Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7228909 | One-way valve for a side pocket mandrel of a gas lift system | Ronald W. Schmidt, Zlatko Salihbegovic, Dave Ricketts | 2007-06-12 |
| 5838229 | Remote tire pressure monitoring system employing coded tire identification and radio frequency transmission and enabling recalibration upon tire rotation or replacement | — | 1998-11-17 |
| 5623994 | Well head cutting and capping system | — | 1997-04-29 |
| 5603250 | Radial cutting tool having indexed pair of bit-subassemblies with simultaneous feed for cutting thick-walled tubes | — | 1997-02-18 |
| 5598754 | Method for the underwater cutting of columnar members | — | 1997-02-04 |
| 5600301 | Remote tire pressure monitoring system employing coded tire identification and radio frequency transmission, and enabling recalibration upon tire rotation or replacement | — | 1997-02-04 |
| 5597041 | Well head cutting and capping system | — | 1997-01-28 |
| 5557995 | Radial cutting tools for cutting thick-walled tubular members | — | 1996-09-24 |
| 5524517 | Apparatus for cutting columnar structures with reciprocally movable tensioned cutting wire | — | 1996-06-11 |
| 5477759 | Radial cutting tool for cutting thick-walled tubular members | — | 1995-12-26 |
| 5394776 | Radial cutting tool for cutting thick-walled tubular members | — | 1995-03-07 |
| 5289883 | Well casing-contained blowout preventer | — | 1994-03-01 |
| 5285706 | Pipe threading apparatus | — | 1994-02-15 |