Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5190381 | Release bearing assembly | Masahiko Iwase, Syogo Ohga | 1993-03-02 |
| 4938729 | Damper disk of a rubber-series type | Yoshio Nishimura, Syogo Ohga | 1990-07-03 |
| 4533338 | Damper disc | — | 1985-08-06 |
| 4527679 | Electro-pneumatic clutch control valve | Hirohisa Tanaka, Tomoo Ishihara | 1985-07-09 |