Issued Patents All Time
Showing 51–75 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9970249 | Degradable anchor device with granular material | Zhihui Zhang, Zhiyue Xu, James G. King | 2018-05-15 |
| 9957777 | Frac plug and methods of use | — | 2018-05-01 |
| 9926766 | Seat for a tubular treating system | Gregory L. Hern | 2018-03-27 |
| 9874071 | Disintegrating plug for subterranean treatment use | Gregory L. Hern, Levi B. Oberg | 2018-01-23 |
| 9835016 | Method and apparatus to deliver a reagent to a downhole device | Zhihui Zhang, Zhiyue Xu | 2017-12-05 |
| 9828836 | Expandable tubular and method of making same | Zhiyue Xu | 2017-11-28 |
| 9816339 | Plug reception assembly and method of reducing restriction in a borehole | — | 2017-11-14 |
| 9803439 | Ferrous disintegrable powder compact, method of making and article of same | Zhiyue Xu, Zhihui Zhang | 2017-10-31 |
| 9797211 | Subterranean vibrator with lateral vibration feature | Steve Rosenblatt | 2017-10-24 |
| 9708881 | Frack plug with temporary wall support feature | Steve Rosenblatt | 2017-07-18 |
| 9683423 | Degradable plug with friction ring anchors | — | 2017-06-20 |
| 9605508 | Disintegrable and conformable metallic seal, and method of making the same | Zhiyue Xu, Gregory L. Hern, Bennett M. Richard | 2017-03-28 |
| 9574415 | Method of treating a formation and method of temporarily isolating a first section of a wellbore from a second section of the wellbore | Zhiyue Xu, Zhihui Zhang | 2017-02-21 |
| 9528342 | Method of setting and maintaining a tool in a set position for a period of time | Zhiyue Xu | 2016-12-27 |
| 9428986 | Disintegrating plug for subterranean treatment use | Gregory L. Hern, Levi B. Oberg | 2016-08-30 |
| 9422966 | Shear member post shear segment retention apparatus | Levi B. Oberg, Gregory L. Hern, Jim H. Roddy, Douglas J. Lehr | 2016-08-23 |
| 9309733 | Tubular anchoring system and method | Levi B. Oberg, Gregory L. Hern, Ellen E. Read | 2016-04-12 |
| 9267353 | Backup system for packer sealing element | — | 2016-02-23 |
| 9085968 | Expandable tubular and method of making same | Zhiyue Xu | 2015-07-21 |
| 9080416 | Setting tool, anchoring and sealing device and system | Gregory L. Hern, Douglas J. Lehr | 2015-07-14 |
| 9080439 | Disintegrable deformation tool | Edward J. O'Malley, Graeme Michael Kelbie, James G. King, Jimmie J. Holland | 2015-07-14 |
| 9080403 | Tubular anchoring system and method | Gregory L. Hern | 2015-07-14 |
| 9033060 | Tubular anchoring system and method | Gregory L. Hern | 2015-05-19 |
| 9016384 | Disintegrable centralizer | Zhiyue Xu | 2015-04-28 |
| 9016379 | Method of fracing a wellbore | — | 2015-04-28 |