Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D944860 | General purpose engine | Takayuki Ichikawa, Takahito Uemura, Satoshi Watanabe, Akira Tamura | 2022-03-01 |
| 11203957 | Head cover for engine | Satoshi Sugimoto, Takayuki Ichikawa | 2021-12-21 |