Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5185770 | Variable frequency dividing circuits | — | 1993-02-09 |
| 4964050 | Method of controlling electrical devices of internal combustion engines | Masahiko Yakuwa, Kazuya Kishi | 1990-10-16 |
| 4892077 | Fuel injection control method for internal combustion engines | Masahiko Yakuwa, Kazuya Kishi | 1990-01-09 |
| 4831536 | Method of processing controlled variables in engine control system | Masahiko Yakuwa | 1989-05-16 |
| 4775957 | Microcomputer with abnormality sensing function | Masahiko Yakuwa | 1988-10-04 |
| 4745554 | Method of detecting the number of revolutions of internal combustion engine | Hayato Yasui, Akihiro Yamato, Yutaka Otobe | 1988-05-17 |
| 4639870 | Fuel supply control method for internal combustion engines, with adaptability to various engines and controls therefor having different operating characteristics | Yutaka Otobe, Takeo Kiuchi | 1987-01-27 |