Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7745063 | Fuel cell stack | Takashi Akiyama, Hideyuki Ueda, Shinsuke Fukuda | 2010-06-29 |
| 7679334 | Power supply unit and electric apparatus | Kohei Suzuki, Hiroshi Yoshizawa, Munehisa Ikoma | 2010-03-16 |
| 7670705 | Fuel cell system with purifying apparatus | Hideyuki Ueda, Takashi Akiyama, Shinsuke Fukuda, Yukihiro Okada, Satoshi Shibutani | 2010-03-02 |
| 7604887 | Electrolyte membrane, membrane electrode assembly using this and fuel cell | Norihisa Mino, Nobuhiko Hojo, Aoi Tanaka, Takashi Akiyama, Yukihiro Okada +2 more | 2009-10-20 |
| 7582371 | Fuel cell system having fuel and water controlling means | Takashi Akiyama, Yukihiro Okada, Satoshi Shibutani, Hideyuki Ueda | 2009-09-01 |
| 7498097 | Fuel cell and production method thereof | Hideyuki Ueda, Takashi Akiyama, Yukihiro Okada, Satoshi Shibutani | 2009-03-03 |
| 7364818 | Nickel positive electrode plate and alkaline storage battery | Soryu Nakayama, Hideo Kaiya | 2008-04-29 |
| 7247409 | Alkaline storage battery and hydrogen storage alloy electrode used therefor | Kazutaka Ikeda, Susumu Kikuyama, Akiko Miyahara | 2007-07-24 |
| 7081317 | Polymer electrolyte thin film fuel cell and method of operating the same | Satoru Fujii, Kazuhito Hatoh, Masato Hosaka, Yasutaka Noguchi, Satoshi Shibutani +3 more | 2006-07-25 |
| 6958200 | Nickel-metal hydride storage battery and assembly of the same | Fumio Kato, Futoshi Tanigawa | 2005-10-25 |
| 6858347 | Paste type positive electrode for alkaline storage battery, and nickel-metal hydride storage battery | Futoshi Tanigawa, Akihiro Maeda, Yasushi Nakamura, Yoichi Izumi, Yoshitaka Dansui | 2005-02-22 |
| 6803148 | Nickel positive electrode plate and akaline storage battery | Soryu Nakayama, Hideo Kaiya | 2004-10-12 |
| 6740450 | Hydrogen-absorbing alloy for battery, method for producing the same, and alkaline storage battery using the same | Susumu Kikuyama, Takashi Ebihara, Akiko Miyahara, Xianglong Wang | 2004-05-25 |
| 6699617 | Alkaline storage battery, hydrogen-absorbing alloy electrode and method for producing the same | Takashi Ebihara, Susumu Kikuyama, Akiko Miyahara, Xianglong Wang | 2004-03-02 |
| 6517971 | Nickel-hydrogen secondary battery and process for producing electrode therefor | Yoshitaka Dansui, Kenji Suzuki | 2003-02-11 |
| 6489059 | Alkaline storage battery and positive electrode used for the alkaline storage battery | Tatsuhiko Suzuki, Yoshitaka Dansui, Hideki Kasahara | 2002-12-03 |
| 6471890 | Method for producing a positive electrode active material for an alkaline storage battery | Futoshi Tanigawa, Yasushi Nakamura, Yoshitaka Dansui | 2002-10-29 |
| 6455196 | Non-sintered positive electrode for alkaline storage battery and alkaline storage battery using the same | Fumio Kato, Tatsuhiko Suzuki, Futoshi Tanigawa, Yoshitaka Dansui | 2002-09-24 |
| 6331367 | Alkaline storage battery hydrogen-absorbing alloy electrode and method for producing the same | Takashi Ebihara, Susumu Kikuyama, Akiko Miyahara, Xianglong Wang | 2001-12-18 |
| 6218046 | Positive electrode material for alkaline storage battery and method of producing the same | Futoshi Tanigawa, Masumi Katsumoto, Fumio Kato, Tatsuhiko Suzuki, Yoshitaka Dansui | 2001-04-17 |
| 6130008 | Alkaline storage battery | Yasuhiro Nitta, Kaori Gomikawa | 2000-10-10 |
| 6083642 | Positive electrode material for alkaline storage battery, method of producing the same, and alkaline storage battery using the same | Fumio Kato, Futoshi Tanigawa, Yoshitaka Dansui | 2000-07-04 |
| 6074785 | Nickel/metal hydride storage battery | Yoshitaka Dansui, Fumio Kato, Kenji Suzuki | 2000-06-13 |
| 6033805 | Nickel-hydrogen secondary battery and process for producing electrode therefor | Yoshitaka Dansui, Kenji Suzuki | 2000-03-07 |
| 5346781 | Alkaline storage battery | Munehisa Ikoma, Hiroshi Kawano, Osamu Takahashi, Isao Matsumoto | 1994-09-13 |