Issued Patents 2019
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10472960 | Estimating contamination during focused sampling | Ryan Sangjun Lee, Youxiang Zuo | 2019-11-12 |
| 10371690 | Methods and systems for correction of oil-based mud filtrate contamination on saturation pressure | Youxiang Zuo, Christopher Harrison, Cosan Ayan, Michael Mallari Toribio, Chetankumar Natwarlal Desai +3 more | 2019-08-06 |
| 10352161 | Applying shrinkage factor to real-time OBM filtrate contamination monitoring | Youxiang Zuo, Kang-Huai Wang, Ryan Sangjun Lee | 2019-07-16 |
| 10344592 | Flushing microfluidic sensor systems | Laurent Pirolli, Stephen Parks, Nathan Landsiedel | 2019-07-09 |
| 10316656 | Downhole real-time filtrate contamination monitoring | Youxiang Zuo, Kang-Huai Wang, Ryan Sangjun Lee, Oliver C. Mullins, Shu Pan | 2019-06-11 |
| 10316655 | Method and apparatus for consistent and robust fitting in oil based mud filtrate contamination monitoring from multiple downhole sensors | Youxiang Zuo, Ryan Sangjun Lee, Cosan Ayan, Hadrien Dumont, Kang-Huai Wang +3 more | 2019-06-11 |
| 10309885 | Method and apparatus for water-based mud filtrate contamination monitoring in real time downhole water sampling | Youxiang Zuo, Julian Pop, Oliver C. Mullins, Chetankumar Natwarlal Desai | 2019-06-04 |
| 10295522 | Determining properties of OBM filtrates | Youxiang Zuo, Li Chen | 2019-05-21 |
| 10294784 | Systems and methods for controlling flow rate in a focused downhole acquisition tool | Kai Hsu, Yong Chang, Youxiang Zuo, Ryan Sangjun Lee, Ashers Partouche | 2019-05-21 |
| 10227970 | Determining pump-out flow rate | Youxiang Zuo, Yi Chen | 2019-03-12 |