Issued Patents 2023
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11851956 | Dual rod assembly and collar installation method | — | 2023-12-26 |
| 11828176 | Dual-member pipe assembly | Joseph G. Greenlee | 2023-11-28 |
| 11753874 | Insert for use with dual-member pipe joint | — | 2023-09-12 |
| 11661796 | Sealing system for downhole tool | — | 2023-05-30 |
| 11613942 | Torque-dependent oscillation of a dual-pipe inner section | Aleksander S. Wolfe, Kyle D. James | 2023-03-28 |
| 11578540 | Dual pipe drill head quick interchange joint | Travis W. Woodson, Joseph G. Greenlee | 2023-02-14 |