| 10125907 |
Double hinge flex joint |
Hugh N. French |
2018-11-13 |
| 8936249 |
Resilient seal having a pressurized bellows spring |
Matthew E. Roach |
2015-01-20 |
| 8366113 |
Pre-compressed seal including removable pre-compression member |
Michael S. Parker, Joseph Ilbong Kim |
2013-02-05 |
| 7866040 |
Pressure energized metallic seal |
Stephen Rowland |
2011-01-11 |
| 7100925 |
Pressure energized metallic seal |
Stephen Rowland |
2006-09-05 |
| 6015152 |
Seal retainer having an indicator |
Terence J. Nolan, J. Loyd Spence, Edward P. Rhyne |
2000-01-18 |
| 5873611 |
Pipe clamping device |
Daniel T. Munley, H. Steve Graham |
1999-02-23 |
| 5772254 |
Modular joint, with a replaceable sealing sleeve |
Kevin R. Felber, Robert Alan Barrett |
1998-06-30 |
| 5735532 |
Seal compression limiting retainer |
Terence J. Nolan, J. Loyd Spence |
1998-04-07 |
| 5735533 |
Cavity depth increasing retainer |
Terence J. Nolan, J. Loyd Spence |
1998-04-07 |
| 5730448 |
Seal retainer plate |
Terence J. Nolan, J. Loyd Spence, John L. Beales |
1998-03-24 |
| 5730445 |
Pressure energized metalic sealing ring |
Mark Higgins |
1998-03-24 |
| 5716052 |
Pressure-energized sealing rings |
Robert Alan Barrett |
1998-02-10 |
| 5713582 |
Seal retainer |
Terence J. Nolan, J. Loyd Spence |
1998-02-03 |
| 5645303 |
Compact pipe coupling device |
Kevin S. Warehime, Daniel T. Munley, Thomas S. Oh |
1997-07-08 |
| 5630593 |
Pressure-energized sealing rings |
Robert Alan Barrett |
1997-05-20 |