Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6105704 | Coupling device between left and right wheels of vehicle | Tetsuro Hamada, Yoshihiro Kanamaru, Isamu Hashizume | 2000-08-22 |
| 6024182 | Coupling device between left and right wheels of vehicle | Tetsuro Hamada, Yoshihiro Kanamaru, Isamu Hashizume | 2000-02-15 |
| 6008606 | Starting assistance device for a vehicle with a motor and dog-clutch control for transmitting a torque to idler wheels | Tetsuro Hamada, Shigenobu Sekiya | 1999-12-28 |
| 5244056 | Power transmitting system of four-wheel drive vehicle | Tetsurou Hamada, Katsuhiro Kitamura, Takayuki Yakou | 1993-09-14 |
| 5221101 | Power transmitting system for four-wheel drive vehicle | Kiyokazu Okubo, Tetsuro Hamada, Kazunori Shibuya | 1993-06-22 |
| 5219038 | Power transmission device for a four-wheel drive vehicle | Tetsuro Hamada, Kazunori Shibuya | 1993-06-15 |
| 5201820 | Power transmission system for a four-wheel drive vehicle | Tetsuro Hamada, Kazunori Shibuya | 1993-04-13 |