Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8439121 | Hydraulic interlock system between casing gripper and spider | Kevin James Nikiforuk | 2013-05-14 |
| 7914406 | Arrow vane and arrow with vane | — | 2011-03-29 |
| D606615 | Arrow vane | — | 2009-12-22 |