Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8668014 | Subsurface safety valve for high temperature and high pressure wells | — | 2014-03-11 |
| 8579024 | Non-damaging slips and drillable bridge plug | Glenn A. Bahr | 2013-11-12 |
| 8555960 | Pressure actuated ported sub for subterranean cement completions | Justin Kellner, Charles C. Jonhson, Charles T. Kirkpatrick, Marcus A. Avant | 2013-10-15 |
| 8316944 | System for pulse-injecting fluid into a borehole | Ronald E. Pringle, Mahendra Samaroo, Brett Charles Davidson, John Michael Warren | 2012-11-27 |
| 7980303 | Laminate pressure containing body for a well tool | Thomas G. Hill, Jr., Cecil G. McGavern, III, Winfield M. Sides, III | 2011-07-19 |
| 7963334 | Method and apparatus for continuously injecting fluid in a wellbore while maintaining safety valve operation | Thomas G. Hill, Jr., Cecil G. McGavern, III, Winfield M. Sides, III, Jeffrey L. Bolding | 2011-06-21 |
| 7918280 | Radial indexing communication tool and method for subsurface safety valve with communication component | Bahr A. Glenn | 2011-04-05 |
| 7854268 | Deep water hurricane valve | Douglas J. Lehr | 2010-12-21 |
| 7841416 | Method and apparatus for retaining a soft seal in an integrated flapper mount, hard seat, spring housing surface controlled subsurface safety valve | Robert C. Henschel, Win Sides, Adrian V. Saran, Mario Robles | 2010-11-30 |
| 7735557 | Wireline slip hanging bypass assembly and method | Lonnie West, Adrian V. Saran, Glenn A. Bahr, Thomas G. Hill, Jr. | 2010-06-15 |
| 7712537 | Method and apparatus for continuously injecting fluid in a wellbore while maintaining safety valve operation | Thomas G. Hill, Jr., Cecil G. McGavern, III, Winfield M. Sides, III, Jeffrey L. Bolding | 2010-05-11 |
| 7694740 | Communication tool and method for a subsurface safety valve with communication component | Bahr A. Glenn | 2010-04-13 |
| 7631664 | Threaded expansion plugs | — | 2009-12-15 |
| 7571773 | Multiple ball launch assemblies and methods of launching multiple balls into a wellbore | Lonnie West, Winfield M. Sides, III, Glenn A. Bahr | 2009-08-11 |
| 6315047 | Eccentric subsurface safety valve | Thomas M. Deaton | 2001-11-13 |
| 6241022 | Control line connector | Thomas M. Deaton | 2001-06-05 |