Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10434534 | Application system component with transponder and/or wear detection device | Bernd Kraft, Martin Stiegler, Herbert Martin, Lothar Rademacher | 2019-10-08 |
| 8671495 | Scraper pig | Herbert Martin, Martin Stiegler, Andreas Collmer, Manfred Michelfelder | 2014-03-18 |
| 7213290 | Hydraulically dynamic mono-pig scraper | Herbert Martin, Martin Stiegler, Andreas Collmer, Manfred Michelfelder | 2007-05-08 |