Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11045909 | Thick, long seam welding system and method for distortion control and non post weld heat treatment of pipeline hot tap fittings | Chris Vrolyk, Tran Mah-Paulson, Mike Armstrong | 2021-06-29 |