Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5010952 | Tubular member secured within a well support member with a preload | Thomas R. Schmitz | 1991-04-30 |
| 4986698 | Subsea pipeline method and apparatus | — | 1991-01-22 |
| 4925220 | Tubular joint | Edward J. Szymczak | 1990-05-15 |
| 4887846 | Subsea tubular joint | William M. Taylor | 1989-12-19 |
| 4805430 | Tool for cold forging tubular members | Thomas R. Schmitz | 1989-02-21 |
| 4477105 | Collet actuated ball and socket connector | Robert H. Wittman, David E. Adkins | 1984-10-16 |
| 4332277 | Pipeline pigging plug | David E. Adkins, Ronnie E. Haws, Robert H. Wittman | 1982-06-01 |