Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11274523 | Variable torque flapper valve | Abram Serda Galindo, James Dan Vick, Jr., Leo G. Collins, Jimmie R. Williamson, Jr. | 2022-03-15 |
| 11208870 | Flapper valve with beam spring | Abram Serda Galindo, James Dan Vick, Jr., Leo G. Collins, Jimmie R. Williamson, Jr. | 2021-12-28 |
| 10612345 | 3D printed flapper valve | Xiaoguang Allan Zhong | 2020-04-07 |
| 10113370 | Fluid flow control device | Jeremy Buc Slay, Donald G. Kyle | 2018-10-30 |
| 9447654 | Downhole circulating valve having a seal plug and method for operating same | James Dan Vick, Jr., Jimmie R. Williamson, Jr., Robert L. Thurman | 2016-09-20 |
| 9388663 | Downhole circulating valve having a metal-to-metal seal and method for operating same | Jimmie R. Williamson, Jr., Leo G. Collins, David L. Reesing | 2016-07-12 |
| 9157299 | Integrated opening subsystem for well closure system | James Dan Vick, Jr., Jimmie R. Williamson, Jr., Bruce Edward Scott | 2015-10-13 |
| 8794638 | Sealing array for high temperature applications | Ira Gene Tuckness, David L. Reesing | 2014-08-05 |
| 8763707 | Downhole circulating valve having a metal-to-metal seal | Jimmie R. Williamson, Jr., Leo G. Collins, David L. Reesing | 2014-07-01 |
| 8636059 | Downhole circulating valve having a seal plug | James Dan Vick, Jr., Jimmie R. Williamson, Jr., Robert L. Thurman | 2014-01-28 |
| 7367399 | Loop systems and methods of using the same for conveying and distributing thermal energy into a wellbore | David Joe Steele, Jody R. McGlothen | 2008-05-06 |
| 7147057 | Loop systems and methods of using the same for conveying and distributing thermal energy into a wellbore | David Joe Steele, Jody R. McGlothen | 2006-12-12 |
| 7032675 | Thermally-controlled valves and methods of using the same in a wellbore | David Joe Steele, Joseph D. Parlin, Michael Wade Meaders, Dan P. Saurer | 2006-04-25 |
| 6924745 | System and method for monitoring packer slippage | Roger L. Schultz, Gary D. Ellis, Neal G. Skinner | 2005-08-02 |
| 6865934 | System and method for sensing leakage across a packer | Roger L. Schultz, Timothy M. Young | 2005-03-15 |
| 6504258 | Vibration based downhole power generator | Roger L. Schultz, Paul D. Ringgenberg, Clark E. Robison, Robert Michael | 2003-01-07 |
| 6408943 | Method and apparatus for placing and interrogating downhole sensors | Roger L. Schultz, Clark E. Robison, Benjamin Stewart, Brian Nutley, Jamie Oag +1 more | 2002-06-25 |
| 6394181 | Self-regulating lift fluid injection tool and method for use of same | Mark A. Schnatzmeyer, Clark E. Robison | 2002-05-28 |
| 6286596 | Self-regulating lift fluid injection tool and method for use of same | Mark A. Schnatzmeyer, Clark E. Robison | 2001-09-11 |
| 5285850 | Well completion system for oil and gas wells | — | 1994-02-15 |
| 5094294 | Well pump assembly and packer | — | 1992-03-10 |
| 4913239 | Submersible well pump and well completion system | — | 1990-04-03 |
| 4811959 | Seal assembly for well locking mandrel | Roy P. Bullard | 1989-03-14 |
| 4749341 | Method and system for supporting a well pump | — | 1988-06-07 |
| 4655706 | Burner | — | 1987-04-07 |