Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9765592 | Systems and methods for secondary sealing of a perforation within a wellbore casing | Randy C. Tolman, Renzo M. Angeles Boza, Kris J. Nygaard, Pavlin B. Entchev | 2017-09-19 |
| 9725989 | Sand control screen having improved reliability | Charles S. Yeh, David A. Howell, Pavlin B. Entchev, Eric R. Grueschow, Ted A. Long +6 more | 2017-08-08 |