Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4945482 | Transmission control system | Seiichi Nishikawa, Yoshiharu Harada, Yoichi Hayakawa, Masao Kawai | 1990-07-31 |
| 4896561 | Lubricating oil supply device for transmission mechanism | Yoichi Hayakawa, Tamotu Kobatake, Seiichi Nishikawa | 1990-01-30 |
| 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 |
| 4792012 | Anti torque shock control device and method engaging torque transmitting clutch between vehicle wheels when transmission is shifted from non drive range to drive range | Kunio Morisawa, Hideki Yasue, Kenichi Yoshizawa, Yasunari Nakamura | 1988-12-20 |
| 4789937 | Method and system for shift control of an automatic transmission | Hideki Yasue | 1988-12-06 |
| 4781081 | Hydraulic control for vehicle transmission | Kazuhiko Shibata, Yoshinori Shibayama, Seiichi Nishikawa | 1988-11-01 |
| 4779492 | Twin type hydraulic pressure control device with individual line pressure regulation valves for two stage automatic transmission | Hideki Yasue | 1988-10-25 |
| 4771386 | Method and system for shift control of an automatic transmission for vehicle | Hideki Yasue | 1988-09-13 |
| 4753136 | Hydraulic control of transmission | Yoichi Hayakawa, Masao Kawai, Seiichi Nishikawa | 1988-06-28 |
| 4745826 | Shift condition detector for an automatic vehicle transmission | Seiichi Nishikawa, Yoshiharu Harada, Yoichi Hayakawa, Masao Kawai | 1988-05-24 |
| 4729450 | Anti torque shock control device and method engaging torque transmitting clutch between vehicle wheels when transmission is shifted from non drive range to drive range | Kunio Morisawa, Hideki Yasue, Kenichi Yoshizawa, Yasunari Nakamura | 1988-03-08 |
| 4724725 | Transmission control system for controlling a main transmission speed changing pattern relative to a subtransmission speed changing ratio | Yoshiharu Harada, Yutaka Taga, Yoichi Hayakawa, Masao Kawai | 1988-02-16 |
| 4718311 | Hydraulic control system for automatic transmissions | Yoichi Hayakawa, Masao Kawai, Seiichi Nishikawa | 1988-01-12 |
| 4713989 | Shift shock suppression in automatic transmission | Yoichi Hayakawa, Masao Kawai, Seiichi Nishikawa | 1987-12-22 |
| 4713988 | Transmission control device | Yoshiharu Harada, Yutaka Taga, Yoichi Hayakawa, Masao Kawai | 1987-12-22 |
| 4709597 | Hydraulic control system in an automatic transmission for a vehicle | Hideki Yasue | 1987-12-01 |
| 4708032 | Transmission control device having selectable rotation speed detector | Yoshiharu Harada, Yutaka Taga, Yoichi Hayakawa, Masao Kawai | 1987-11-24 |
| 4700591 | Hydraulic shift controller for an automatic transmission having a first and second section | Hideki Yasue | 1987-10-20 |
| 4699249 | Lubrication system for power transmission chain | Kaiya Fujiura, Yoichi Hayakawa, Yoshiharu Harada | 1987-10-13 |