Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10625345 | Method and apparatus for repair drill pipe and other tubular goods, including threaded connections thereof | Charles P. B. Sewell | 2020-04-21 |
| 6634259 | Apparatus and method for connecting wellbore tubulars | — | 2003-10-21 |
| 6392193 | Single side girth welding apparatus and method | Pradeepkumar Kirshan Mallenahalli | 2002-05-21 |
| 5909768 | Apparatus and method for improved tubular grip assurance | Michael Webre, Donald E. Mosing | 1999-06-08 |
| 5791410 | Apparatus and method for improved tubular grip assurance | Michael Webre, Donald E. Mosing | 1998-08-11 |
| 4392770 | Pipe handling apparatus | — | 1983-07-12 |