Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9010762 | Low-friction seal ring with inexpensive diamond coating | Joachim Otschik, Andreas Schrufer, Dieter Ziegenbein, Rudolf Kollinger, Lothar Schäfer +1 more | 2015-04-21 |
| 8986452 | Coating device and coating method | Tino Harig, Markus Höfer, Artur Laukart, Lothar Schäfer | 2015-03-24 |
| 8940367 | Coating device and coating method | Tino Harig, Markus Höfer, Artur Laukart, Lothar Schäfer | 2015-01-27 |