Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9458693 | Borehole abandonment method using retrievable inflatable bridge plug with separate seal and anchor components | Christopher R. Matthews-Ewald, Halit Dilber, Babajide Jagunna, Kent S. Meyer | 2016-10-04 |
| 7661478 | Ball drop circulation valve | Larry T. Palmer | 2010-02-16 |