Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10508396 | Water barrier element | — | 2019-12-17 |
| 6149805 | Device for adding oxygen to water | Bernt Petterson | 2000-11-21 |
| 6132140 | Method for the fabrication of a dam or barrier | — | 2000-10-17 |