Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7666535 | Fuel cell system and method of operating a fuel cell system | Junji Uehara, Yuji Matsumoto | 2010-02-23 |
| 7666532 | Fuel cell system and method of starting fuel cell system | Koichiro Miyata, Chihiro Wake, Jumpei Ogawa, Minoru Uoshima | 2010-02-23 |
| 7618728 | Fuel cell system and method of controlling idle stop of the fuel cell system | Daishi Igarashi, Yoshikazu Murakami, Junji Uehara, Dai Saitoh, Chihiro Wake | 2009-11-17 |
| 7597974 | Fuel cell system | Tomoki Kobayashi, Shigeru Inai, Minoru Uoshima, Yasunori Kotani, Yoshikazu Murakami | 2009-10-06 |
| 7588848 | Fuel cell controller and control method | Kuniaki Ojima, Koichiro Miyata | 2009-09-15 |
| 7560182 | Reaction gas supply apparatus and method for fuel cell | Kuniaki Ojima, Shinji Yoshikawa, Nobutaka Nakajima, Yoshikazu Murakami, Yasunori Kotani +1 more | 2009-07-14 |
| 7531258 | Fuel cell system and method for discharging reaction gas from fuel cell | Yuji Matsumoto, Kuniaki Ojima, Yoshikazu Murakami, Shinji Yoshikawa | 2009-05-12 |
| 7482079 | Fuel cell system and method of controlling a fuel discharging process based on the fuel cell output voltage | Yosuke Fujii, Yoshikazu Murakami, Yuji Matsumoto | 2009-01-27 |
| 7473479 | Current limiting system and current limiting method for fuel cells | Daishi Igarashi, Kenichiro Kimura, Yoshikazu Murakami, Chihiro Wake | 2009-01-06 |
| 7442458 | Fuel cell system and activation system thereof | Shinji Yoshikawa, Junji Uehara | 2008-10-28 |
| 7361423 | Fuel cell system and method for discharging reaction gas from fuel cell | Kuniaki Ojima, Shinji Yoshikawa, Yuji Matsumoto, Junji Uehara | 2008-04-22 |
| 7311984 | Fuel cell system | Koichiro Miyata | 2007-12-25 |
| 7282286 | Start-up method for fuel cell | Masanori Hayashi, Yoshio Hosono, Minoru Uoshima, Junji Uehara, Tomoki Kobayashi +2 more | 2007-10-16 |
| 7264900 | Fuel cell system | Masanori Hayashi, Hideo Numata, Yoshikazu Murakami | 2007-09-04 |
| 7223489 | Hydrogen purge control apparatus | Masanori Hayashi, Akio Yamamoto, Yoshikazu Murakami, Satoshi Aoyagi | 2007-05-29 |
| 6898964 | Failure determination method for an air supply system in a fuel cell apparatus | Junji Uehara, Shinji Yoshikawa, Yoshikazu Murakami | 2005-05-31 |
| 6864003 | Control device for fuel cell | Yoshikazu Murakami, Masanori Hayashi, Satoshi Aoyagi | 2005-03-08 |
| 6815104 | Method for controlling flow rate of oxidizer in fuel cell system | Junji Uehara, Yoshikazu Murakami, Masanori Hayashi, Yuji Matsumoto, Daishi Igarashi | 2004-11-09 |
| 6815108 | Function maintaining method for a fuel cell system | Shinji Yoshikawa, Yoshinobu Hasuka | 2004-11-09 |
| 6607855 | Control system for fuel cell | Yoshikazu Murakami | 2003-08-19 |
| 6602628 | Control system for fuel cell | Katumi Saitou, Tomoki Kobayashi | 2003-08-05 |