Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416225 | Density-based flow control configuration, method, and system | Ping Duan, Zhihui Zhang, John Wakefield, Daniel Ewing | 2025-09-16 |
| 12410675 | Seal assembly, and system | Zhihui Zhang, Emerson Nunez, Jason M. Harper | 2025-09-09 |
| 12410680 | Fluid density valve, method, and system | Bin Zhu, Daniel Ewing, Zhihui Zhang, Ronnie D. Russell, John Wakefield | 2025-09-09 |
| 12398620 | Density based inflow control device, method, and system | Ronnie D. Russell, Daniel Ewing, Rowland Moffatt, Meghana Annamalai Dhandayuthapani | 2025-08-26 |
| 12326071 | Inflow control device, method and system | Zhihui Zhang, Bin Zhu, Daniel Ewing, Rowland Moffatt, John Wakefield | 2025-06-10 |
| 12276173 | Seal tool with temperature control material, method, and system | Daniel Ewing, Anil K. Sadana, Anton Kovalchuk, Ping Duan, Jason M. Harper | 2025-04-15 |
| 12258837 | Borehole sealing with temperature control, method, and system | Daniel Ewing, Anil K. Sadana, Anton Kovalchuk, Ping Duan, Jason M. Harper | 2025-03-25 |
| 12123276 | Borehole sealing with temperature control, method, and system | Daniel Ewing, Anil K. Sadana, Anton Kovalchuk, Ping Duan, Jason M. Harper | 2024-10-22 |
| 11787991 | Disintegrable rubber seal, method of manufacture, and application thereof | Lei Zhao, Zhiyue Xu, Zhihui Zhang | 2023-10-17 |
| 11713642 | Element backup | YingQing Xu, Alexander Kendall, Keith J. Murphy | 2023-08-01 |
| 11692418 | Inflow control device, method and system | Zhihui Zhang, Bin Zhu, Zhiyue Xu, Ronnie D. Russell | 2023-07-04 |
| 11512554 | Segmented backup ring, system and method | Kevin Holmes, Daniel Ewing, Keith J. Murphy | 2022-11-29 |
| 11408253 | Yieldable landing feature | Nils Neumann, Matthew J. Krueger, Joshua Raymond Snitkoff | 2022-08-09 |
| 11268355 | Methods and systems for hanging structures in downhole environments | Zhiyue Xu, Oleksandr V. Kuznetsov, Deepak Kumar | 2022-03-08 |
| 11142978 | Packer assembly including an interlock feature | Alexander Kendall, YingQing Xu | 2021-10-12 |
| 11053750 | Drag block for a downhole tool | Gary L. Anderson, Christopher David Young, James C. Doane | 2021-07-06 |
| 10907437 | Multi-layer backup ring | John K. Wakefield, Christopher Cook, Frank J. Maenza | 2021-02-02 |
| 10907438 | Multi-layer backup ring | Alexander Kendall | 2021-02-02 |
| 10883332 | Electroactive polymer-based downhole seal | Lei Zhao, Zhiyue Xu | 2021-01-05 |
| 10865617 | One-way energy retention device, method and system | Lei Zhao, Zhihui Zhang, Zhiyue Xu | 2020-12-15 |
| 10822912 | Multi-layer packer backup ring with closed extrusion gaps | Alexander Kendall | 2020-11-03 |
| 10704355 | Slotted anti-extrusion ring assembly | Andrew Cayson, John K. Wakfield, Carlos A. Prieto, Alexander Kendall | 2020-07-07 |
| 10689942 | Multi-layer packer backup ring with closed extrusion gaps | Alexander Kendall | 2020-06-23 |
| 10677014 | Multi-layer backup ring including interlock members | Alexander Kendall, Christopher Cook, Frank J. Maenza | 2020-06-09 |
| 10526864 | Seal backup, seal system and wellbore system | Alexander Kendall, Andrew Cayson | 2020-01-07 |