Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11352852 | Shiftable covers, completion systems, and methods to shift a downhole cover in two directions | Mark Douglas Macek | 2022-06-07 |
| 10947799 | Anti-preset mechanism for setting piston in downhole tools | Eddie Eddieberto Perez | 2021-03-16 |
| 10876365 | Adjustable and redressable collet | Phillip T. Thomas | 2020-12-29 |
| 9896895 | Annulus pressure release running tool | William Mark Richards, Eddie Eddieberto Perez, Bryon Mullen | 2018-02-20 |
| 9822610 | Selective magnetic positioning tool | William Mark Richards | 2017-11-21 |
| 9822611 | Selective magnetic positioning tool | William Mark Richards | 2017-11-21 |
| 9816330 | Multiple control line travel joint with injection line capability | William Mark Richards | 2017-11-14 |
| 9714553 | Assisting retrieval of a downhole tool | William Mark Richards, William David Henderson, Bryon Mullen | 2017-07-25 |
| 9416616 | Assisting retrieval of a downhole tool | William Mark Richards, William David Henderson, Bryon Mullen | 2016-08-16 |
| 9115565 | Gravel pack circulating sleeve with locking features | William Mark Richards | 2015-08-25 |