Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5469818 | Variable valve timing control device for an engine | Mamoru Yoshioka, Ken Tanoue, Yoshihiro Iwashita, Toshimi Kashiwagura, Makoto Suzuki +2 more | 1995-11-28 |
| 5215046 | Rotational phase difference adjusting means | Akihiko Takenaka | 1993-06-01 |
| 5209194 | Variable valve timing apparatus | Michio Adachi | 1993-05-11 |
| 4513945 | Electromagnetic reed valve | Hiromi Otsuki, Takashi Kondo, Yoshiaki Kondo, Takao Tate, Norikatu Ishikawa | 1985-04-30 |
| 4466414 | Supercharged internal combustion engine | Junjiro Yoshimura, Kenji Yamada | 1984-08-21 |
| 4434775 | Apparatus for controlling pressurized air supply to engines | Junjiro Yoshimura, Kenji Yamada | 1984-03-06 |
| 4432324 | Air-fuel ratio control device of an internal combustion engine | Norikatsu Ishikawa, Takao Tate, Toshio Tanahashi, Hiromi Otsuki | 1984-02-21 |
| 4383512 | Air-fuel ratio control device of an internal combustion engine | Norikatsu Ishikawa, Hidemi Onaka, Takao Tate, Toshio Tanahashi, Isamu Hagino | 1983-05-17 |
| 4345573 | Blow-gas treating and controlling system | — | 1982-08-24 |
| 4341190 | Air-fuel ratio control device of an internal combustion engine | Norikatsu Ishikawa, Hidemi Onaka, Takao Tate, Toshio Tanahashi, Isamu Hagino | 1982-07-27 |