Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5359974 | Single overhead cam multi-valve engine | Kenichi Nonogawa, Makoto Shimamoto | 1994-11-01 |
| 5291868 | Single overhead cam multi-valve engine | Kenichi Nonogawa, Makoto Shimamoto | 1994-03-08 |
| 5230317 | Single overhead cam multi-valve engine | Kenichi Nonogawa, Mokoto Shimamoto | 1993-07-27 |
| 5044333 | Balancing arrangement for internal combustion engine | Yoji Utsumi | 1991-09-03 |
| 4869063 | Exhaust gas control means for engine | Tadashi Sakurai | 1989-09-26 |
| 4840029 | Exhaust gas control means for engine | Tadashi Sakurai | 1989-06-20 |
| 4795420 | Exhaust gas control means for engine | Tadashi Sakurai, Hideaki Kitta | 1989-01-03 |
| 4765137 | Exhaust gas control means for engine | Tadashi Sakurai | 1988-08-23 |
| 4692129 | Timing chain drive | Yoshiharu Nakayama | 1987-09-08 |