Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11021929 | Positive cement placement tool | Randy GOSSELIN | 2021-06-01 |
| 9951583 | Reciprocating wellbore obstruction-clearing tool and bailer | Randy GOSSELIN, Duwayne Springer | 2018-04-24 |