Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12173802 | Anti-rotation fluid injection dart | Do Seo Park | 2024-12-24 |
| 11725481 | Wet-mate retrievable filter system | Yuh Loh, Tony Rocco Hepp | 2023-08-15 |
| 11603937 | Anti-rotation fluid injection dart | Do Seo Park | 2023-03-14 |
| 11591890 | Method and apparatus for producing hydrocarbon | Yuh Loh, Zhihui Zhang | 2023-02-28 |
| 11561318 | Systems and methods for radar detection | Carlos Rivero | 2023-01-24 |
| 11377929 | Wet-mate retrievable filter system | Yuh Loh, Tony Rocco Hepp | 2022-07-05 |
| 11105165 | Downhole device including a fluid propulsion system | Yuh Loh, Jason M. Harper, Ronnie D. Russell, Do Seo Park | 2021-08-31 |
| 11015421 | Modular side pocket ICD | Gregory L. Hern, Dylan Bulloch, Jonathan Nelson, Luis Castro | 2021-05-25 |
| 10975665 | Methods and apparatus for deposit control | Lei Zhao, Zhiyue Xu, Yuh Loh | 2021-04-13 |
| 10968712 | Adaptable anchor, system and method | Yuh Loh, Jason M. Harper | 2021-04-06 |
| 10848004 | Resonance circuit, wireless power supply transmitter, switch circuit and full-bridge transmitting circuit | Sizhong Zhu, Baohua Xu, Xiangdong Xu | 2020-11-24 |
| 10781671 | Methods and apparatuses for controlling fines migration in a wellbore | Yuh Loh | 2020-09-22 |
| 10774618 | Autonomous downhole power generator module | Yuh Loh, Lily Truong, Felipe Rivero, Zhiyue Xu | 2020-09-15 |
| 10480661 | Leak rate reducing sealing device | Doseo Park | 2019-11-19 |
| 10472926 | Pressurized seat check valve | Do Seo Park, Marc Samuelson, Gregory A. Armstrong, Donavan Brown | 2019-11-12 |
| 10458194 | Mandrel supported flexible support ring assembly | Lei Zhao, Zhiyue Xu | 2019-10-29 |
| 10260310 | High temperature and pressure packer | Lei Zhao, Zhiyue Xu | 2019-04-16 |
| 10233726 | Pressure differential device with constant pressure drop | Madhawa Ratnayake, Kun-I Yuan, Carlos P. Izaguirre, David Teale, Darrin L. Willauer | 2019-03-19 |
| 9745829 | Pressure differential device | Carlos P. Izaguirre | 2017-08-29 |
| 9506323 | Downhole system having chemical injection valve assembly and method of chemical injection | Kyle Meier, Marc Samuelson, David S. Bishop | 2016-11-29 |
| 9447658 | Chemical injection mandrel pressure shut off device | Jorge Arreola | 2016-09-20 |
| 8844850 | Dynamic self-cleaning downhole debris reducer | — | 2014-09-30 |