Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9863240 | Method and apparatus for drilling a probabilistic approach | Thomas Geehan, Quanxin Guo | 2018-01-09 |
| 9726589 | Apparatus and method to measure a property of wellbore fluid | — | 2017-08-08 |
| 9719332 | Method of minimizing wellbore instability | Quanxin Guo, Sanjit Roy | 2017-08-01 |
| 8717426 | Liquid and solids analysis of drilling fluids using fractionation and imaging | Marc A. Churan, Zhen Zhu | 2014-05-06 |
| 8392121 | System and method of analyzing fluids at a drilling location | Tore Stock | 2013-03-05 |
| 8099971 | Vaporization reduction control system and method for a vehicle | Michael A. Turley | 2012-01-24 |
| 7828080 | Distributed intelligence for enhanced monitoring and control of oilfield processes | Alan Wayne Burkhard | 2010-11-09 |
| 7669484 | Device for evaluating drag reduction | Kenneth Slater | 2010-03-02 |
| 7657414 | Three-dimensional wellbore visualization system for hydraulics analyses | Douglas Simpkins | 2010-02-02 |
| 7603264 | Three-dimensional wellbore visualization system for drilling and completion data | Douglas Simpkins | 2009-10-13 |
| 7596481 | Three-dimensional wellbore analysis and visualization | Douglas Simpkins | 2009-09-29 |
| 6931916 | Viscometer sag test shoe | Marian Baranowski | 2005-08-23 |