Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9376167 | Frictional resistance reduction device for ship | Hideki Kawashima, Tetsugo Fukuda, Munehiko Hinatsu, Toshifumi Hori, Masahiko Makino +4 more | 2016-06-28 |
| 5657625 | Apparatus and method for internal combustion engine control | Kazuo Koga, Kojiro Okada, Yoshiaki Danno, Kazuhide Togai, Osamu Hirako +2 more | 1997-08-19 |
| 5209206 | Air-fuel ratio control system | Yoshiaki Danno, Tetsurou Ishida | 1993-05-11 |
| 5119629 | Method of and apparatus for controlling air fuel ratio of internal combustion engine | Tateo Kume, Reijiro Komagome, Katsuo Akishino, Michiyasu Yoshida, Toshio Yuminaka | 1992-06-09 |
| 5056308 | System for feedback-controlling the air-fuel ratio of an air-fuel mixture to be supplied to an internal combustion engine | Tateo Kume, Michiyasu Yoshida, Kazuo Koga | 1991-10-15 |
| 5033440 | Apparatus for controlling air/fuel ratio of internal combustion engine | Shiro Kumagai, Nobuyuki Yasuda, Katsuyuki Maeda | 1991-07-23 |
| 4912926 | Air/fuel ratio control system for internal combustion engine | Shiro Kumagai, Reijiro Komagome, Tateo Kume | 1990-04-03 |