Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12013014 | Friction transmission device | — | 2024-06-18 |
| 11821494 | Friction transmission device | — | 2023-11-21 |
| 11078991 | Planetary gear device | — | 2021-08-03 |
| 11041545 | Bending meshing type gear device | Shinji Yoshida, Masayuki Ishizuka | 2021-06-22 |