Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9638366 | Coupler device and a method of preventing spillage from a coupler device | — | 2017-05-02 |
| 5488980 | Suspension device for an oil transferring pipe or hose | Ivar Krogstad | 1996-02-06 |