Issued Patents All Time
Showing 25 most recent of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10370965 | Method for determining a permeability or mobility of a radial flow response of a reservoir | Mustafa Onur | 2019-08-06 |
| 9759059 | Detection of permeability anisotropy in the horizontal plane with a formation testing tool | Cosan Ayan, Adriaan Gisolf | 2017-09-12 |
| 9650891 | Obtaining and evaluating downhole samples with a coring tool | Lennox Reid, Anthony R. H. Goodwin, Charles Woodburn | 2017-05-16 |
| 9422811 | Packer tool including multiple port configurations | Sylvain Bedouet, Adriaan Gisolf, Cosan Ayan, Ryan Sangjun Lee | 2016-08-23 |
| 9353620 | Detection of permeability anisotropy in the horizontal plane | Adriaan Gisolf | 2016-05-31 |
| 9275009 | Calibration and consistency check of variable volume systems | Kai Hsu, Kentaro Indo, Sihar Marpaung, Michael Mallari Toribio | 2016-03-01 |
| 9243493 | Fluid density from downhole optical measurements | Kai Hsu, Kentaro Indo, Oliver C. Mullins | 2016-01-26 |
| 8717549 | Methods and apparatus to detect contaminants on a fluid sensor | Chengli Dong | 2014-05-06 |
| 8622128 | In-situ evaluation of reservoir sanding and fines migration and related completion, lift and surface facilities design | — | 2014-01-07 |
| 8621920 | Obtaining and evaluating downhole samples with a coring tool | Lennox Reid, Anthony R. H. Goodwin, Charles Woodburn | 2014-01-07 |
| 8555696 | Methods of calibrating a fluid analyzer for use in a wellbore | Chengli Dong, Ricardo Vasques, Michael O'Keefe, Oliver C. Mullins, Go Fujisawa +3 more | 2013-10-15 |
| 8528396 | Phase separation detection in downhole fluid sampling | Xu Wu, Tsutomu Yamate, Toru Terabayashi, Ricardo Vasques, Chengli Dong | 2013-09-10 |
| 8473214 | Thickness-independent computation of horizontal and vertical permeability | Ihsan Murat Gok, Mustafa Onur, Fikri John Kuchuk | 2013-06-25 |
| 8453732 | Apparatus to sample heavy oil from a subterranean formation | Carsten Sonne, Anthony Robert Holmes Goodwin | 2013-06-04 |
| 8434357 | Clean fluid sample for downhole measurements | Kai Hsu, Kentaro Indo, Sihar Marpaung, Kazumasa Kanayama | 2013-05-07 |
| 8434356 | Fluid density from downhole optical measurements | Kai Hsu, Kentaro Indo, Oliver C. Mullins | 2013-05-07 |
| 8335650 | Methods and apparatus to determine phase-change pressures | Kai Hsu, Kentaro Indo, Carsten Sonne | 2012-12-18 |
| 8283174 | Formation fluid sampling tools and methods utilizing chemical heating | Ronald E. G. van Hal, Anthony Robert Holmes Goodwin, Oliver C. Mullins, Bhavani Raghuraman, Soraya S. Betancourt +4 more | 2012-10-09 |
| 8091635 | Apparatus and methods to remove impurities at a sensor in a downhole tool | Ricardo Vasques | 2012-01-10 |
| 8024125 | Methods and apparatus to monitor contamination levels in a formation fluid | Kai Hsu, Chengli Dong, Ricardo Vasques | 2011-09-20 |
| 7966273 | Predicting formation fluid property through downhole fluid analysis using artificial neural network | Chengli Dong, Charles Woodburn, Graham Birkett, Nikos Varotsis, Vassilis Gaganis | 2011-06-21 |
| 7913556 | Methods and apparatus to determine the compressibility of a fluid | Kai Hsu | 2011-03-29 |
| 7886825 | Formation fluid sampling tools and methods utilizing chemical heating | Ronald E. G. van Hal, Anthony Robert Holmes Goodwin, Oliver C. Mullins, Bhavani Raghuraman, Soraya S. Betancourt +4 more | 2011-02-15 |
| 7878243 | Method and apparatus for sampling high viscosity formation fluids | Anthony Robert Holmes Goodwin, Julian Pop, Ashley C. Kishino, Gary John Tustin, Raymond V. Nold, III +3 more | 2011-02-01 |
| 7845219 | Method and apparatus for sampling formation fluids | Anthony Robert Holmes Goodwin | 2010-12-07 |