Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9157290 | Arrangement, device and method for resolving hydrate plugs | William Steffensen | 2015-10-13 |
| 9097069 | Tool for centering a casing or liner in a borehole and method of use | — | 2015-08-04 |