Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832673 | Toothed belt having improved tooth cover fabric | Nobutaka Ohsako | 1989-05-23 |
| 4813919 | Toothed belt manufacture | Sokichi Nosaka, Takeshi Hamura | 1989-03-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832673 | Toothed belt having improved tooth cover fabric | Nobutaka Ohsako | 1989-05-23 |
| 4813919 | Toothed belt manufacture | Sokichi Nosaka, Takeshi Hamura | 1989-03-21 |