Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7913716 | Sealing element and a coupling device provided with such a sealing element | Erik Raad | 2011-03-29 |
| 7871110 | Sealing element and a coupling device and a valve device provided with such a sealing element | Erik Raad, Staale Svindland | 2011-01-18 |