Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11300181 | Chain power transmission mechanism and silent chain | Toshifumi Sato, Takeo Sasaki | 2022-04-12 |
| 10400869 | Chain drive mechanism | Toshifumi Sato, Takeo Sasaki | 2019-09-03 |