Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331934 | Spark timing control system for a vehicle-driving internal combustion engine | Hidehiko Asama, Kouichi Aoyama, Shigenori Isomura, Toshio Kondo | 1994-07-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331934 | Spark timing control system for a vehicle-driving internal combustion engine | Hidehiko Asama, Kouichi Aoyama, Shigenori Isomura, Toshio Kondo | 1994-07-26 |