Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10718243 | Engine and engine-driven working machine | Naoto Ichihashi | 2020-07-21 |
| D849795 | Engine | Takeshi Taniguchi, Shinichi Kakefuda, Keisuke Ikeda, Hisashi Irokawa | 2019-05-28 |