Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12312985 | Engine and exhaust system | Keisuke Omoto, Matthew Colombo, Jakob Daniel Cook, Shuichi Yonaiyama | 2025-05-27 |
| 11377995 | Catalyst unit and exhaust structure of engine including same | Takaharu Minami, Tadashi Kato, Hideki Takatsuka, Noboru Ishizawa | 2022-07-05 |
| 10196948 | Exhaust muffler for combustion engine | Shinya Akase | 2019-02-05 |