Issued Patents 1989
Showing 1–7 of 7 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, Yoichi Hayakawa, Masao Kawai | 1989-08-22 |
| 4838124 | System for integrally controlling automatic transmission and engine | Yukio Hamano, Yuji Kashihara, Keita Sakurai, Hideki Yasue | 1989-06-13 |
| 4825372 | System for integrally controlling automatic transmission and engine | Hideki Yasue | 1989-04-25 |
| 4819777 | System for integrally controlling an engine and an automatic transmission having a device for determining engagement of the lockup clutch when a certain time duration elapses after output of an engagement signal | Hideki Yasue | 1989-04-11 |
| 4819187 | System for integrally controlling automatic transmission and engine | Hideki Yasue, Kunihiro Iwatsuki, Yoshio Shindo | 1989-04-04 |
| 4807497 | System for integrally controlling automatic transmission and engine | Hideki Yasue | 1989-02-28 |
| 4800781 | System for integrally controlling automatic transmission and engine | Hideki Yasue | 1989-01-31 |