Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162315 | Window mill and whipstock connector for a resource exploration and recovery system | Kevin Edgar Harrington, Gregory L. Hern, Philip M. Gregurek, Valerie Ferdin, Gaute Grindhaug +1 more | 2021-11-02 |
| 10954732 | Hydraulically set open hole whipstock | Gregory L. Hern, James S. Trahan, Ewoud J. Hulsewe, Christopher R. Hern | 2021-03-23 |