Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12104652 | Power transmission shaft and method for manufacturing the same | Yasushi Akita, Kenichiro ISHIKURA | 2024-10-01 |
| 10422388 | Propeller shaft | Yasutomo MABE, Kenichi Sugiyama | 2019-09-24 |