Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867042 | Casing and cover for fluid energy converter | — | 1989-09-19 |
| 4813306 | Hydromechanical transmission | Ryosuke Sugawara | 1989-03-21 |
| 4813340 | Rotary fluid energy translating device | Kazuyuki Kita | 1989-03-21 |