Issued Patents All Time
Showing 51–75 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7712459 | Air-fuel ratio control system for internal combustion engine and control method of the same | Ryo Ishii | 2010-05-11 |
| 7474956 | Air-fuel ratio control system of internal combustion engine | Takahiko Fujiwara, Taiga Hagimoto, Junichi Kako, Naoto Kato, Shuntaro Okazaki | 2009-01-06 |
| 7349791 | Control apparatus for internal combustion engine | Takashi Nishikiori, Mamoru Yoshioka | 2008-03-25 |
| 7204080 | Air-fuel ratio controller for internal combustion engine | — | 2007-04-17 |
| 7159388 | Air-fuel ratio control device for internal-combustion engine | Takahiko Fujiwara | 2007-01-09 |
| 7059120 | Device for controlling internal combustion engine | Mamoru Yoshioka | 2006-06-13 |
| 6318343 | Fuel pump control system for an internal combustion engine | Takayuki Demura | 2001-11-20 |
| 6018945 | Air-fuel ratio control device for engine | — | 2000-02-01 |
| 5909727 | Evaporated fuel treatment device of an engine | — | 1999-06-08 |
| 5836288 | Method and apparatus for controlling fuel injection in a multicylinder internal combustion engine | — | 1998-11-17 |
| 5834624 | Air-fuel ratio detecting device and method therefor | — | 1998-11-10 |
| 5727537 | Fuel supply control system for an engine | Hiroki Matsuoka, Michihiro Ohashi | 1998-03-17 |
| 5609141 | Evaporative fuel control device | Hiroki Matsuoka | 1997-03-11 |
| 5572980 | Fuel supply control system for an engine | Hiroki Matsuoka | 1996-11-12 |
| 5517410 | Apparatus for controlling vehicle drive force depending upon vehicle load determined by engine load and vehicle speed | Hiroki Matsuoka | 1996-05-14 |
| 5341295 | Vehicle transmission shift control apparatus having means for suitably determining compensating coefficient used in determining shifting of the transmission | Hiroki Matsuoka | 1994-08-23 |
| 5323668 | Apparatus for regulating vehicle transmission line pressure based on throttle opening or engine intake air quantity | Hiroki Matsuoka, Yasunori Nakawaki | 1994-06-28 |
| 5249484 | Apparatus for controlling shifting of vehicle automatic transmission based on engine intake air quantity | Hiroki Matsuoka | 1993-10-05 |
| 5226390 | Apparatus for controlling variation in torque of internal combustion engine | — | 1993-07-13 |
| 5226351 | Vehicle transmission shift control apparatus using shift boundary lines based on vehicle speed, and engine intake air quantity or throttle or accelerator operation amount | Hiroki Matsuoka | 1993-07-13 |
| 5156128 | Apparatus for controlling variation in torque of internal combustion engine | — | 1992-10-20 |
| 4856473 | Internal combustion engine with multiple intake valves and EGR arrangement | Taiyo Kawai, Shin Sano | 1989-08-15 |
| 4667636 | Fuel injection type internal combustion engine | Kiyohiko Oishi, Kiyoshi Nakanishi, Nobuaki Kayanuma, Taiyo Kawai, Hiroshi Nomura | 1987-05-26 |
| 4570590 | Internal combustion engine with multiple intake valves | Taiyo Kawai, Nobuaki Kayanuma, Toshinari Nagai | 1986-02-18 |
| 4517941 | Air introduction system of a fuel injection type engine | — | 1985-05-21 |