Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7156023 | Method for installing an ignition system, and ignition system | Jan Petzold, Heinz Schafer, Andreas Robert Zemla | 2007-01-02 |
| 6945174 | Method for connecting ignitors in an ignition system | Jan Petzold, Heinz Schafer, Andreas Robert Zemla | 2005-09-20 |
| 5530763 | Hearing aid to be worn in the ear and method for its manufacture | Elmar Mock, Gregoire Iten | 1996-06-25 |