Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351281 | Method and system for operation of a spark-ignited internal combustion engine | Istvan Geiger, Klaus Stamm | 1982-09-28 |
| 4344397 | Method for operation of a spark-ignited internal combustion engine and arrangement for execution of the method | Istvan Geiger | 1982-08-17 |