Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7204215 | Valve characteristic controller and control method for internal combustion engine | Yoshihito Moriya, Noboru Takagi | 2007-04-17 |
| 6135077 | Valve timing changing apparatus for internal combustion engine | Yoshihito Moriya, Kiyoshi Sugimoto | 2000-10-24 |
| 6131541 | Variable valve performance mechanism in internal combustion engine | Kiyoshi Sugimoto | 2000-10-17 |
| 6067947 | Valve driving apparatus for engine | Yoshihito Moriya, Kiyoshi Sugimoto, Noriyuki Iden | 2000-05-30 |
| 6014952 | Valve timing control apparatus for an internal combustion engine | Osamu Sato, Kiyoshi Sugimoto, Yoshihito Moriya, Noriyuki Iden, Shinitiro Kikuoka | 2000-01-18 |
| 5988128 | Valve driving apparatus for engine | Yoshihito Moriya, Kiyoshi Sugimoto, Noriyuki Iden | 1999-11-23 |
| 5988127 | Valve lifter structure | Kiyoshi Sugimoto, Yoshihito Moriya | 1999-11-23 |
| 5964314 | Power steering device | Katsuhiro Suzuki, Shinichi Hagidaira, Masashi Takai | 1999-10-12 |
| 5924397 | Variable valve performance apparatus for engine | Yoshihito Moriya, Kiyoshi Sugimoto | 1999-07-20 |
| 5893345 | Valve control apparatus for an internal combustion engine | Kiyoshi Sugimoto, Yoshihito Moriya | 1999-04-13 |
| 5870984 | Variable engine valve driver | Kiyoshi Sugimoto | 1999-02-16 |
| 5816204 | Variable valve timing mechanism for internal combustion engine | Yoshihito Moriya, Kiyoshi Sugimoto | 1998-10-06 |
| 4545334 | Lubricating oil cooling system for rear or mid engined vehicle | Takayoshi Nakagawa | 1985-10-08 |
| 4192520 | Seal structure | — | 1980-03-11 |