Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798272 | Hydraulically operated friction clutch having automatic wear compensating valve | Fumihiro Ushijima | 1989-01-17 |
| 4795011 | Hydraulic control device for hydraulically operated friction clutch having drag preventive means | Fumihiro Ushijima | 1989-01-03 |