Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5738832 | Exhaust gas purifying apparatus | Takashi Dogahara, Kazuo Koga, Daisuke Sanbayashi, Kozo Iida, Satoru Serizawa +1 more | 1998-04-14 |
| 5657625 | Apparatus and method for internal combustion engine control | Kazuo Koga, Kojiro Okada, Kazuhide Togai, Osamu Hirako, Shogo Ohmori +2 more | 1997-08-19 |
| 5625558 | Drive-by-wire vehicle engine output control system | Kazuhide Togai, Masato Yoshida, Makoto Shimada, Katsunori Ueda | 1997-04-29 |
| 5400865 | Engine output control apparatus | Kazuhide Togai, Masato Yoshida, Makoto Shimada, Katsunori Ueda | 1995-03-28 |
| 5398503 | Engine exhaust emission control system | Kazuo Koga, Takashi Dougahara | 1995-03-21 |
| 5366610 | Air fuel ratio detecting device | Osamu Hirako, Makoto Shimada | 1994-11-22 |
| 5349816 | Exhaust emission control system | Daisuke Sanbayashi, Osamu Hirako, Kazuo Koga | 1994-09-27 |
| 5270575 | Device for controlling change in idling | Kazuhide Togai, Tetsuro Ishida, Katsunori Ueda, Yasuki Tamura, Katsuo Akishino +1 more | 1993-12-14 |
| 5231864 | Air-fuel ratio detecting device | Tetsuro Ishida, Nobuaki Murakami | 1993-08-03 |
| 5209206 | Air-fuel ratio control system | Tetsurou Ishida, Yoshiaki Kodama | 1993-05-11 |
| 5151861 | Vehicle engine output control method and vehicle engine | Kazuhide Togai, Masato Yoshida, Katsunori Ueda, Makoto Shimada | 1992-09-29 |
| 5150300 | Ignition timing controller for spark-ignition internal combustion engine using estimated cylinder wall temperature | Kazuhide Togai, Hiromitsu Ando, Jun Takemura, Eiichi Koujina, Ichiyo Kojima | 1992-09-22 |
| 5123389 | Controlling system for vehicle-carried internal combustion engine | Kazuhide Togai | 1992-06-23 |
| 5078109 | Engine output controlling method | Masato Yoshida, Kazuhide Togai, Makoto Shimada, Katsunori Ueda | 1992-01-07 |
| 5073865 | Vehicle engine output control apparatus | Kazuhide Togai, Masato Yoshida, Makoto Shimada, Katsunori Ueda | 1991-12-17 |
| 5069181 | Output control apparatus for an internal combustion engine | Kazuhide Togai, Masato Yoshida, Makoto Shimada, Katsunori Ueda | 1991-12-03 |
| 5050557 | Stratified-combustion internal combustion engine | Tetsuro Ishida, Hiromitsu Ando | 1991-09-24 |
| 5027769 | Throttle valve control apparatus | Masato Yoshida, Kazuhide Togai | 1991-07-02 |
| 5022664 | Metal gasket for joint structure | Taizo Kitada, Masahiko Takagi, Toshihiko Uchida, Yutaka Yamamoto | 1991-06-11 |
| 5019989 | Vehicle engine output control method and apparatus | Katsunori Ueda, Makoto Shimada, Kazuhide Togai, Masato Yoshida | 1991-05-28 |
| 5018383 | Failure diagnostic apparatus in an engine air intake system | Kazuhide Togai, Masato Yoshida, Makoto Shimada, Katsunori Ueda | 1991-05-28 |
| 5010863 | Apparatus for preventing engine from stalling | Tetsuro Ishida, Katsuo Akishino, Toyoaki Fukui | 1991-04-30 |
| 4976241 | Method for determining combustion condition in spark ignition internal combustion engine and combustion condition control device | Tetsuro Ishida, Kazuhide Togai, Hiromitsu Ando, Daisuke Sanbayashi, Masato Yoshida +4 more | 1990-12-11 |
| 4911259 | Running control method and running control system | Takashi Dogahara | 1990-03-27 |
| 4891121 | Air fuel ratio detecting device | Osamu Hirako, Makoto Shimada | 1990-01-02 |