Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5273004 | Two-stroke engine with rotary valves and uses of such an engine | Pierre Duret | 1993-12-28 |
| 4715341 | Method of and device for automatically adjusting the ignition timing of a controlled ignition engine | Joseph Rialan | 1987-12-29 |
| 4682293 | Automatic regulating process and device for multifuel internal combustion engines | Emanuel Goldenberg | 1987-07-21 |
| 4549513 | Method for the automatic adjustment of the ignition initiation control time in an internal combustion engine | Joseph Rialan | 1985-10-29 |
| 4285315 | Method and device for automatically adjusting the spark advance of a controlled ignition engine | Joseph Rialan | 1981-08-25 |
| 4213429 | Method and device for automatically adjusting the spark advance of a controlled ignition engine | Joseph Rialan | 1980-07-22 |