Issued Patents 1994
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363832 | Fuel vapor purging control system with air/fuel ratio compensating system for internal combustion engine | Toshihiro Suzumura, Hisashi Iida, Shigenori Isomura | 1994-11-15 |
| 5331934 | Spark timing control system for a vehicle-driving internal combustion engine | Hidehiko Asama, Kouichi Aoyama, Shuziro Morinaga, Shigenori Isomura | 1994-07-26 |
| 5318034 | Electrically adjustable delay circuit and ultrasonic diagnosis apparatus | Kazunari Ishida, Kazutaka Okada, Toshio Ogawa, Norio Yokozawa, Takashi Ichikawa | 1994-06-07 |
| 5313395 | Speed control system for an internal combustion engine | Katsuhiko Kawai, Tasunori Kato, Katsuhiko Nakabayashi, Shigenori Isomura, Hisashi Iida | 1994-05-17 |
| 5284050 | Self-diagnosis apparatus in system for prevention of scattering of fuel evaporation gas | Hisashi Iida, Toshihiro Suzumura, Shigenori Isomura | 1994-02-08 |