Issued Patents All Time
Showing 51–75 of 133 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8387706 | Negative accumulator for BOP shear rams | — | 2013-03-05 |
| 8272444 | Method of testing a drilling riser connection | — | 2012-09-25 |
| 8262336 | Method for handling welding gas bottles | — | 2012-09-11 |
| 8240397 | Method to control bit load | James R. Crawford | 2012-08-14 |
| 8220325 | Current measuring method | — | 2012-07-17 |
| 8181700 | System and method of displacing fluids in an annulus | — | 2012-05-22 |
| 8146667 | Dual gradient pipeline evacuation method | Marc Moszkowski | 2012-04-03 |
| 8075225 | Movable pipeline tee | Paul G. Vander Linden, III | 2011-12-13 |
| 7998276 | Pipeline remediation method with wire rope pig | — | 2011-08-16 |
| 7967234 | Method for automatic slip clutch tension on a reel | — | 2011-06-28 |
| 7927426 | Method of pipeline remediation with a scoop | James R. Crawford | 2011-04-19 |
| 7743787 | Mud saver valve with magnetic latching | — | 2010-06-29 |
| 7644463 | Spear method for retrievable pig | James R. Crawford | 2010-01-12 |
| 7419334 | Thruster flood control method | — | 2008-09-02 |
| 7363968 | Umbilical reel safety release | — | 2008-04-29 |
| 7344336 | Method of providing clear water for beaches | — | 2008-03-18 |
| 7025131 | Electrical tubing control and remediation apparatus and method of use | James R. Crawford | 2006-04-11 |
| 6978712 | Variable displacement piston type pump | — | 2005-12-27 |
| 6974504 | Electrical pipeline remediation | — | 2005-12-13 |
| 6939082 | Subea pipeline blockage remediation method | — | 2005-09-06 |
| 6910848 | Erector for J-Lay pipe laying system | — | 2005-06-28 |
| 6834680 | Method of purging liquids from piston accumulators | — | 2004-12-28 |
| 6820705 | Friction support assembly for a slip bowl | — | 2004-11-23 |
| 6776560 | Flex J-Lay tower | Mark Moszkowski | 2004-08-17 |
| 6679472 | Pressure balanced choke and kill connector | — | 2004-01-20 |