Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12345145 | Method to control hydraulic fracturing spread with electric pumps | Zhijie Sun, Yang Yu, Ian Mitchell, Sergei Parsegov | 2025-07-01 |
| 12281555 | Method to optimize hydraulic fracturing spread with electric pumps | Zhijie Sun, Ian Mitchell | 2025-04-22 |
| 11898443 | Method for perforation clusters stimulation efficiency determination | Dinesh Ananda Shetty, Vladimir Nikolayevich Martysevich, Jianfu Ma | 2024-02-13 |
| 11879317 | Flow rate optimization during simultaneous multi-well stimulation treatments | Timothy Holiman Hunter, Stanley V. Stephenson, Mikko Jaaskelainen, Ubong Inyang, Joshua Lane Camp | 2024-01-23 |
| 11814947 | Distributed diagnostics and control of a multi-unit pumping operation | Daniel Joshua Stark, Sergei Parsegov, Baidurja Ray | 2023-11-14 |
| 11668168 | Detection of wellbore faults based on surface pressure of fluids pumped into the wellbore | Sergei Parsegov, Stanley V. Stephenson, Daniel Joshua Stark, Baidurja Ray | 2023-06-06 |
| 11634985 | Interpretation of pumping pressure behavior and diagnostic for well perforation efficiency during pumping operations | Vladimir Nikolayevich Martysevich, Dinesh Ananda Shetty, Jianfu Ma | 2023-04-25 |
| 11556612 | Predicting material distribution in a hydraulic fracturing treatment stage | Baidurja Ray, Seyed Omid Razavi | 2023-01-17 |
| 11449645 | Calibrating a diversion model for a hydraulic fracturing well system | Seyed Omid Razavi, Joshua Lane Camp, Baidurja Ray | 2022-09-20 |
| 11401793 | Optimizing proppant placement for fracturing operations | Jianlei Sun, Paul Ashcraft, Cesar E. Meza, Aaron Gene Russell | 2022-08-02 |
| 11346212 | Method for monitoring and controlling cluster efficiency | Dinesh Ananda Shetty | 2022-05-31 |
| 11268365 | Estimating active fractures during hydraulic fracturing operations | Dinesh Ananda Shetty, Vladimir Nikolayevich Martysevich, Jianfu Ma | 2022-03-08 |
| 11041382 | Vector strain sensor system for a wellbore | Henry Clifford Bland, Mikko Jaaskelainen, Joshua Lane Camp, Eric Davis | 2021-06-22 |
| 10450670 | Methods for growing a crystal ingot with reduced dislocations from a crucible | Salvador Zepeda, John David Hilker | 2019-10-22 |
| 10358740 | Crystal growing systems and methods including a passive heater | — | 2019-07-23 |
| 10145023 | Methods for reducing deposits in ingot puller exhaust systems | Jihong Chen | 2018-12-04 |
| 10100428 | Methods for reducing the erosion rate of a crucible during crystal pulling | Jihong Chen | 2018-10-16 |
| 9863062 | Czochralski crucible for controlling oxygen and related methods | Salvador Zepeda, John David Hilker | 2018-01-09 |
| 9863063 | Weir for inhibiting melt flow in a crucible | — | 2018-01-09 |
| 9822466 | Crystal growing systems and crucibles for enhancing heat transfer to a melt | John David Hilker, Salvador Zepeda | 2017-11-21 |
| 9476141 | Weir for inhibiting melt contamination | — | 2016-10-25 |
| 9376762 | Weir for improved crystal growth in a continuous Czochralski process | — | 2016-06-28 |