Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5149303 | Clutch damper disc assembly | — | 1992-09-22 |
| 5020646 | Torque converter device | — | 1991-06-04 |
| 4982819 | Hydrodynamic retarder | — | 1991-01-08 |
| 4972736 | Centrifugal lock-up clutch for a stepless speed-change power transmission for use in a vehicle | — | 1990-11-27 |
| 4919241 | Lockup damper for torque converter | — | 1990-04-24 |
| 4903803 | Lock-up damper disk of a torque converter | — | 1990-02-27 |
| 4876922 | Stepless speed-change power transmission for vehicle | — | 1989-10-31 |
| 4843908 | Stepless speed-change power transmission for vehicle | — | 1989-07-04 |
| 4765200 | Stepless speed-change power transmission for vehicle | — | 1988-08-23 |
| 4735297 | Damper disc of a thin type | — | 1988-04-05 |
| 4668207 | Damper assembly for a clutch | — | 1987-05-26 |
| 4576260 | Lock-up clutch of a torque converter | — | 1986-03-18 |
| 4573374 | Vibration damper assembly | Kiyoharu Murakami | 1986-03-04 |
| 4572339 | Lock-up clutch of a torque converter | — | 1986-02-25 |
| 4559024 | Vibration damper assembly | Kazuhisa Tamura, Kazumi Iida | 1985-12-17 |
| 4493674 | Vibration damper assembly | Kazuhisa Tamura | 1985-01-15 |