Issued Patents All Time
Showing 26–50 of 91 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9044914 | Permeable material compacting method and apparatus | Randall V. Guest, Charles E. Fowler | 2015-06-02 |
| 9016363 | Disintegrable metal cone, process of making, and use of the same | Zhiyue Xu, YingQing Xu, Gregory L. Hern | 2015-04-28 |
| 9004173 | Cement wiper plug with size changing feature | Oleg A. Mazyar | 2015-04-14 |
| 8967276 | Non-ballistic tubular perforating system and method | Oleg A. Mazyar | 2015-03-03 |
| 8950504 | Disintegrable tubular anchoring system and method of using the same | Zhiyue Xu, YingQing Xu, Gregory L. Hern | 2015-02-10 |
| 8826985 | Open hole frac system | Yang Xu | 2014-09-09 |
| 8567502 | Filtration of dangerous or undesirable contaminants | Edward J. O'Malley, Tianping Huang, Min-Yen Huang | 2013-10-29 |
| 8443892 | Fracturing with telescoping members and sealing the annular space | Yang Xu | 2013-05-21 |
| 8342245 | Multi-position valves for fracturing and sand control and associated completion methods | Michael H. Johnson, Peter J. Fay | 2013-01-01 |
| 8342240 | Method for providing a temporary barrier in a flow pathway | Paul McElfresh, Chad Williams | 2013-01-01 |
| 8297364 | Telescopic unit with dissolvable barrier | Gaurav Agrawal, Zhiyue Xu, Yang Xu | 2012-10-30 |
| 8191225 | Subterranean screen manufacturing method | — | 2012-06-05 |
| 8127847 | Multi-position valves for fracturing and sand control and associated completion methods | Michael H. Johnson, Peter J. Fay | 2012-03-06 |
| 8104538 | Fracturing with telescoping members and sealing the annular space | Yang Xu | 2012-01-31 |
| 8096351 | Water sensing adaptable in-flow control device and method of use | Elmer R. Peterson, Martin P. Coronado, Michael H. Johnson | 2012-01-17 |
| 8082984 | Large bore packer and methods of setting same | Edward J. O'Malley, Yang Xu, Peter J. Fay, Larry Urban | 2011-12-27 |
| 8020622 | Annealing of materials downhole | — | 2011-09-20 |
| 7963322 | Large bore packer and methods of setting same | Edward J. O'Malley, Yang Xu, Peter J. Fay, Larry Urban | 2011-06-21 |
| 7954546 | Subterranean screen with varying resistance to flow | Namhyo Kim, Yang Xu, Michael H. Johnson, Steve Rosenblatt | 2011-06-07 |
| 7954553 | Use of low impact expansion to reduce flow friction | Michael H. Johnson | 2011-06-07 |
| 7938188 | Completion method with telescoping perforation and fracturing tool | Yang Xu, Michael E. Wiley | 2011-05-10 |
| 7921915 | Removable injection or production flow equalization valve | Michael H. Johnson, Sean L. Gaudette | 2011-04-12 |
| 7909088 | Material sensitive downhole flow control device | Edward J. O'Malley | 2011-03-22 |
| 7854260 | Steam driven turbine drive | Sean L. Gaudette | 2010-12-21 |
| 7762342 | Apparatus for providing a temporary degradable barrier in a flow pathway | Paul McElfresh, Chad Williams | 2010-07-27 |