Trinh; Khoi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Trinh; Khoi.The latest application filed is for "downhole friction reduction systems".
- Trinh; Khoi - Spring TX
- Trinh; Khoi - Pearland TX
| Patent | Date |
|---|---|
| Downhole Friction Reduction Systems App 20220282588 - Trinh; Khoi ; et al. | 2022-09-08 |
| On Demand Flow Pulsing System App 20220275685 - Trinh; Khoi ; et al. | 2022-09-01 |
| Frangible core barrel Grant 9,540,896 - Norrie , et al. January 10, 2 | 2017-01-10 |
| Adjustable coring assembly and method of using same Grant 9,494,004 - Trinh , et al. November 15, 2 | 2016-11-15 |
| Downhole activation assembly and method of using same Grant 9,435,168 - Trinh September 6, 2 | 2016-09-06 |
| Frangible Core Barrel App 20150275604 - NORRIE; Alan Grant ; et al. | 2015-10-01 |
| Adjustable Coring Assembly And Method Of Using Same App 20150176355 - Trinh; Khoi ; et al. | 2015-06-25 |
| Downhole Activation Assembly And Method Of Using Same App 20140216761 - Trinh; Khoi | 2014-08-07 |
| Stabilizer assemblies with bearing pad locking structures and tools incorporating same Grant 8,074,747 - Radford , et al. December 13, 2 | 2011-12-13 |
| Stabilizer Assemblies With Bearing Pad Locking Structures And Tools Incorporating Same App 20100212969 - Radford; Steven R. ; et al. | 2010-08-26 |
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