Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4920828 | Planetary gear type transmission | Osamu Kameda, Satoshi Fujikawa | 1990-05-01 |
| 4856361 | Reverse synchronizer with a smaller synchronization capacity then the forward gear synchronizers | — | 1989-08-15 |