Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858500 | Apparatus for controlling lock-up clutch in automatic transmission system having main transmission and sub-transmission | Yoshiharu Harada, Yutaka Taga, Kagenori Fukumura, Masao Kawai | 1989-08-22 |
| 4827807 | Hydraulic control system for four-wheel drive torque transfer mechanism for vehicle | Yasunobu Ito, Takahiro Sakai | 1989-05-09 |
| 4823648 | Hydraulic control system for four-wheel drive torque tranfer mechanism for vehicle | Yasunobu Ito | 1989-04-25 |