Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5033290 | Method of detecting failure of a valve timing changeover control system of an internal combustion engine | Yasunari Seki, Yosuke Tachibana, Isao Yahata | 1991-07-23 |
| 5007392 | Cylinder head structure for multiple cylinder engines | Tomonori Niizato, Katsumi Noguchi | 1991-04-16 |
| 4966110 | Intake air flow control apparatus of internal-combustion engine | Yasunari Seki, Yuzuru Koike, Yosuke Tachibana | 1990-10-30 |
| 4819604 | Fuel supply control method for internal combustion engines | Yuzuru Koike | 1989-04-11 |
| 4768486 | Fuel supply control system for internal combustion engine | Yuzuru Koike | 1988-09-06 |