Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5967942 | Gearshift pressure controller using torque ratio of oncoming/offgoing elements and input torque | Hiroyuki Yuasa, Kaname Suehiro, Masanobu Horiguchi, Susumu Morita | 1999-10-19 |
| 5951437 | Apparatus for controlling upshifts or downshifts as a function of throttle speeds in a continuously variable transmission and method thereof | Hiroyuki Yuasa | 1999-09-14 |
| 5842948 | Method and apparatus for controlling a continuously variable transmission | Hiroyuki Yuasa | 1998-12-01 |
| 5790968 | Control system and method for vehicle with continuously variable transmission | Masayuki Hosono, Hiroyuki Yuasa | 1998-08-04 |
| 5720692 | Method and apparatus for controlling a continuously variable transmission | — | 1998-02-24 |
| 5707314 | Method and apparatus for controlling a continuously variable transmission | Hiroyuki Yuasa | 1998-01-13 |
| 5695428 | Method and apparatus for controlling a continuously variable transmission | Hiroyuki Yuasa | 1997-12-09 |
| 5669847 | Control apparatus for vehicle | — | 1997-09-23 |
| 5628705 | Apparatus for controlling continuously variable transmission and method thereof | — | 1997-05-13 |
| 5611748 | Control apparatus for vehicle with continuously variable transmission | — | 1997-03-18 |
| 5468195 | Apparatus and method for control of a vehicle fitted with an automatic continuously variable transmission | — | 1995-11-21 |
| 5466199 | Method and apparatus for controlling, during N-D or P-D shift, the engine output by a second throttle valve of a vehicle fitted with an automatic transmission | Hirohisa Kobayashi | 1995-11-14 |
| 5450836 | Apparatus and method for control of the air-fuel ratio of an automotive internal combustion engine | — | 1995-09-19 |
| 5421793 | Automatic transmisson controller | — | 1995-06-06 |
| 5343783 | Speed change controller for a vehicle automatic transmission | Yoshikazu Tanaka | 1994-09-06 |
| 5333943 | Method and system for anti-lock braking in automobile by measuring brake torque | Yoshikazu Tanaka, Hideki Sekiguchi | 1994-08-02 |
| 5325946 | Control device and control method for automatic transmission for vehicle | Akira Shimizu | 1994-07-05 |
| 5318159 | Control device and control method using torque feedback of a lock-up clutch in an automatic transmission | — | 1994-06-07 |
| 5292288 | Speed-changing hydraulic oil pressure control apparatus for an automatic transmission of an automobile | Yoshikazu Tanaka, Kazuki Kamada, Hideki Sekiguchi | 1994-03-08 |
| 5261297 | Control system for automotive automatic transmission | Hideki Sekiguchi, Seiichi Ohtani, Hiromitsu Yamaura, Tomoyuki Hirose, Takafumi Fukumoto | 1993-11-16 |
| 5150301 | Air/fuel mixture ratio learning control system for internal combustion engine using mixed fuel | Hideyuki Kojima, Hiromitsu Yamaura, Seiichi Otani | 1992-09-22 |
| 5050561 | Air/fuel ratio control system for internal combustion engine with a high degree of precision in derivation of engine driving condition dependent correction coefficient for air/fuel ratio control | Yoshiki Yuzuriha | 1991-09-24 |
| 5031450 | Apparatus for detecting intake pressure in internal combustion engine | Shinpei Nakaniwa, Junichi Furuya | 1991-07-16 |
| 5007398 | Alcohol sensor failure detection system for internal combustion engine | — | 1991-04-16 |
| 4986245 | Control system for internal combustion engine with improved transition characteristics | Shinpei Nakaniwa | 1991-01-22 |