Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11174685 | Enhanced welded pipe, threaded connections, and methods for achieving the same | Roger Edward Ethridge | 2021-11-16 |
| 10961787 | Enhanced welded pipe, threaded connections, and methods for achieving the same | Roger Edward Ethridge | 2021-03-30 |