Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4361123 | Internal combustion engine | Yuhiko Kiyota, Katsuo Akishino | 1982-11-30 |
| 4305358 | Internal combustion engine | Hirokazu Nakamura, Tsuneo Ohinouye, Yuhiko Kiyota, Tatsuro Nakagami, Yutaka Tsukamoto +1 more | 1981-12-15 |
| 4271802 | Secondary intake gas control system for internal combustion engine | Yuhiko Kiyota | 1981-06-09 |
| 4210104 | Internal combustion engine | Hirokazu Nakamura, Tsuneo Ohinouye, Yuhiko Kiyota, Tatsuro Nakagami, Yutaka Tsukamoto +1 more | 1980-07-01 |