Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11489182 | Fuel cell system | Kenji Umayahara | 2022-11-01 |
| 11367886 | Fuel cell system and method of controlling fuel cell system | Toshihiro Egawa, Masahiro Okuyoshi | 2022-06-21 |
| 11005114 | Plant control system, plant control method, and non-transitory computer-readable medium | Masahiro Okuyoshi, Toshihiro Egawa | 2021-05-11 |
| 10985390 | Fuel cell system and control method of fuel cell system | Toshihiro Egawa, Masahiro Okuyoshi | 2021-04-20 |
| 10976711 | Control device, control method, and non-transitory computer readable medium for fuel cell system | Toshihiro Egawa, Masahiro Okuyoshi | 2021-04-13 |
| 10797331 | Fuel cell system and determination method including injector failure determination based on circulation hydrogen pump power consumption | Kaori Oya, Masahiro Okuyoshi | 2020-10-06 |
| 10727512 | Device for monitoring electricity generation and method for monitoring electricity generation | Satoshi Shiokawa, Osamu Hamanoi | 2020-07-28 |
| 10272799 | Fuel cell system | Takashi Yamada | 2019-04-30 |
| 10276883 | Fuel cell system and dryness degree acquisition method | Satoshi Shiokawa, Osamu Hamanoi | 2019-04-30 |
| 10181613 | Fuel cell system and power generation monitoring method | Satoshi Shiokawa, Osamu Hamanoi | 2019-01-15 |
| 10122030 | Fuel cell system and method of controlling operation of fuel cell | Satoshi Shiokawa, Osamu Hamanoi | 2018-11-06 |
| 9997796 | Fuel cell system and operating method of fuel cell system | Hiroyuki Imanishi | 2018-06-12 |
| 9991535 | Fuel cell system and maximum power calculation method | Satoshi Shiokawa, Osamu Hamanoi | 2018-06-05 |
| 9153827 | Fuel cell system and method of controlling rotation speed of compressor | — | 2015-10-06 |
| 8871402 | Fuel cell system | Shigeto Kajiwara | 2014-10-28 |
| 8642194 | Fuel cell system | Yasuhiro Osada | 2014-02-04 |
| 8541142 | Fuel cell system | — | 2013-09-24 |
| 8343679 | Fuel cell system and hydrogen leak judgment method in the system | — | 2013-01-01 |
| 8343680 | Fuel cell system | Yasuhiro Osada, Masahiro Takeshita | 2013-01-01 |
| 8293413 | Fuel cell system including a controller comprising a cooling section abnormality determining unit | — | 2012-10-23 |
| 8252472 | Fuel cell system | Yasuhiro Osada | 2012-08-28 |
| 8206863 | Fuel cell system and its temperature adjusting method | — | 2012-06-26 |
| 8076036 | Fuel cell system, operation method thereof, and fuel cell vehicle | — | 2011-12-13 |
| 8057948 | Fuel cell system that continues operation in the event of a sensor abnormality | Sadao Takaki | 2011-11-15 |
| 8017277 | Fuel cell system | — | 2011-09-13 |