U.S. BATTERY AND FUEL CELL PATENTS

Compiled by Eddie T. Seo
etseo@netway.net
Littleton, CO

Official Gazette, Volume 1279 (February 2004)

U.S. 6,684,694 (20040203), Flow sensor, method of manufacturing the same and fuel cell system, Takeshi Fujiwara, Syo Sasaki, Kenichi Nakamura, and Tokudai Neda, Omron Corp. (JP).

U.S. 6,685,752 (20040203), Method for providing a cathode of a mixed phase metal oxide, Randolph A. Leising and Esther S. Takeuchi, Wilson Greatbatch Ltd.

U.S. 6,685,753 (20040203), Method of installing an edge piece on a battery plate and apparatus for performing same, David A. Johnson and Peter E. Johnson, Tekmax, Inc.

U.S. 6,685,804 (20040203), Method for fabricating electrode for rechargeable lithium battery, Hiroaki Ikeda, Yoichi Domoto, Hiromasa Yagi, Hisaki Tarui, Masahisa Fujimoto, Shin Fujitani, and Masaki Shima, Sanyo Electric Co., Ltd. (JP).

U.S. 6,685,806 (20040203), Membrane electrode assembly and method of its production, Alfonso Carlos Cadaval Fernandez De Leceta and Ricardo Blach Vizoso, David Fuel Cell Components, SL (ES).

U.S. 6,685,818 (20040203), Process for the electrochemical preparation of hydrogen peroxide, Thomas Lehmann and Patrik Stenner, Degussa AG (DE).

U.S. 6,685,821 (20040203), Method and system for producing high-pressure hydrogen, John A. Kosek, Jose Giner, and Anthony B. LaConti, Giner Electrochemical Systems, LLC.

U.S. 6,685,898 (20040203), Hydrophobic catalytic materials and method of forming the same, Fred M. Allen, Patrick W Blosser, Ronald M. Heck, Jeffrey B. Hoke, Terence C. Pole, and John J. Steger, Engelhard Corp.

U.S. 6,685,984 (20040203), Method for the production of multilayers, Makoto Higami, Kohei Goto, Yoichi Asano, Ryoichiro Takahashi, Osamu Kakutani, and Gen Okiyama, JSR Corp. (JP) and Honda Giken Kogyo Kabushiki Kaisha (JP).

U.S. 6,685,986 (20040203), Metal nanoshells, Steven J Oldenburg, Richard D. Averitt, and Nancy J. Halas, William Marsh Rice University.

U.S. 6,686,075 (20040203), Process for producing electrical energy with the aid of a fuel cell, Jurgen Gieshoff, Helga Vollmer, Barbara Diehl, Egbert Lox, and Thomas Kreuzer, dmc2 Degussa Metals Catalysts Cerdec AG (DE).

U.S. 6,686,076 (20040203), Electrochemical conversion system, Lonnie G Johnson, Excellatron Solid State, LLC.

U.S. 6,686,077 (20040203), Liquid hetero-interface fuel cell device, Robert R. Rice and Jan Vetrovec, The Boeing Co.

U.S. 6,686,078 (20040203), Method of reformer operation to prevent fuel cell flooding, Daniel O. Jones, Plug Power Inc.

U.S. 6,686,079 (20040203), Fuel cell for downhole power systems, Wenlin Zhang, Donald E. Hensley, and Kenneth L. Havlinek, Schlumberger Technology Corp.

U.S. 6,686,080 (20040203), Fuel cell systems, Ron H Farkash, Dean P Skrzycke, Katie Dusett, Steve Buelte, Arne W. Ballantine, and Daniel O. Jones, Plug Power Inc.

U.S. 6,686,081 (20040203), Methods and apparatuses for a pressure driven fuel cell system, Shimson Gottesfeld, MTI Microfuel Cells, Inc.

U.S. 6,686,082 (20040203), Fuel cell stack, David Earl Leger, Shane Carver Black, and Mark Chesley McDonald, Powerdisc Development Corp. Ltd. (CA).

U.S. 6,686,083 (20040203), Carbonaceous composite material, process for production thereof, fuel cell separator, and polymer electrolyte fuel cell, Kazuo Saito, Atsushi Hagiwara, Takashi Maki, and Atsushi Miyazawa, Nisshinbo Industries, Inc. (JP).

U.S. 6,686,084 (20040203), Gas block mechanism for water removal in fuel cells, Farrokh Issacci and Timothy J. Rehg, Hybrid Power Generation Systems, LLC.

U.S. 6,686,085 (20040203), Fuel cell, Yosuke Fujii, Noriaki Osao, Yoshinori Wariishi, Takaki Nakagawa, Hiroshi Shinkai, and Katsumi Hayashi, Honda Giken Kogyo Kabushiki Kaisha (JP).

U.S. 6,686,086 (20040203), Battery reclamation system, Douglas Martin, Kristine Burgess, and Todd Leonard, Secor International Inc.

U.S. 6,686,087 (20040203), Non-aqueous electrolyte secondary cell with a spirally wound electrode unit, Kazunori Fujita and Masanori Anzai, Sony Corp. (JP).

U.S. 6,686,088 (20040203), Header insulator for an electrochemical cell, Joseph M. Probst and William M. Paulot, Wilson Greatbatch Ltd.

U.S. 6,686,089 (20040203), Battery electrode, secondary battery, and method of manufacturing same, Masaki Fujiwara, Gaku Harada, Shinako Okada, and Toshihiko Nishiyama, NEC Tokin Corp. (JP).

U.S. 6,686,090 (20040203), Battery with a nonaqueous electrolyte and a negative electrode having a negative electrode active material occluding and releasing an active material, Hiroki Inagaki and Norio Takami, Kabushiki Kaisha Toshiba (JP).

U.S. 6,686,091 (20040203), Positive electrode material and nickel­zinc battery, Kenta Yamamoto, Osamu Takahashi, Kazuo Honda, and Kuniyasu Oya, Sony Corp. (JP).

U.S. 6,686,092 (20040203), Nonaqueous electrolyte type secondary battery with a film casing, Hiroshi Yageta, Tatsuji Numata, Chika Kanbe, Akira Kobayashi, Masato Shirakata, and Masatomo Yonezawa, NEC Corp. (JP).

U.S. 6,686,093 (20040203), Positive electrode active material for nonaqueous electrolytic solution secondary battery and nonaqueous electrolytic solution secondary battery therewith, Ryo Sakai, Yasuhiro Shirakawa, Yasumasa Ooya, Koshin Tanaka, and Hajime Takeuchi, Kabushiki Kaisha Toshiba (JP).

U.S. 6,686,094 (20040203), Non-aqueous electrolyte secondary cell, Atsuo Omaru, Naoyuki Nakajima, and Masayuki Nagamine, Sony Corp. (JP).

U.S. 6,686,095 (20040203), Gel electrolyte precursor and chemical battery, Shuzi Hayase, Norio Takami, Hirohisa Miyamoto, and Satoshi Mikoshiba, Kabushiki Kaisha Toshiba (JP).

U.S. 6,686,096 (20040203), Rechargeable solid state chromium­fluorine­lithium electric battery, Hing Ka Chung, New Billion Investments Ltd. (HK).

U.S. 6,686,308 (20040203), Supported nanoparticle catalyst, Shane Shanhong Mao and Guoping Mao, 3M Innovative Properties Co.

U.S. 6,686,319 (20040203), Metal oxide materials, Jeffrey Lewis Tallon, Robert George Buckley, and Murray Robert Presland, Her Majesty the Queen in right of New Zealand ().

U.S. 6,686,720 (20040203), Vented-type leak resistant motor cycle battery, Surendra Kumar Mittal, Debashish Mazumdar, and Partha Dasgupta, Exide Industries Ltd. (IN) and Shin­Kobe Electric Machinery Co., Ltd. (JP).

U.S. 6,686,722 (20040203), Battery pack containing a circuit breaker, Atsushi Watanabe, Mikitaka Tamai, and Hiroki Teraoka, Sanyo Electric Co., Ltd. (JP).

U.S. 6,686,723 (20040203), Charging circuit for deeply discharged cells, Gregory J. Smith and Yinming Chen, National Semiconductor Corp.

U.S. 6,686,724 (20040203), Method of and apparatus for controlling charging and/or discharging of a battery for a hybrid electric vehicle, Calvin Edward Coates and Robert John Melichar, Ford Motor Co.

U.S. 6,687,102 (20040203), Battery-operated power supply unit, Daniel Lopez and Jean Paul Louvel, Thomson Licensing SA (FR).

U.S. 6,687,103 (20040203), Charge/discharge protection circuit, Axel Pannwitz, Dialog Semiconductor GmbH (DE).

U.S. 6,687,116 (20040203), Non-symmetric capacitor with conductive adhesion layer for cathode, Martin Hudis.

U.S. 6,687,631 (20040203), Laplace transform impedance spectrometer and its measurement method, Chul­Oh Yoon, Yevgen Barsukov, and Jong­Hyun Kim, Korea Kumho Petrochemical Co., Ltd. (KR).

U.S. 6,688,387 (20040210), In situ thermal processing of a hydrocarbon containing formation to produce a hydrocarbon condensate, Scott Lee Wellington, Harold J. Vinegar, Eric Pierre de Rouffignac, Gordon Thomas Shahin Jr., John Michael Karanikas, Ilya Emil Berchenko, George Leo Stegemeier, Etuan Zhang, Thomas David Fowler, and Robert Charles Ryan, Shell Oil Co.

U.S. 6,688,857 (20040210), Compressor and dehydrator system, Ewan Choroszylow and Giovanni Aquino.

U.S. 6,689,176 (20040210), Method for manufacturing a battery, Chu Hou Jen, Terng Yu Peng, and Huang Mu Tsun, Elite Ionergy Co., Ltd. (TW).

U.S. 6,689,177 (20040210), Nonaqueous-electrolyte secondary battery and method of manufacturing the same, Tsuyoshi Sugiyama, Tatsuo Onozaki, and Takashi Ono, Sony Corp. (JP).

U.S. 6,689,186 (20040210), Silver-containing particles, method and apparatus of manufacture, silver-containing devices made therefrom, Mark J. Hampden­Smith, Toivo T. Kodas, Quint H. Powell, Daniel J. Skamser, James Caruso, and Clive D. Chandler, Cabot Corp.

U.S. 6,689,191 (20040210), Rapid conversion of metal-containing compounds to form metals or metal alloys, Stephen Dunmead, Kauko Johannes Karpale, Alan W. Weimer, Karen J. Buechler, and Jacob A. Johnson, OMG Americas, Inc. and The Regents of the University of Colorado.

U.S. 6,689,193 (20040210), Hydrogen storage alloy powder and method for producing the same, Mitsuya Hosoe, Izuru Kanoya, Junichi Kitagawa, Terumi Furuta, and Takanori Suzuki, Honda Giken Kogyo Kabushiki Kaisha (JP).

U.S. 6,689,194 (20040210), Fuel cell system having a replaceable getter element for purifying the fuel supply, Steven D. Pratt, Sivakumar Muthuswamy, Ronald J. Kelley, and Robert W. Pennisi, Motorola, Inc.

U.S. 6,689,233 (20040210), Hydrogen absorbing alloy and method for its production, Kiyotaka Yasuda, Daisuke Mukai, Minoru Sakai, Shigeo Hirayama, Kazuhito Komatsu, and Shinya Kagei, Mitsui Mining & Smelting Co. Ltd. (JP).

U.S. 6,689,235 (20040210), Method of manufacturing rolled copper foil for flexible printed circuit, Takaaki Hatano and Yoshio Kurosawa, Nippon Mining & Metals Co., Ltd. (JP).

U.S. 6,689,439 (20040210), Micro-stud diffusion substrate for use in fuel cells, Zbigniew S. Sobolewski.

U.S. 6,689,499 (20040210), Pressurized solid oxide fuel cell integral air accumular containment, James E. Gillett, Paolo R. Zafred, and Richard A. Basel, Siemens Westinghouse Power Corp.

U.S. 6,689,500 (20040210), Cooling a fuel cell stack, Milton H. Nelson, Power Plug, Inc.

U.S. 6,689,501 (20040210), Composite ion exchange membrane for use in a fuel cell, Charles Stone and David A. Summers, Ballard Power Systems Inc (CA).

U.S. 6,689,502 (20040210), Monopolar cell pack of direct methanol fuel cell, Kyoung­hwan Choi, Samsung Electronics Co., Ltd. (KR).

U.S. 6,689,503 (20040210), Fuel cell with uniform compression device, Jefferson Y. S. Yang, Asia Pacific Fuel Cell Technologies, Ltd. (TW).

U.S. 6,689,504 (20040210), Fuel cell stack with separator of a laminate structure, Toshihiro Matsumoto, Kazuhito Hatoh, Hisaaki Gyoten, Hideo Ohara, Kazufumi Nishida, and Teruhisa Kanbara, Matsushita Electric Industrial Co., Ltd. (JP).

U.S. 6,689,505 (20040210), Electrocatalyst for fuel cells, Peter Albers, Emmanuel Auer, Walther Behl, Karl Vogel, and Conny Vogler, dmc2 Degussa Metals Catalysts Cerdec AG (DE).

U.S. 6,689,506 (20040210), Sealed alkaline storage battery with safety vent unit, Hiroyuki Inoue and Hisashi Kakiuch, Sanyo Electric Co., Ltd. (JP).

U.S. 6,689,507 (20040210), Battery and equipment or device having the battery as part of structure and locally distributed power generation method and power generation device therefor, Kazuo Tsutsumi, Toshio Atsuta, Chikanori Kumagai, Mitsuharu Kishimoto, and Atsushi Tsutsumi, Kawasaki Jukogyo Kabushiki Kaisha (JP).

U.S. 6,689,508 (20040210), Nonaqueous electrolyte secondary cell and method of producing the same, Taizo Sunano, Sanyo Electric Co., Ltd. (JP).

U.S. 6,689,509 (20040210), Laminated multilayer separator for lead­acid batteries, Jerry Zucker, Daramic, Inc.

U.S. 6,689,510 (20040210), Monoblock battery assembly with cross-flow cooling, Philippe Gow, Anthony Osgood, Dennis A. Corrigan, Lin R. Higley, Marshall D. Muller, Stanford R. Ovshinsky, and Rajeev Puttaiah, Ovonic Battery Co., Inc.

U.S. 6,689,511 (20040210), Secondary battery and electronic instrument using it, Kazuo Yamada, Takehito Mitate, and Motoaki Nishijima, Sharp Kabushiki Kaisha (JP).

U.S. 6,689,512 (20040210), Flat-shaped nonaqueous electrolyte battery, Takashi Kimura, Tatsuya Shigeno, and Kenichi Sano, Hitachi Maxell Ltd. (JP).

U.S. 6,689,513 (20040210), Lithium secondary battery, Kenichi Morigaki, Masaya Okochi, and Shinji Mino, Matsushita Electric Industrial Co., Ltd. (JP).

U.S. 6,689,514 (20040210), High-temperature Ni­MH battery and a method for making the same, Haigang Lv, BYD Battery Co., Ltd. (CN).

U.S. 6,689,711 (20040210), Methods of producing oxygen reduction catalyst, Mark C. Lefebvre, Metallic Power, Inc.

U.S. 6,689,716 (20040210), Method for producing catalyst structures, Bruce J. Sabacky and Timothy M. Spitler, Altair Nanomaterials Inc.

U.S. 6,690,140 (20040210), Vehicle electrical system, Gerald L. Larson, International Truck Intellectual Property Co., LLC.

U.S. 6,690,171 (20040210), Battery capacity detection device and method, Chih­Ching Chen, Chicony Electronics Co., Ltd. (TW).

U.S. 6,690,179 (20040210), High throughput mechanical property testing of materials libraries using capacitance, Damian A. Hajduk, Eric D. Carlson, J. Christopher Freitag, Oleg Kolosov, James R. Engstrom, Adam Safir, Ravi Srinivasan, and Leonid Matsiev, Symyx Technologies, Inc.

U.S. 6,690,180 (20040210), Process and apparatus for determining ratio of fluid components such as methanol and water for reforming feed, Robert N. Schwartz, Paul O. Braatz, and Kevin W. Kirby, HRL Laboratories, LLC.

U.S. 6,690,559 (20040210), Charge/discharge type power supply, Shinichi Yoshida, Seiko Instruments Inc. (JP).

U.S. 6,690,585 (20040210), Bi-directional DC power conversion system, Jonathan Betts­LaCroix, OQO, Inc.

U.S. 6,691,049 (20040210), Method and apparatus to detect that the battery gauge is out of calibration, Jeffrey K. Jeansonne, Duane J. Gatlin, Robert C. Hurbanis Jr., and James L. Mondshine, Hewlett­Packard Development Co., LP.

U.S. 6,691,095 (20040210), Method and system to determine state-of-health of a fuel cell using an intelligent system, Pritpal Singh, Craig Fennie Jr., and David E. Reisner, US Nanocorp.

U.S. 6,691,749 (20040217), Service coupling, Alan John Mulvenna and John David Trevor Graham, General Hydrogen Corp.

U.S. 6,691,810 (20040217), Apparatus for controlling fuel cell vehicle, Yoshinobu Hasuka, Satoshi Aoyagi, Asao Uenodai, and Hibiki Saeki, Honda Giken Kogyo Kabushiki Kaisha (JP).

U.S. 6,692,205 (20040217), Compressor incorporated with motor and its cooling jacket, Takahiro Moroi, Yoshiyuki Nakane, Kawaguch Ryuta, and Tsutomu Nasuda, Kabushiki Kaisha Toyota Jidoshokki (JP).

U.S. 6,692,264 (20040217), Elastomeric connector for fuel cell stack cell voltage monitor, Robert L. Fuss, General Motors Corp.

U.S. 6,692,543 (20040217), Method for manufacturing lithium ion secondary battery, Kouji Hamano, Yasuhiro Yoshida, Michio Murai, Takayuki Inuzuka, Hisashi Shiota, Jun Aragane, Hiroaki Urushibata, Shigeru Aihara, and Daigo Takemura, Mitsubishi Denki Kabushiki Kaisha (JP).

U.S. 6,692,545 (20040217), Combined water gas shift reactor/carbon dioxide adsorber for use in a fuel cell system, Craig S. Gittleman and Ramesh Gupta, General Motors Corp.

U.S. 6,692,658 (20040217), Electrolyte and secondary cell, Shinichi Nakamura and Satoshi Igawa, Canon Kabushiki Kaisha (JP).

U.S. 6,692,665 (20040217), Lithium manganese oxide, cathode material for lithium secondary battery, cathode, lithium secondary battery and process for manufacturing lithium manganese oxide, Koji Shima, Akira Utsunomiya, and Yasushi Tsurita, Mitsubishi Chemical Corp. (JP).

U.S. 6,692,707 (20040217), Hydrocarbon fuel reformer, Takeshi Hirabayashi, Toyota Jidosha Kabushiki Kaisha (JP).

U.S. 6,692,718 (20040217), Method for preparing nano-size particulate graphite, Eiji Osawa, Futaba Corp. (JP)

U.S. 6,692,851 (20040217), Fuel cell stack monitoring and system control, Donald H. Keskula, Tien M. Doan, and Bruce J. Clingerman, General Motors Corp.

U.S. 6,692,852 (20040217), Generating system for a fuel cell, and heat waste recirculating and cooling system of said generating system, Jefferson YS Yang, Asia Pacific Fuel Cell Technologies, Ltd. (TW).

U.S. 6,692,853 (20040217), Recovery system of heat energy in a fuel cell system, Satoshi Hanai, Kiyoshi Kasahara, and Naoyuki Abe, Honda Giken Kogyo Kabushiki Kaisha (JP).

U.S. 6,692,854 (20040217), Fuel cell generator system and method for operating same, Yoshiteru Misumi, Kurita Water Industries, Ltd. (JP).

U.S. 6,692,855 (20040217), Solid electrolyte type fuel cell and method of producing the same, Masanobu Aizawa, Akira Ueno, Koji Omoshiki, Haruo Nishiyama, and Ken­ichi Hiwatashi, Toto Ltd. (JP).

U.S. 6,692,856 (20040217), High throughput screening device for combinatorial chemistry, Eugene S. Smotkin, NuVant Systems, LLC (PR).

U.S. 6,692,857 (20040217), Process for the production of a composite membrane, Edwin H. A. Steenbakkers, DSM NV (NL).

U.S. 6,692,858 (20040217), Electrolyte membrane for polymer electrolyte fuel cell and producing method thereof, Yoshiaki Higuchi, Ichiro Terada, Hiroshi Shimoda, and Satoru Hommura, Asahi Glass Co., Ltd. (JP).

U.S. 6,692,859 (20040217), Fuel and air supply base manifold for modular solid oxide fuel cells, Subhasish Mukerjee, Karl Jacob Haltiner Jr., and Haskell Simpkins, Delphi Technologies, Inc.

U.S. 6,692,860 (20040217), Fuel cell comprising dual seal assembly, Masajiro Inoue, Nobuaki Kimura, Narutoshi Sugita, and Hideaki Kikuchi, Honda Giken Kogyo Kabushiki Kaisha (JP).

U.S. 6,692,861 (20040217), Carbon-oxygen fuel cell, Tao T. Tao, CellTech Power, Inc.

U.S. 6,692,862 (20040217), Redox flow battery and method of operating it, Andrea Zocchi, Squirrel Holdings Ltd. (KY).

U.S. 6,692,863 (20040217), Nonaqueous electrolyte secondary cells and process for fabricating same, Andrea Zocchi, Squirrel Holdings Ltd. (KY).

U.S. 6,692,864 (20040217), Battery pack and power tool using the same, Yoshitaka Dansui, Hironori Ura, Sadaaki Yokoo, and Michio Hirota, Matsushita Electric Industrial Co., Ltd. (JP).

U.S. 6,692,865 (20040217), Double current collector cathode design using mixtures of two active materials for alkali metal or ion electrochemical cells, Hong Gan and Esther S. Takeuchi, Wilson Greatbatch Ltd.

U.S. 6,692,866 (20040217), Lamination type secondary battery, Hideto Watanabe, Katsuichi Mogami, and Eiko Motegi, NEC Mobile Energy Corp. and NEC Corp. (JP)

U.S. 6,692,867 (20040217), Battery separator-pin removal, Robert A. Nark, Ronald W. Call, Donald K. Simmons, and Mark W. Ferebee, Celgard Inc.

U.S. 6,692,868 (20040217), Melt blown battery separator, Jerry Zucker, Daramic, Inc.

U.S. 6,692,869 (20040217), Surface-treated steel sheet for battery case, method of production thereof, battery case formed by the steel sheet and battery using the case, Hitoshi Ohmura, Tatsuo Tomomori, Hideo Ohmura, and Keiji Yamane, Toyo Kohan Co., Ltd. (JP).

U.S. 6,692,870 (20040217), Electrode active material and lithium secondary battery, Masahide Miyake, Masahisa Fujimoto, and Shin Fujitani, Sanyo Electric Co., Ltd. (JP).

U.S. 6,692,871 (20040217), Double current collector cathode design for alkali metal electrochemical cells having short circuit safety characteristics, Hong Gan and Esther S. Takeuchi, Wilson Greatbatch Ltd.

U.S. 6,692,872 (20040217), Metal hydride negative electrode and method for producing same, Hiroyuki Suzuki, Kyoichi Ariga, Kenichi Kobayashi, Hiroshi Ogura, Nobuyuki Muromachi, Mieko Nagamori, and Hideki Toshima, Honda Giken Kogyo Kabushiki Kaisha (JP), Japan Metals & Chemicals Co., Ltd. (JP), and Sanoh Kogyo Kabushiki Kaisha (JP).

U.S. 6,692,873 (20040217), Composition for forming electrode active material of lithium secondary battery, composition for forming separator and method of preparing lithium secondary battery using the compositions, Chi­kyun Park, Archana Kakirde, Peikang Liu, Venkatesan Manivannan, Chul Chai, Dong­joon Ihm, Jon­ha Lee, and Kwon­sun Roh, SKC Co., Ltd. (KR).

U.S. 6,692,874 (20040217), Electrolytes and lithium ion battery using the same, Hyeong­Jin Kim, Seung­II Yoo, and Jae­Sik Chung, LG Chemical Co., Ltd. (KR).

U.S. 6,693,212 (20040217), Tris(oxalato)phosphates, method for their preparation and their use, Ulrich Wietelmann, Klaus Schade, and Uwe Lischka, Chematall GmbH (DE).

U.S. 6,693,368 (20040217), Power supply system for a motor vehicle having a low-voltage onboard power supply and having a higher-voltage onboard power supply, Anton Schumann, Karl Kapfhammer, Xaver Pfab, and Alfred Grom, Bayerische Motoren Werke Aktiengesellschaft (DE).

U.S. 6,693,408 (20040217), Electric accumulator batteries, Rafael Ruiz Rodriguez, Antonio Ripoll Anton, and Ernesto Collado Parra, SE Acumulador Yudor, SA (ES).

U.S. 6,693,431 (20040217), Battery system and method of determining battery condition, Kent W. Leyde and Daniel J. Powers, Koninklijke Philips Electronics NV (NL).

U.S. 6,693,577 (20040217), Integration type A/D conversion method, integration type A/D converter, and battery charger utilizing such converter, Kenji Yamamoto, Rohm Co., Ltd. (JP).

U.S. 6,693,782 (20040217), Surge suppression for current limiting circuits, Steven J. Lash, Dell Products LP.

U.S. 6,694,766 (20040224), Power generation systems with earth heat transfer, Howard E. Johnson Jr. and Gregory Tinkler, Enlink Geoenergy Services, Inc.

U.S. 6,695,044 (20040224), Heat exchanger, Keith Thomas Symonds, Chart Heat Exchangers Ltd. Partnership (GB).

U.S. 6,695,628 (20040224), Battery connector, Ryan Yeh, Hon Hai Precision Ind Co., Ltd. (TW).

U.S. 6,695,652 (20040224), Battery charging clamp, Joseph P. Reardon Jr.

U.S. 6,695,653 (20040224), No-crimp electrical connector, Rene Tomasino, Swenco Products, Inc.

U.S. 6,695,907 (20040224), Dispersions containing pyrogenic oxides, Thomas Scharfe, Rainer Golchert, and Helmut Mangold, Degussa AG (DE).

U.S. 6,695,940 (20040224), Laminate thin-wall ceramic tubes, including with integral stress wrappings, thickened ends and/or internal baffles, particularly for solid oxide fuel cells, Alan D. Devoe and Mary Trinh.

U.S. 6,695,986 (20040224), Electrocatalytic enhancement with catalyst-modified carbon-silica composite aerogels, Debra R. Rolison, Michele L. Anderson, and Rhonda M. Stroud, The United States of America.

U.S. 6,696,027 (20040224), Reformation reactor with catalyst charging, Rainer Autenrieth and Andreas Christen, Ballard Power Systems AG (DE).

U.S. 6,696,185 (20040224), Fuel cell and fastening method therefor, Takafumi Okamoto, Honda Giken Kogyo Kabushiki Kaisha (JP).

U.S. 6,696,186 (20040224), Humidifying device for a fuel cell, method for humidifying a fuel cell membrane and fuel cell, Wolfgang Herdeg, Holger Klos, Martin Sattler, Sabine Hess, Hans­Dieter Wilhelm, Jurgen Habrich, Karl Eck, Markus Keutz, and Thomas Zapp, Mannesmann AG (DE) and Siemens AG (DE).

U.S. 6,696,187 (20040224), Fuel cell power generating system, Kevin Kendall and Ian Kilbride, Acumentrics Corp.

U.S. 6,696,188 (20040224), Device for evaporating and/or overheating a hydrocarbon in a fuel cell, Stefan Boneberg, Bruno Motzet, Alois Tischler, and Marc Weisser, Ballard Power Systems AG (DE).

U.S. 6,696,189 (20040224), Direct methanol fuel cell system including an integrated methanol sensor and method of fabrication, Joseph W. Bostaph, Chowdary R. Koripella, and Allison M. Fisher, Motorola, Inc.

U.S. 6,696,190 (20040224), Fuel cell system and method, Prathap Haridoss, Plug Power Inc.

U.S. 6,696,191 (20040224), Fuel cell and process for producing the same, Mineo Washima, Hitachi Cable, Ltd. (JP).

U.S. 6,696,192 (20040224), Fuel cell system, Yasushi Kanai, Hideo Okamoto, Kouji Kurosaki, Tomoki Kobayashi, and Hiroshi Shimanuki, Honda Giken Kogyo Kabushiki Kaisha (JP).

U.S. 6,696,193 (20040224), Manifold attachment system for a fuel cell stack, Stanley P. Bonk and Xiaoguang Yu, UTC Fuel Cells, LLC.

U.S. 6,696,194 (20040224), Polymer electrolytic fuel cell, Yoshihiro Hori, Takeshi Yonamine, Osamu Sakai, and Masato Hosaka, Matsushita Electric Industrial Co., Ltd. (JP).

U.S. 6,696,195 (20040224), Direct methanol fuel cell including a water recovery and recirculation system and method of fabrication, Jeanne S. Pavio, Joseph W. Bostaph, and Allison M. Fisher, Motorola, Inc.

U.S. 6,696,196 (20040224), Closed battery container having high volume rapid venting feature, Derek Eilers, ITT Manufacturing Enterprises, Inc.

U.S. 6,696,197 (20040224), Battery pack and portable electronic appliance, Hiroki Inagaki, Norio Takami, Tatsuoki Kohno, Tomokazu Morita, and Haruchika Ishii, Kabushiki Kaisha Toshiba (JP).

U.S. 6,696,198 (20040224), Flat battery, Mitsugu Okahisa, Susumu Yamanaka, Takao Uyama, Toshihiko Ikehata, and Tetsuya Takeuchi, Matsushita Electric Industrial Co., Ltd. (JP).

U.S. 6,696,199 (20040224), Battery, Hiroaki Yoshida, Takefumi Inoue, Nobutaka Imamura, Tatsuya Iwamoto, Taro Naoi, Naozumi Miyanaga, Teruhiro Hatanaka, Masaru Sashiki, Kouji Kamata, and Hideki Yamazaki, Japan Storage Battery Co., Ltd. (JP).

U.S. 6,696,200 (20040224), Lithium battery with boron-containing electrode, Seiji Yoshimura, Taeko Ota, and Shin Fujitani, Sanyo Electric Co., Ltd. (JP).

U.S. 6,696,201 (20040224), Electrochemical cell having a cathode of a mixed phase metal oxide and method of preparation, Randolph A. Leising and Esther S. Takeuchi, Wilson Greatbatch Ltd.

U.S. 6,696,202 (20040224), Electrical appliance using lithium secondary batteries, Juichi Arai, Hitachi, Ltd. (JP).

U.S. 6,696,203 (20040224), Battery and electrode including an active material, an electrically conductive material and a conducting agent, Makiko Kise, Syoji Yoshioka, Hironori Kuriki, Hiroaki Urushibata, Hisashi Shiota, Jun Aragane, Takashi Nishimura, Shigeru Aihara, and Daigo Takemura, Mitsubishi Denki Kabushiki Kaisha (JP).

U.S. 6,696,204 (20040224), Polymer battery and method of manufacture, Takaya Sato, Kimiyo Hata, and Tatsuya Maruo, Nisshinbo Industries, Inc. (JP).

U.S. 6,696,382 (20040224), Catalyst inks and method of application for direct methanol fuel cells, Piotr Zelenay, John Davey, Xiaoming Ren, Shimshon Gottesfeld, and Sharon C. Thomas, The Regents of the University of California.

U.S. 6,696,815 (20040224), Secondary battery control device and control method, Yoshiaki Kikuchi, Toyota Jidosha Kabushiki Kaisha (JP).

U.S. 6,696,816 (20040224), Battery charger, Yang­Chu Guo and Ren­Hua Ji, Hon Hai Precision Ind Co., Ltd. (TW).

U.S. 6,696,817 (20040224), Battery box, Katsumi Awatsu and Takashi Konishi, Tanita Corp. (JP).

U.S. 6,696,818 (20040224), Method and unit for computing charging efficiency and charged electrical quantity of battery, Youichi Arai and Shuji Satake, Yazaki Corp. (JP).

U.S. 6,696,819 (20040224), Battery charge control device, Kevin I. Bertness, Midtronics, Inc.

U.S. 6,696,842 (20040224), Electronic unit for detecting the charging condition and/or the wear of a motor vehicle battery using the engine rotational speed and battery voltage, Florian Traub, Bayerische Motoren Werke Aktiengesellschaft (DE).

U.S. 6,697,245 (20040224), Electronic load for the testing of electrochemical energy conversion devices, Craig C. Andrews, Lynntech, Inc.

U.S. 6,697,249 (20040224), Supercapacitor and a method of manufacturing such a supercapacitor, Yurii Maletin, Natalie Strizhakova, Sergey Kozachkov, Antonina Mironova, Sergey Podmogilny, Valerii Danilin, Julia Kolotilova, Volodymyz Izotov, Jan Cederstrom, Sergey Gordeev Konstantinovich, Julia Kukushkina Aleksandrovna, Vasilii Sokolov Vasilevitj, Alexander Kravehik Efimovitj, Anti Perkson, Mati Arulepp, Jaan Leis, Clarence L. Wallace, and Jie Zheng, FOC Frankenburg Oil Co. (LI).

U.S. 6,697,259 (20040224), Circuit board of protective circuit for storage battery, protective circuit for storage battery, and storage battery pack, Satoshi Nakamura, Rohm Co., Ltd. (JP).

U.S. 6,697,745 (20040224), Technique and apparatus to control the transient response of a fuel cell system, Daniel O. Jones, John Parks, and Dustan Skidmore, Plug Power Inc.