Issued Patents All Time
Showing 26–50 of 147 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10228325 | Downhole fluid analysis method and apparatus for determining viscosity | Youxiang Zuo, Hadrien Dumont, Richard Jackson, Ilaria De Santo, Cosan Ayan | 2019-03-12 |
| 10190396 | Tar mat formation prediction in late-charge reservoirs | Yi Chen, Kang-Huai Wang, Youxiang Zuo | 2019-01-29 |
| 10184334 | Analyzing reservoir using fluid analysis | Soraya S. Betancourt-Pocaterra, Dariusz Strapoc, Ivan Fornasier, Vinay K. Mishra, Jesus Alberto Canas | 2019-01-22 |
| 10101484 | Assessing risks of compartmentalization | Andrew E. Pomerantz, Hadrien Dumont, Joseph Carl Fiduk, Vinay K. Mishra, Youxiang Zuo | 2018-10-16 |
| 10100638 | Method for reservoir evaluation employing non-equilibrium asphaltene component | Kang-Huai Wang, Youxiang Zuo, Yi Chen | 2018-10-16 |
| 10083258 | Combining downhole fluid analysis and petroleum systems modeling | Armin I. Kauerauf, Daniel Bruno Palmowski, Thomas Hantschel | 2018-09-25 |
| 10012074 | Asphaltene content of heavy oil | Andrew E. Pomerantz, Zied Ben Hamad, Albert Ballard Andrews, Youxiang Zuo | 2018-07-03 |
| 9664032 | Drilling wells in compartmentalized reservoirs | Shahid A. Haq | 2017-05-30 |
| 9651476 | Fluid analysis by optical spectroscopy with photoacoustic detection | Andrew J. Speck, Andrew E. Pomerantz | 2017-05-16 |
| 9618446 | Fluidic speed of sound measurement using photoacoustics | Andrew J. Speck, Andrew E. Pomerantz, Christopher Harrison | 2017-04-11 |
| 9606260 | Oil based drilling mud filtrate contamination monitoring using gas to oil ratio | Youxiang Zuo, Adriaan Gisolf, Anthony Smits | 2017-03-28 |
| 9581020 | Injection for sampling heavy oil | John Edwards, Adrian Rodriguez Herrera, Morten Kristensen, Tobias Judd, Andrew E. Pomerantz | 2017-02-28 |
| 9581014 | Prediction of asphaltene onset pressure gradients downhole | Yi Chen, Youxiang Zuo | 2017-02-28 |
| 9535187 | Device and method to determine conductivity for high pressure-high temperature service | Indranil Roy, Richard Evans Lewis, II, Colin Longfield, Chris Wilkinson, Paul George +1 more | 2017-01-03 |
| 9477002 | Microhydraulic fracturing with downhole acoustic measurement | Douglas E. Miller, Ahmad Latifzai, Romain Charles Andre Prioul, Bruce MacKay, Andreas Hausot +2 more | 2016-10-25 |
| 9442217 | Methods for characterization of petroleum reservoirs employing property gradient analysis of reservoir fluids | Andrew E. Pomerantz, Albert Ballard Andrews, Eric Lehne | 2016-09-13 |
| 9416656 | Assessing reservoir connectivity in hydrocarbon reservoirs | Andrew E. Pomerantz, Youxiang Zuo | 2016-08-16 |
| 9416647 | Methods and apparatus for characterization of hydrocarbon reservoirs | Youxiang Zuo, Chengli Dong, Dingan Zhang, ChengGang Xian | 2016-08-16 |
| 9410936 | Methods and apparatus for characterization of petroleum fluid employing analysis of high molecular weight components | Youxiang Zuo, Denise E. Freed, Christopher Harrison, Mary Jane Tsang Mui Ching, Huang Zeng | 2016-08-09 |
| 9366776 | Integrated formation modeling systems and methods | ChengGang Xian, Chengli Dong, Ricardo Vasques | 2016-06-14 |
| 9322268 | Methods for reservoir evaluation employing non-equilibrium compositional gradients | Youxiang Zuo, Eric Lehne, Saifon Sirimongkolkitti, Shu Pan | 2016-04-26 |
| 9303510 | Downhole fluid analysis methods | Hadrien Dumont, Michael O'Keefe, Beatriz E. Barbosa, Youxiang Zuo, Vinay K. Mishra | 2016-04-05 |
| 9279323 | Drilling wells in compartmentalized reservoirs | Shahid A. Haq | 2016-03-08 |
| 9255475 | Methods for characterizing asphaltene instability in reservoir fluids | Youxiang Zuo, Chengil Dong, Denise E. Freed, Andrew E. Pomerantz, Eric Lehne +1 more | 2016-02-09 |
| 9243493 | Fluid density from downhole optical measurements | Kai Hsu, Kentaro Indo, Peter S. Hegeman | 2016-01-26 |