Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5501908 | Rubber composition and transmission belt using the same | Tsutomu Shioyama, Masaaki Ogino | 1996-03-26 |
| 5478286 | Synchronous belt | Tomoko Hamano, Tsutomu Shioyama | 1995-12-26 |