Issued Patents All Time
Showing 1–25 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12385512 | Locking threaded connection assembly | — | 2025-08-12 |
| 12173761 | Clutch mechanism for gripping tools | Victor Yung | 2024-12-24 |
| 12168907 | Latch release mechanism | — | 2024-12-17 |
| 11788363 | Tool joint clamp | Victor Yung | 2023-10-17 |
| 11560761 | Variable-length axial linkage for tubular running tools | — | 2023-01-24 |
| 11466534 | Cementing head apparatus | Petre Dorobantu | 2022-10-11 |
| 11332985 | Lockout mechanism for gripping tool | — | 2022-05-17 |
| 11313183 | Axial-load-actuated rotary latch release mechanisms for casing running tools | — | 2022-04-26 |
| 11299940 | Axial-stroke-actuated rotary latch release mechanism | — | 2022-04-12 |
| 11167358 | Apparatus and methods for improving contact stress distribution within collet-type mechanisms | Victor Yung | 2021-11-09 |
| 10982711 | Adjustable-length bail extension | Matthew Allen, Mark Sheehan, Kyle Morrill, Victor Yung | 2021-04-20 |
| 10787878 | Apparatus for launching wiper plugs | — | 2020-09-29 |
| 10662724 | Grip elements for gripping corrosion-resistant tubulars | — | 2020-05-26 |
| 10626673 | Torque transfer control tool | — | 2020-04-21 |
| 10081989 | Tool for gripping tubular items | — | 2018-09-25 |
| 9869143 | Tool for gripping tubular items | — | 2018-01-16 |
| 9616559 | Methods for installing shoulder rings in threaded pipe couplings | — | 2017-04-11 |
| 9243715 | Seal assembly | Matthew Allen | 2016-01-26 |
| 9217310 | Inner string cementing tool | Daniel Mark Shute | 2015-12-22 |
| 9206660 | Casing fill-up fluid management tool | Matthew Allen | 2015-12-08 |
| 8739607 | Fixture for evaluating a metal-to-metal seal between tubular components and method of use of same | — | 2014-06-03 |
| 8684851 | Floating sub tool | — | 2014-04-01 |
| 8454066 | Grip extension linkage to provide gripping tool with improved operational range, and method of use of the same | — | 2013-06-04 |
| 8439406 | Shoulder ring with axial retention | — | 2013-05-14 |
| 8424939 | Tri-cam axial extension to provide gripping tool with improved operational range and capacity | — | 2013-04-23 |