Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11156066 | Perforating gun orienting system, and method of aligning shots in a perforating gun | Shelby L. Sullivan | 2021-10-26 |
| 11066883 | Hydraulic disconnect tool | — | 2021-07-20 |
| 10920544 | Setting tool igniter system and method | Shelby L. Sullivan, Johnny Joslin, Robert E. Davis, John T. Hardesty | 2021-02-16 |
| 10914145 | Bulkhead assembly for a tandem sub, and an improved tandem sub | Shelby L. Sullivan, Kelly Sullivan | 2021-02-09 |