Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12180818 | Well fracture systems and methods | Philippe Espinasse, Jean-Luc Streiff, Gary Bernard, Brian Swagerty, Johann Rongau +4 more | 2024-12-31 |
| 11674621 | Hammer union connection and related methods of assembly | Paul A. Crawford, William H. Garner, Alan R. Killingsworth, King F. Choi | 2023-06-13 |
| 10995863 | Dual face-type seat seal arrangement for valve applications | Roman Chirko, Gabriel Tiviroli-Melchert | 2021-05-04 |
| 10619774 | Swivel joint for oilfield pumping stimulation | William H. Garner, Monty W. Champion, Tommy Thammavongsa | 2020-04-14 |
| 10393294 | Hammer union connection and related methods of assembly | Paul A. Crawford, William H. Garner, Alan R. Killingsworth, King F. Choi | 2019-08-27 |
| 10100959 | Swivel joint for oilfield pumping stimulation | William H. Garner, Monty W. Champion, Tommy Thammavongsa | 2018-10-16 |
| 9239125 | Manifold assembly with multiple articulating arm assemblies | William H. Garner, Paul A. Crawford, James R. Soltau | 2016-01-19 |
| 9004104 | Manifold trailer with multiple articulating arm assemblies | William H. Garner, Paul A. Crawford, James R. Soltau | 2015-04-14 |
| 8899268 | Discharge arm assembly for pumping units | William H. Garner, Alan R. Killingsworth, David M. Oskins, Paul A. Crawford | 2014-12-02 |
| RE39695 | Swivel joint with stepped bearing races | Sergio Castillo | 2007-06-19 |
| 6595555 | Coiled tubing swivel with stepped bearing races | Steven L. Schwegman | 2003-07-22 |
| 6554249 | Plug valve having seal segments with booster springs | Rick Wei-Shou Pang, Sergio Castillo | 2003-04-29 |
| 6371527 | Swivel joint with stepped bearing races | Sergio Castillo | 2002-04-16 |
| 6164707 | Step bearing race swivel joint assembly | Sergio Castillo | 2000-12-26 |
| 6007048 | Satellite seal arrangement for plug valve, ball valve or gate valve | Roy Bates, Robert Witt | 1999-12-28 |
| 5931476 | Seal with extended wear sleeve | Sergio Castillo | 1999-08-03 |
| 5720501 | Swivel joint elbow orientation device | Charles R. Ortloff | 1998-02-24 |
| 5676348 | Asymmetric seal segment configuration | Roy Bates, Michael E. Wilson, Jr. | 1997-10-14 |
| 5624124 | Bore seal assembly with wear ring having curvilinear spring support surface | Sergio Castillo | 1997-04-29 |
| 5149148 | Pipe swivel joint with improved bore seal | Ralph Taeuber, Jr., Sergio Castillo | 1992-09-22 |
| 5031695 | Well casing hanger with wide temperature range seal | David Cain, Ronald W. Henley, Kevin P. Long, John C. Vicic | 1991-07-16 |
| 4930791 | Plastic bore seal | Paul M. Earl | 1990-06-05 |
| 4927192 | Pipe connector load element | George D. Lemons | 1990-05-22 |
| 4867483 | Pipe connector device | Robert Witt, Stephen P. Barrett, Roy Bates | 1989-09-19 |
| 4576385 | Fluid packing assembly with alternating diverse seal ring elements | William J. Jakubowski | 1986-03-18 |