Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5832623 | Dirt drying processing equipment | Shouichi Uemura, Masaaki Saitou | 1998-11-10 |
| 4560104 | Coolant temperature control system of internal combustion engine | Yoshifumi Hase, Fumio Sanezawa | 1985-12-24 |
| 4545333 | System for controlling coolant temperature of internal combustion engine | Yoshio Toda, Yasuo Nakajima, Yoshifumi Hase | 1985-10-08 |
| 4509481 | Internal combustion engine with cooling system | Hiromichi Ofuji, Kazuyuki Miisho | 1985-04-09 |
| 4475739 | Piston ring assembly for automotive internal combustion engine | Yasuo Nakajima, Yoshifumi Hase, Takaharu Gotoh | 1984-10-09 |
| 4254621 | Heat-insulating layer to prevent temperature drop of combustion gas in internal combustion engine | — | 1981-03-10 |
| 4210109 | Multi-cylinder internal combustion engine | Yasuo Nakajima, Michio Onoda, Kunihiko Sugihara | 1980-07-01 |