Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331612 | Shifting sleeve tieback seal system | Rutger Evers, Brandon Thomas Least | 2025-06-17 |
| 12134956 | Liner hanger system | Xiaoguang Allan Zhong, Yian Zhao | 2024-11-05 |
| 12116870 | Enhanced expandable liner hanger support mechanism | — | 2024-10-15 |
| 12060777 | Liner hanger expansion tool with rotating ball valve | Stephen Ross Maddux | 2024-08-13 |
| 11939840 | Swellable metallic material locking of tubular components | — | 2024-03-26 |
| 11851988 | Well unloading valve | Daniel Paul Beaman, Campbell Mitchell | 2023-12-26 |
| 11680460 | Surface deployed annular safety valve | — | 2023-06-20 |
| 11473408 | Expandable liner hanger with post-setting fluid flow path | Robert Ross Murdoch | 2022-10-18 |
| 11396788 | Fluid activated metal alloy shut off device | — | 2022-07-26 |
| 8910716 | Apparatus and method for controlling fluid flow from a formation | Edward J. O'Malley | 2014-12-16 |
| 8424610 | Flow control arrangement and method | Yang Xu | 2013-04-23 |
| 7735172 | Multi-purpose firefighting tool | Anna Capetanakis, Markus Andreas Weisner | 2010-06-15 |