Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5027779 | Fuel injection control apparatus for an internal combustion engine | — | 1991-07-02 |
| 4996960 | Air-fuel ratio control system for an internal combustion engine | Satoru Ohkubo | 1991-03-05 |
| 4984552 | Fuel injection device for an internal combustion engine | Hiroyuki Nishizawa, Kimito Kashiwabara, Osamu Nako, Mitsuaki Ishii, Kouichi Yamane +1 more | 1991-01-15 |
| 4962742 | Fuel injection device for an internal combustion engine | Hiroyuki Nishizawa, Kimito Kashiwabara, Osamu Nako, Mitsuaki Ishii, Kouichi Yamane +1 more | 1990-10-16 |
| 4951634 | Fuel injection device for an internal combustion engine | Hiroyuki Nishizawa, Kimito Kashiwabara, Osamu Nako, Mitsuaki Ishii, Kouichi Yamane +1 more | 1990-08-28 |
| 4911130 | Air-fuel ratio controller of internal combustion engine | Toshihisa Takahashi, Masanobu Uchinami, Seiya Kominami, Shinichi Nishida | 1990-03-27 |
| 4909224 | Electronic controller for internal combustion engine | Satoru Ohkubo, Setsuhiro Shimomure | 1990-03-20 |
| 4895123 | Apparatus for controlling air-fuel ratio of internal combustion engine | Masanobu Uchinami, Toshihisa Takahashi, Hiroyoshi Suzuki, Shinichi Nishida | 1990-01-23 |
| 4889098 | Air-fuel ratio detecting apparatus for an internal combustion engine equipped with a heater controller | Hiroyoshi Suzuki, Shinichi Nishida | 1989-12-26 |
| 4886028 | Apparatus for controlling air-fuel ratio of internal combustion engine | Masanobu Uchinami, Toshihisa Takahashi, Hiroyoshi Suzuki, Shinichi Nishida | 1989-12-12 |
| 4877002 | Electronic control device for internal-combustion engines | Setsuhiro Shimomura | 1989-10-31 |
| 4854285 | Electronic control circuit for internal-combustion engines | Yoshiaki Kanno | 1989-08-08 |
| 4809664 | Fuel controlling system for internal combustion engine | Katsuya Nakamoto, Yoshiaki Kanno | 1989-03-07 |
| 4765298 | Air-fuel ratio control system for internal combustion engines | Shinji Kojima, Seiji Wataya | 1988-08-23 |
| 4753204 | Air-fuel ratio control system for internal combustion engines | Shinji Kojima, Seiji Wataya | 1988-06-28 |