Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10087701 | Low profile rotating control device | Thomas F. Bailey, James W. Chambers, David R. Woodruff | 2018-10-02 |
| 10053943 | Annular sealing for use with a well | James W. Chambers, Melvin T. Jacobs | 2018-08-21 |
| 9951600 | Managed pressure cementing | Cesar Pena, David Pavel, Michael Brian Grayson, Said Boutalbi, Todd Douglas Cooper +2 more | 2018-04-24 |