Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5274833 | Data-flow processor having timer control mechanism for effecting time control processing by creating or introducing timer packet into data path | Kenji Shima, Shoichi Washino, Setsuhiro Shimomura | 1993-12-28 |
| 5251599 | Internal combustion engine control device having exhaust gas recycle system | Hirofumi Ohuchi | 1993-10-12 |
| 5115397 | Surge-corrected fuel control apparatus for an internal combustion engine | Akira Takahashi, Jiro Sumitani, Katsuya Nakamoto, Takeo Sasaki, Masahira Akasu | 1992-05-19 |
| 5080073 | Fuel control apparatus for an internal combustion engine | Kunio Fujihara | 1992-01-14 |
| 5048494 | Air-fuel ratio controller | Takanori Fujimoto | 1991-09-17 |
| 5044343 | System and method for controlling fuel supply to an internal combustion engine | Jiro Sumitani | 1991-09-03 |
| 4987889 | Method for controlling fuel at an acceleration time of an electronically-controlled fuel engine | Hirokatsu Fujita, Kimito Kashiwabara | 1991-01-29 |
| 4957086 | Fuel controller for an internal combustion engine | Takeo Sasaki | 1990-09-18 |
| 4905155 | Fuel supply control apparatus for internal combustion engine | — | 1990-02-27 |
| 4864995 | System for controlling ignition timing in internal combustion engine | Jiro Sumitani | 1989-09-12 |
| 4854285 | Electronic control circuit for internal-combustion engines | Ryoji Nishiyama | 1989-08-08 |
| 4848301 | Fuel feed quantity control system for internal combustion engine | Toru Hashimoto, Akira Takahashi, Mamoru Sugiura, Hiroshi Takamatsu, Takeshi Jinbo +1 more | 1989-07-18 |
| 4809664 | Fuel controlling system for internal combustion engine | Katsuya Nakamoto, Ryoji Nishiyama | 1989-03-07 |
| 4805577 | Fuel supply control apparatus for internal combustion engine | Katsuya Nakamoto, Jiro Sumitani | 1989-02-21 |
| 4790282 | Fuel supply control apparatus for internal combustion engine | Katsuya Nakamoto, Jiro Sumitani | 1988-12-13 |
| 4777919 | Ignition timing control apparatus for an internal combustion engine | Katsuya Nakamoto, Jiro Sumitani | 1988-10-18 |
| 4760829 | Fuel control apparatus for a fuel injection system of an internal combustion engine | Katsuya Nakamoto, Jiro Sumitani | 1988-08-02 |
| 4724816 | Fuel control device for internal combustion engine | Katsuya Nakamoto, Jiro Sumitani | 1988-02-16 |
| 4721087 | Fuel supply control apparatus for internal combustion engine | Katsuya Nakamoto, Jiro Sumitani | 1988-01-26 |
| 4683539 | Fuel control system for internal combustion engine | Yukinobu Nishimura | 1987-07-28 |
| 4594987 | Fuel injection control apparatus for internal combustion engine | Seiji Wataya, Yukinobu Nishimura, Setsuhiro Shimomura, Osamu Matsumoto | 1986-06-17 |
| 4561404 | Fuel injection system for an engine | Tadataka Nakazumi | 1985-12-31 |
| 4462373 | Air-to-fuel ratio control method and apparatus | — | 1984-07-31 |