Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6230672 | Two-cycle internal combustion engine | Yoichi Ishibashi, Kenji Nishida, Masahiro Asai, Hideki Noritake, Masami Takubo | 2001-05-15 |
| 5960749 | Two-cycle internal combustion engine | Masahiro Asai, Masashi Amano | 1999-10-05 |
| 5697332 | Combustion controller for a spark ignition type two-cycle engine | Masahiro Asai, Yoichi Ishibashi, Osamu Kudo, Kenji Nishida | 1997-12-16 |
| 5599253 | Deceleration control apparatus for two-cycle engine of the spark ignition type for a vehicle | Yoichi Ishibashi, Masahiro Asai, Takeshi Koyabu | 1997-02-04 |
| 5373816 | Exhaust control device for a two motor cycle engine | Masahiro Asai, Yoici Ishibashi, Osamu Kudou | 1994-12-20 |