Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9500050 | Drillstring combination pressure reducing and signaling valve | — | 2016-11-22 |
| 9328827 | Quarter turn ball valve with lift-off seats | — | 2016-05-03 |
| 9309979 | Self piloted check valve | — | 2016-04-12 |
| 9222324 | Stretchable elastomeric tubular gripping device | — | 2015-12-29 |
| 8641113 | Gripping device for tubular objects | — | 2014-02-04 |
| 8454057 | Threaded end connector attachment for an end of a tube | Tommie Carroll Gipson | 2013-06-04 |
| 7874403 | Lubrication system for pin connections | — | 2011-01-25 |
| 7722298 | Hot tap machine | — | 2010-05-25 |
| 7527450 | Selectably operable field mateable pin assembly | — | 2009-05-05 |
| 7431351 | Pressure-containing tubular connections for remote operation | — | 2008-10-07 |
| 7293939 | Inclined leg floating production platform with a damper plate | Phillip A. Abbott | 2007-11-13 |
| 7055829 | Antiextrusion device | — | 2006-06-06 |
| 6857227 | Vehicle crash barrier | — | 2005-02-22 |
| 6764110 | Remotely pretensioned threaded tubular connections | — | 2004-07-20 |
| 6732762 | Pressure-containing plug for a tubular passageway | — | 2004-05-11 |
| 6672565 | Dual snap action for valves | — | 2004-01-06 |
| 6662886 | Mudsaver valve with dual snap action | — | 2003-12-16 |
| 6659133 | Insertable line stopper plug for pipelines | — | 2003-12-09 |
| 6648339 | Seal assembly, its use and installation | — | 2003-11-18 |
| 6524032 | High capacity nonconcentric structural connectors and method of use | Phillip A. Abbott | 2003-02-25 |
| 6471254 | Method and apparatus for gripping objects | — | 2002-10-29 |
| 6378841 | Quarter-turn rotary plug valve with seats reciprocable during operation | — | 2002-04-30 |
| 6348674 | Method and apparatus for pretensioning remotely installed clamps and flanges | — | 2002-02-19 |
| 6119715 | Automated pneumatic purger | — | 2000-09-19 |
| 5558468 | Method and apparatus for erecting a marine structure | Andrew C. Barnett, Jr., Barbara L. Thompson | 1996-09-24 |