Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12166232 | Battery case, vehicle comprising said battery case, and stationary type power storage device | Masanori Suenaga, Shuuto Kikuchi | 2024-12-10 |
| 8791354 | Photoelectrochemical cell | — | 2014-07-29 |
| 7961452 | Semiconductor photoelectrode, method for manufacturing the same, and light energy converting device | Takashi Oi, Kazuhiro Sayama | 2011-06-14 |
| 7651798 | Fuel cell system with reformer response time correction | Yasuhiro Numao | 2010-01-26 |
| 7556879 | Polymer electrolyte fuel cell | Koudai Yoshizawa | 2009-07-07 |
| 7344687 | Fuel reforming system | Takashi Oi | 2008-03-18 |
| 7282288 | Fuel cell system and method | Koudai Yoshizawa | 2007-10-16 |
| 7255946 | Fuel cell power plant system for moving bodies and control method thereof | Yoshiharu Nakaji | 2007-08-14 |
| 7189467 | Fuel cell system | Keisuke Wakabayashi | 2007-03-13 |
| 7189371 | Fuel reforming system | — | 2007-03-13 |
| 7147946 | Fuel cell system | Emi Kawasumi, Hiroyuki Ichikawa | 2006-12-12 |
| 7112381 | Vehicle fuel cell power plant warm-up control | Keisuke Wakabayashi | 2006-09-26 |
| 7108932 | Fuel cell system | Naoki Hara | 2006-09-19 |
| 7059436 | Operating load control for fuel cell power system in fuel cell vehicle | — | 2006-06-13 |
| 7007766 | Fuel cell vehicle | — | 2006-03-07 |
| 6994931 | Fuel cell power plant for mobile unit | Hiroyuki Ichikawa | 2006-02-07 |
| 6866953 | Fuel cell power plant | Takanori Hiyoshi | 2005-03-15 |
| 6849354 | Solid oxide fuel cell having perovskite solid electrolytes | Naoki Hara, Fumio Munakata | 2005-02-01 |
| 6841280 | Fuel cell power plant | Masatoshi Iio | 2005-01-11 |
| 6701229 | Vehicle drive system | — | 2004-03-02 |
| 6670061 | Fuel cell power plant | Masatoshi Iio | 2003-12-30 |
| 6641944 | Fuel cell drive system | Emi Kawasumi | 2003-11-04 |
| 6635371 | Fuel cell system | Emi Kawasumi | 2003-10-21 |
| 6576360 | Fuel cell system and method | Emi Kawasumi | 2003-06-10 |
| 6497972 | Fuel cell system and method for controlling operating pressure thereof | — | 2002-12-24 |