Issued Patents 1989
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883035 | Method and device for controlling the operation of an engine for a vehicle | Setsuhiro Shimomura | 1989-11-28 |
| 4879983 | Apparatus for controlling number of rotation of internal combustion engine | Setsuhiro Shimomura | 1989-11-14 |
| 4877003 | RPM control device for internal combustion engine | Setsuhiro Shimomura | 1989-10-31 |
| 4869223 | Fuel control apparatus | Setsuhiro Shimomura | 1989-09-26 |
| 4862851 | Idling engine speed controlling apparatus | Shoichi Washino | 1989-09-05 |
| 4856475 | Rotational frequency control apparatus of internal combustion engine | Setsuhiro Shimomura | 1989-08-15 |
| 4817573 | Fuel control device for internal-combustion engines | Toshihiro Yamada, Hiroyuki Takebayashi, Setsuhiro Shimomura | 1989-04-04 |
| 4807581 | System for controlling the operation of an internal combustion engine | Toshihide Nishikawa, Kenichirou Hanada, Setsuhiro Shimomura | 1989-02-28 |
| 4796588 | Fuel control apparatus | Setsuhiro Shimomura | 1989-01-10 |