Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364345 | Split type internal combustion engine | Saburo Tsutsumi | 1982-12-21 |
| 4354136 | Ignition plug for internal combustion engine | Kyugo Hamai, Meroji Nakai, Ryuzaburo Maruyama | 1982-10-12 |
| 4347825 | Fuel injection apparatus for an internal combustion engine | Suzuo Suzuki, Hisamoto Aihara, Yasuo Matsumoto | 1982-09-07 |
| 4340024 | Internal combustion engine | Suzuo Suzuki, Hisamoto Aihara, Yasuo Matsumoto, Yoji Sato | 1982-07-20 |
| 4304207 | Exhaust gas recirculation system for an internal combustion engine | Hisamoto Aihara, Suzuo Suzuki, Yasuo Matsumoto | 1981-12-08 |
| 4271795 | Internal combustion engine with dual induction system and with fuel injection system to discharge fuel into secondary induction system | Yukihiro Etoh, Meroji Nakai, Ryoji Nakajima | 1981-06-09 |
| 4270500 | Internal combustion engine with dual induction system | Yukihiro Etoh, Meroji Nakai, Ryoji Nakajima | 1981-06-02 |
| 4246874 | Internal combustion engine with dual induction system and with fuel injection system to discharge fuel into primary induction system | Yukihiro Etoh, Meroji Nakai, Ryoji Nakajima | 1981-01-27 |