Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4963308 | Method of manufacturing a power transmission belt | Katuki Watanabe | 1990-10-16 |
| 4895555 | Power transmission belt and method of manufacture | Katuki Watanabe | 1990-01-23 |