Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12097778 | Electric motor vehicle | — | 2024-09-24 |
| 11541771 | Power receiving and feeding apparatus | — | 2023-01-03 |
| 8637998 | Semiconductor chip and semiconductor device | — | 2014-01-28 |
| 7062968 | Temperature control apparatus for humidity sensor | Masaki Ueno, Tetsuo Endo, Hideharu Yamazaki | 2006-06-20 |
| 6978598 | Deteriorated state evaluation device for exhaust emission control equipment | Shiro Takakura, Tetsuo Endo, Norihito Watanabe | 2005-12-27 |
| 6945034 | Exhaust gas purifying apparatus for internal combustion engine | Masaki Ueno, Shiro Takakura | 2005-09-20 |
| 6928805 | Hydrocarbon adsorbent state monitoring device | Hideharu Yamazaki, Masahiro Sato, Tetsuo Endo, Masaki Ueno | 2005-08-16 |
| 6860143 | State determining apparatus for humidity sensor | Hideharu Yamazaki, Masahiro Sato, Takashi Haga, Masaki Ueno | 2005-03-01 |
| 6823722 | Adsorbent state determining apparatus | Hideharu Yamazaki, Masaki Ueno | 2004-11-30 |
| 6820416 | Exhaust emission control system for an internal combustion engine | Masaki Ueno, Shiro Takakura | 2004-11-23 |
| 6799420 | Method of evaluating deteriorated state of hydrocarbon adsorbent | Masaki Ueno, Tetsuo Endo, Hideharu Yamazaki, Shiro Takakura, Yasuyuki Miyahara +1 more | 2004-10-05 |
| 6641303 | Temperature control system for humidity sensor | Hideharu Yamazaki, Tadashi Sato, Takashi Haga, Yasuyuki Miyahara, Masaki Ueno | 2003-11-04 |
| 6601444 | Exhaust gas characteristic detecting apparatus for internal combustion engine | Kenichi Ohmori, Shusuke Akazaki, Norihito Watanabe | 2003-08-05 |
| 6422006 | Exhaust gas purifying apparatus for internal combustion engine | Kenichi Ohmori, Shusuke Akazaki, Norihito Watanabe | 2002-07-23 |
| 6334304 | Degradation discrimination system of internal combustion engine exhaust gas purification system | Tetsuo Endo, Shiro Takakura, Yuji Yasui | 2002-01-01 |
| 5629853 | Fuel injection control system for internal combustion engines | Ken Ogawa | 1997-05-13 |
| 5596956 | Electromagnetically driven valve control system for internal combustion engines | Ken Ogawa, Hiroshi Sono | 1997-01-28 |
| 5540209 | Air-fuel ratio detection system for internal combustion engine | Yusuke Hasegawa, Yoichi Nishimura, Isao Komoriya, Shusuke Akazaki, Eisuke Kimura +1 more | 1996-07-30 |
| 5537817 | Air-fuel ratio control system for internal combustion engines | Shusuke Akazaki, Hidetaka Maki | 1996-07-23 |
| 5483935 | Control system for internal combustion engines | Ken Ogawa, Yoshikazu Oshima, Yasunori Ehara, Atsushi Kato | 1996-01-16 |
| 5426938 | Control system for internal combustion engines | Ken Ogawa, Yoshikazu Oshima, Yasunori Ehara, Atsushi Kato | 1995-06-27 |
| 5386694 | Control system for internal combustion engines | Ken Ogawa, Yasunori Ehara | 1995-02-07 |
| 5383126 | Control system for internal combustion engines with exhaust gas recirculation systems | Ken Ogawa, Yoshihisa Hara, Kotaro Miyashita | 1995-01-17 |
| 5353773 | Air-fuel ratio control system for internal combustion engines | Ken Ogawa, Yoshikazu Oshima | 1994-10-11 |
| 5261370 | Control system for internal combustion engines | Ken Ogawa | 1993-11-16 |