Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655289 | Two-piece capsule trigger unit for initiating pyrotechnic elements | Wilhelm Bornheim, Friedrich Heinemeyer, Jan Petzold, Jurgen Zimmermann | 2003-12-02 |
| 6637339 | Method for exchanging data between a device for programming and triggering electronic detonators and said detonators | Jan Petzold, Ulrich Steiner, Andreas Robert Zemla | 2003-10-28 |