Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11131387 | Sealing ring and seal arrangement comprising such a sealing ring | Martin Heldmann, Jens Hofmann | 2021-09-28 |
| 11073210 | Sealing element | Francois Colineau, Martin Heldmann, Frank Guder, Jens Hofmann | 2021-07-27 |