Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8757231 | Elastomer tire sealing ring | Hans Koopman | 2014-06-24 |
| 8444155 | Sealing ring for wheels | — | 2013-05-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8757231 | Elastomer tire sealing ring | Hans Koopman | 2014-06-24 |
| 8444155 | Sealing ring for wheels | — | 2013-05-21 |