Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8603687 | Fuel cell system | Kenichi Hamada, Nobuyuki Kitamura, Hiroyuki Imanishi | 2013-12-10 |
| 8518590 | Fuel cell output characteristic estimation apparatus and output characteristic estimation method, fuel cell system and vehicle having the same, and fuel cell output control method and data storage medium | Hiroshi Sugiura, Nobuo Watanabe, Tetsuhiro Ishikawa | 2013-08-27 |
| 8018196 | DC power source with fuel cell and electric power storage device | Hiroshi Sugiura, Tetsuhiro Ishikawa, Nobuo Watanabe | 2011-09-13 |
| 7583050 | DC power source with fuel cell and electric power storage device | Hiroshi Sugiura, Tetsuhiro Ishikawa, Nobuo Watanabe | 2009-09-01 |
| 7410711 | Fuel cell output characteristic estimation apparatus and output characteristic estimation method, fuel cell system and vehicle having the same, and fuel cell output control method and data storage medium | Hiroshi Sugiura, Nobuo Watanabe, Tetsuhiro Ishikawa | 2008-08-12 |
| 6920948 | DC power supply using fuel cell | Hiroshi Sugiura, Tetsuhiro Ishikawa, Nobuo Watanabe | 2005-07-26 |
| 6120115 | Vehicle braking energy control apparatus and method | — | 2000-09-19 |