Issued Patents All Time
Showing 51–75 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5647332 | Fuel-vapor emission-control system for controlling the amount of flow through a charcoal canister | Yoshihiko Hyodo | 1997-07-15 |
| 5632252 | Apparatus for controlling fuel evaporated from internal combustion engine | Yoshihiko Hyodo | 1997-05-27 |
| 5609141 | Evaporative fuel control device | Norihisa Nakagawa | 1997-03-11 |
| 5572980 | Fuel supply control system for an engine | Norihisa Nakagawa | 1996-11-12 |
| 5517410 | Apparatus for controlling vehicle drive force depending upon vehicle load determined by engine load and vehicle speed | Norihisa Nakagawa | 1996-05-14 |
| 5341295 | Vehicle transmission shift control apparatus having means for suitably determining compensating coefficient used in determining shifting of the transmission | Norihisa Nakagawa | 1994-08-23 |
| 5323668 | Apparatus for regulating vehicle transmission line pressure based on throttle opening or engine intake air quantity | Norihisa Nakagawa, Yasunori Nakawaki | 1994-06-28 |
| 5249484 | Apparatus for controlling shifting of vehicle automatic transmission based on engine intake air quantity | Norihisa Nakagawa | 1993-10-05 |
| 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 | Norihisa Nakagawa | 1993-07-13 |
| 5194075 | Evaporative fuel recovery apparatus | — | 1993-03-16 |
| 5186045 | Thermal air-flow sensor | Kenichi Ono | 1993-02-16 |
| 5092164 | Thermal air-flow sensor | Kenichi Ono | 1992-03-03 |
| 5074113 | Air-fuel ratio control device of an internal combustion engine | — | 1991-12-24 |
| 5018494 | Idling speed control device of an engine | Yukihiro Sonoda, Kouichi Osawa, Hiroshi Kanai, Kouichi Hoshi, Michihiro Ohashi +1 more | 1991-05-28 |
| 4991559 | Fuel injection control device of an engine | Kouichi Osawa, Hiroshi Kanai, Kouichi Hoshi, Michihiro Ohashi, Yukihiro Sonoda +7 more | 1991-02-12 |
| 4981122 | Fuel injection control device of an engine | Kouichi Osawa, Hiroshi Kanai, Kouichi Hoshi, Michihiro Ohashi, Yukihiro Sonoda +1 more | 1991-01-01 |
| 4976242 | Fuel injection control device of an engine | Yukihiro Sonoda, Kouichi Osawa, Hiroshi Kanai, Kouichi Hoshi, Michihiro Ohashi +1 more | 1990-12-11 |
| 4973938 | Signal level adjuster | — | 1990-11-27 |
| 4970858 | Air-fuel ratio feedback system having improved activation determination for air-fuel ratio sensor | — | 1990-11-20 |
| 4941318 | Air-fuel ratio feedback control system having short-circuit detection for air-fuel ratio sensor | — | 1990-07-17 |
| 4905469 | Air-fuel ratio feedback system having improved activation determination for air-fuel ratio sensor | — | 1990-03-06 |
| 4843476 | System for controlling the amount of light reaching an image pick-up apparatus based on a brightness/darkness ratio weighing | Atsushi Fujioka, Atsushi Morimura, Yoshinori Kitamura | 1989-06-27 |
| 4838230 | Fuel injection control system for internal combustion engine when starting | — | 1989-06-13 |
| 4731993 | Exhaust apparatus for a V-type internal combustion engine | Yoshiaki Ito, Ryuichi Deguchi, Toru Hanafusa | 1988-03-22 |
| 4701784 | Pixel defect correction apparatus | Atsushi Morimura, Yoshinori Kitamura | 1987-10-20 |