Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9303510 | Downhole fluid analysis methods | Hadrien Dumont, Beatriz E. Barbosa, Oliver C. Mullins, Youxiang Zuo, Vinay K. Mishra | 2016-04-05 |
| 8805617 | Methods and apparatus for characterization of petroleum fluids contaminated with drilling mud | Youxiang Zuo, Dingan Zhang, Dong Chengli, Oliver C. Mullins | 2014-08-12 |
| 8714254 | Method for mixing fluids downhole | Christopher Harrison, Ronald E. G. van Hal, Jimmy Lawrence, Oliver C. Mullins | 2014-05-06 |
| 8708049 | Downhole mixing device for mixing a first fluid with a second fluid | Jimmy Lawrence, Douglas W. Grant, Jane Lam, James Haug, Roman Kats +4 more | 2014-04-29 |
| 8555696 | Methods of calibrating a fluid analyzer for use in a wellbore | Chengli Dong, Ricardo Vasques, Peter S. Hegeman, Oliver C. Mullins, Go Fujisawa +3 more | 2013-10-15 |
| 8256283 | Method of downhole characterization of formation fluids, measurement controller for downhole characterization of formation fluids, and apparatus for downhole characterization of formation fluids | Toru Terabayashi, Tsutomu Yamate, Hideki Kinjo, Akihito Chikenji, Takeaki Nakayama +3 more | 2012-09-04 |
| 8202579 | Water-resistant fabrics and methods of preparation thereof | Justin J. Silvia, David A. Pettey | 2012-06-19 |
| 8022707 | Methods and apparatus for determining a presence of a non-conductive coating on electrodes in downhole fluid resistivity measurement devices | Sophie Nazik Godefroy | 2011-09-20 |
| 7996154 | Methods and apparatus for analysis of downhole asphaltene gradients and applications thereof | Youxiang Zuo, Oliver C. Mullins, Jinglin Gao, Abdel M. Kharrat, Kentaro Indo +3 more | 2011-08-09 |
| 7874355 | Methods and apparatus for removing deposits on components in a downhole tool | Sophie Nazik Godefroy, Nasser Dilmaghani Zadeh | 2011-01-25 |
| 7788972 | Method of downhole characterization of formation fluids, measurement controller for downhole characterization of formation fluids, and apparatus for downhole characterization of formation fluids | Toru Terabayashi, Tsutomu Yamate, Hideki Kinjo, Akihito Chikenji, Takeaki Nakayama +3 more | 2010-09-07 |
| 7644611 | Downhole fluid analysis for production logging | Akira Kamiya, Gary Oddie, Stephane Vannuffelen, Tsutomu Yamate, Oliver C. Mullins +8 more | 2010-01-12 |
| 7614294 | Systems and methods for downhole fluid compatibility | Peter S. Hegeman, Anthony Robert Holmes Goodwin, Moin Muhammad, Ricardo Vasques, Cosan Ayan +1 more | 2009-11-10 |
| 7305306 | System and methods of deriving fluid properties of downhole fluids and uncertainty thereof | Lalitha Venkataramanan, Go Fujisawa, Bhavani Raghuraman, Oliver C. Mullins, Andrew Carnegie +4 more | 2007-12-04 |
| 6981888 | Lockable electric power cord adapter | Michael Mueller, John Witzigreuter | 2006-01-03 |
| 6875040 | Lockable electric power cord adapter | Michael Mueller, John Witzigreuter | 2005-04-05 |
| 6749206 | Container for recyclable materials | Floyd S. Butterfield | 2004-06-15 |
| 6505842 | Storing and transporting flexible sheets | Floyd S. Butterfield | 2003-01-14 |
| 6428339 | Lockable electrical cord connector unit | Richard G Davidson, James K. Bentley | 2002-08-06 |
| 6315593 | Multiple gang electrical connector assembly | James K. Bentley, Richard G Davidson | 2001-11-13 |
| 6293568 | Storing and transporting flexible sheets | Floyd S. Butterfield | 2001-09-25 |
| 5352132 | Extension cord | Theodore Sares | 1994-10-04 |