Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5573473 | Apparatus and method for controlling lock-up clutch | Yoshio Asayama, Makio Tsubota, Takayuki Sato | 1996-11-12 |
| 5417622 | Apparatus for controlling lock-up clutch | Yoshio Asayama, Makio Tsubota, Takayuki Sato | 1995-05-23 |
| 5265499 | Method of controlling speed changes in hydraulically actuated type multiple-stage speed change gear | Kohei Soka, Kiyoshi Kaneko, Takeo Kato | 1993-11-30 |
| 5231898 | Method and apparatus for controlling transmission system | — | 1993-08-03 |
| 5209141 | Apparatus for controlling gear box | Yoshio Asayama, Makio Tsubota, Takayuki Sato | 1993-05-11 |
| 5168973 | Apparatus for controlling hydraulic pressure for clutch | Yoshio Asayama, Makio Tsubota, Takayuki Sato | 1992-12-08 |
| 5113720 | Apparatus for controlling gear box | Yoshio Asayama, Makio Tsubota, Takayuki Sato | 1992-05-19 |
| 5092200 | Method and apparatus for controlling speed changing unit | Yoshio Asayama, Makio Tsubota, Takayuki Sato | 1992-03-03 |
| 5038286 | Method for controlling transmission system | Yoshio Asayama, Makio Tsubota, Takayuki Sato | 1991-08-06 |
| 5035312 | Apparatus for controlling hydraulic pressure for clutch | Yoshio Asayama, Makio Tsubota, Takayuki Sato | 1991-07-30 |
| 4993285 | Method and apparatus for controlling speed changing unit | Yoshio Asayama, Makio Tsubota, Takayuki Sato | 1991-02-19 |
| 4836057 | Method of controlling speed change clutches in a transmission | Yoshio Asayama, Makio Tsubota, Yukitaka Takitani | 1989-06-06 |