Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5310373 | Method for producing electrodes for spark plugs and spark plug electrodes | Rainer Noack, Klaus Pohl, Willi Frank, Volker Brendick, Hans Hurbert | 1994-05-10 |
| 4642602 | Electric potentiometer | Wolfgang Maisch | 1987-02-10 |
| 4589596 | Nozzle for internal combustion engines | Gerhard Stumpp, Karl Hofmann, Horst Wellein | 1986-05-20 |