Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10208833 | Sliding member, chain link, and chain comprising said link | Yasushi Miyazaki, Yukio Yoshida, Kazuo Hokkirigawa | 2019-02-19 |
| 9109658 | Silent chain | Yukio Yoshida | 2015-08-18 |