Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4766773 | Gear type transmission unit | Kazuhiko Moriyama, Ethuo Shira | 1988-08-30 |
| 4757726 | Vehicle gear transmission having an overdrive gear stage | Kazuhiko Moriyama, Ethuo Shirai | 1988-07-19 |