Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10030480 | Debris barrier assembly | Paul Andrew Reinhardt | 2018-07-24 |
| 10012044 | Annular isolation device for managed pressure drilling | John V. Leba, Mario Munoz Reyna, Chau Nguyen, Jerlib J. Leal, Walter S. Dillard | 2018-07-03 |