Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4944715 | Chain for V-pulley | Seitaro Ueda, Yukio Okubo, Shinichiro Izumi | 1990-07-31 |
| 4798567 | Power transmission belt | Mu Matsuo, Hiroshi Takano | 1989-01-17 |
| 4468211 | Toothed belt manufacture | Katsuo Kanamori | 1984-08-28 |