Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9845645 | Tapered spline connection for drill pipe, casing, and tubing | William James Hughes, Gary Briggs | 2017-12-19 |
| 9644771 | Threaded coupling | — | 2017-05-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9845645 | Tapered spline connection for drill pipe, casing, and tubing | William James Hughes, Gary Briggs | 2017-12-19 |
| 9644771 | Threaded coupling | — | 2017-05-09 |