Issued Patents All Time
Showing 26–50 of 109 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9650892 | Blended mapping for estimating fluid composition from optical spectra | Kentaro Indo, Kai Hsu | 2017-05-16 |
| 9612154 | Method for diagnosing optical spectrometers of downhole tools | Kentaro Indo, Alexis Petit, Vivek Agarwal, Sepand Ossia, Kai Hsu | 2017-04-04 |
| 9581019 | Measurement pretest drawdown methods and apparatus | Yong Chang | 2017-02-28 |
| 9453408 | System and method for estimating oil formation volume factor downhole | Kentaro Indo, Kai Hsu | 2016-09-27 |
| 9441481 | Method and apparatus for identifying fluid attributes | Kentaro Indo, Kai Hsu | 2016-09-13 |
| 9441425 | Drilling tool system and method of manufacture | Steven G. Villareal, Kent David Harms, Jeremy Murphy, Albert Hoefel, Thomas W. Palmer | 2016-09-13 |
| 9429014 | Formation fluid sample container apparatus | Steven G. Villareal, Kent David Harms, Jeremy Murphy, Dale Meek | 2016-08-30 |
| 9428987 | Single packer with a sealing layer shape enhanced for fluid performance | Pierre-Yves Corre, Jean-Louis Pessin, Stephane Metayer, Kathiravane Tingat Cody | 2016-08-30 |
| 9416655 | Modular connector | Ashers Partouche, Steven G. Villareal, Albert Hoefel, Kent David Harms | 2016-08-16 |
| 9416606 | While drilling valve system | Kent David Harms, Jeremy Murphy, Michael J. Stucker, William E. Brennan, III, Albert Hoefel +1 more | 2016-08-16 |
| 9399913 | Pump control for auxiliary fluid movement | Jeremy Murphy, Sylvain Ramshaw, Satya Bhan, Steven G. Villareal, Kent David Harms | 2016-07-26 |
| 9347314 | System and method for quantifying uncertainty of predicted petroleum fluid properties | Kentaro Indo, Kai Hsu | 2016-05-24 |
| 9347299 | Packer tool including multiple ports | Adriaan Gisolf, Nathan Landsiedel, Pierre-Yves Corre, Ashers Partouche, Beatriz E. Barbosa +2 more | 2016-05-24 |
| 9334724 | System and method for operating a pump in a downhole tool | Kai Hsu, Kentaro Indo | 2016-05-10 |
| 9334729 | Determining fluid composition downhole from optical spectra | Kentaro Indo, Kai Hsu | 2016-05-10 |
| 9322267 | Downhole sampling of compressible fluids | Pierre Campanac | 2016-04-26 |
| 9309758 | System and method for determining mechanical properties of a formation | Pierre-Yves Corre, Jean-Louis Pessin | 2016-04-12 |
| 9309731 | Formation testing planning and monitoring | Sylvain Bedouet | 2016-04-12 |
| 9274248 | Downhole mass spectrometry | Reza Taherian, Pierre J. Daniel | 2016-03-01 |
| 9243628 | Adaptive pump control for positive displacement pump failure modes | Steven G. Villareal, Albert Hoefel, Kent David Harms | 2016-01-26 |
| 9181771 | Packer assembly with enhanced sealing layer shape | Pierre-Yves Corre, Jean-Louis Pessin, Stephane Metayer, Stephen Yeldell | 2015-11-10 |
| 9169727 | Scattering detection from downhole optical spectra | Kai Hsu, Kentaro Indo | 2015-10-27 |
| 9146333 | Systems and methods for collecting measurements and/or samples from within a borehole formed in a subsurface reservoir using a wireless interface | Miroslav Slapal, Jean-Louis Pessin, Stephen Yeldell, Ramon Hernandez-Marti | 2015-09-29 |
| 9115544 | Modular downhole tools and methods | Kent David Harms, Jeremy Murphy, Steven G. Villareal, Albert Hoefel | 2015-08-25 |
| 9109434 | System and method for estimating oil formation volume factor downhole | Kentaro Indo, Kai Hsu | 2015-08-18 |