Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11112010 | Seal assembly | — | 2021-09-07 |
| 10883605 | Seal assembly | Christoph Passow | 2021-01-05 |
| 10385976 | Seal assembly | Christoph Passow | 2019-08-20 |
| 10197103 | Sealing arrangement | Alain Gezault | 2019-02-05 |
| 9841105 | Sealing lip and seal | Helmut Benedix, Juergen Netzer, Christoph Passow, Willy Seewald | 2017-12-12 |
| 9709173 | Sealing assembly | — | 2017-07-18 |
| 9556959 | Wear-protective sleeve | John P. Crawford | 2017-01-31 |
| 9410555 | Sealing assembly | Helmut Benedix, Willy Seewald, Roland Worsley | 2016-08-09 |
| 9284863 | Valve stem seal | Juergen Netzer | 2016-03-15 |
| 7670111 | Seal | Raimund Maass | 2010-03-02 |