Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11542761 | Tapered thread tubular gripping device | — | 2023-01-03 |
| 10801272 | Tubular gripping device | Richard P. Rubbo | 2020-10-13 |
| 9683414 | Centralizer and locking collar | — | 2017-06-20 |
| 9624737 | Locking collar | — | 2017-04-18 |
| 9624738 | Locking centralizer | — | 2017-04-18 |
| 9366118 | Processes and systems for treating oil and gas wells | Richard P. Rubbo, Mark H. Yamasaki | 2016-06-14 |
| 9249633 | Insulated tubular clamp | — | 2016-02-02 |
| 8960295 | Fracture valve tools and related methods | Richard P. Rubbo | 2015-02-24 |
| 8905139 | Blapper valve tools and related methods | Richard P. Rubbo | 2014-12-09 |
| 8408306 | Processes and systems for treating oil and gas wells | Richard P. Rubbo, Mark H. Yamasaki | 2013-04-02 |
| 7191828 | Hydraulically set concentric packer with multiple umbilical bypass through the piston | Brett W. Bouldin | 2007-03-20 |
| 6056327 | High pressure hydraulic line connector | Brett W. Bouldin | 2000-05-02 |
| 6041858 | High expansion downhole packer | — | 2000-03-28 |
| 6026899 | High expansion slip system | Brett W. Bouldin | 2000-02-22 |
| 5979558 | Variable choke for use in a subterranean well | Brett W. Bouldin | 1999-11-09 |
| 5941313 | Control set downhole packer | — | 1999-08-24 |
| 5775429 | Downhole packer | Timothy R. Tips | 1998-07-07 |
| 5607017 | Dissolvable well plug | Steve Owens, Brett W. Bouldin | 1997-03-04 |
| 5425418 | Multiple-completion packer and locking element therefor | Jeffrey J. Lembcke | 1995-06-20 |
| 5273109 | Retrievable packer | Richard P. Rubbo, Henry Joe Jordan, Jr. | 1993-12-28 |
| 4798243 | Packer with electrical conduit bypass | Alfred R. Curington | 1989-01-17 |