Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10725200 | Water saturation determination using an oxygen estimate and formation lithology | Feyzi Inanc, Rafay Z. Ansari, David M. Chace | 2020-07-28 |
| 10324224 | Elemental concentration determination using neutron-induced activation gamma radiation | Feyzi Inanc, Rafay Z. Ansari, David M. Chace | 2019-06-18 |
| 10324225 | Water saturation determination using an oxygen estimate and formation lithology | David M. Chace, Rafay Z. Ansari, Feyzi Inanc, Michael Bruner | 2019-06-18 |
| 9360586 | Water saturation determination using an oxygen estimate and formation lithology | David M. Chace, Rafay Z. Ansari, Feyzi Inanc, Michael Bruner | 2016-06-07 |
| 9261622 | Elemental concentration determination using neutron-induced activation gamma radiation | Feyzi Inanc, Rafay Z. Ansari, David M. Chace | 2016-02-16 |
| 9086500 | Apparatus and method for pulsed neutron measurement | Rafay Z. Ansari, Feyzi Inanc, Elton Frost, Jr., David M. Chace | 2015-07-21 |
| 8866475 | Method for correcting NMR and nuclear logs in formate mud filtrate invaded formations | Songhua Chen | 2014-10-21 |
| 8604417 | Targetless pulsed neutron generator using beam-beam interaction | Steven M. Bliven | 2013-12-10 |
| 8525103 | Method for hydrocarbon saturation and hydraulic frac placement | David M. Chace, Rafay Z. Ansari, Elton Frost, Jr., Feyzi Inanc, Randy L. Evans | 2013-09-03 |
| 8502135 | Method for through-casing 3-phase saturation determination | David M. Chace, Rafay Z. Ansari, Feyzi Inanc, Elton Frost, Jr. | 2013-08-06 |
| 8481920 | Apparatus and method for determining formation density from nuclear density measurements made using sensors at more than one location | Feyzi Inanc, Eric C. Sullivan, Tu Tien Trinh, Yi Liu | 2013-07-09 |
| 8471197 | Pulsed neutron based monitoring of CO2 in enhanced recovery and sequestration projects | Feyzi Inanc, Daniel T. Georgi, Xiaogang Han | 2013-06-25 |
| 8440961 | Gamma ray generator | Feyzi Inanc | 2013-05-14 |
| 8436294 | Method for taking gamma-gamma density measurements | Feyzi Inanc | 2013-05-07 |
| 7893398 | Compensated mineralogy tool and processing | Daniel T. Georgi, Alfred Khisamutdinov, Richard R. Pemper | 2011-02-22 |
| 7565833 | Automatic adjustment of NMR pulse sequence to optimize SNR based on real time analysis | Michael E. Gillen, Ole Engels, Darryl E. Trcka, Thomas Kruspe, Songhua Chen | 2009-07-28 |
| 7482579 | Method and apparatus for high resolution gamma ray measurements | — | 2009-01-27 |
| 7446308 | Method of calibrating multi-channel nuclear energy spectra | Sergey Efremov | 2008-11-04 |
| 7439494 | Method and apparatus for determining the thermal neutron capture cross-section of a subsurface formation from a borehole | Randolph J. Walser | 2008-10-21 |
| 7301338 | Automatic adjustment of NMR pulse sequence to optimize SNR based on real time analysis | Mike Gillen, Ole Engels, Darryl E. Trcka, Thomas Kruspe, Songhua Chen | 2007-11-27 |
| 7294829 | Method and apparatus for an improved formation density indicator using pulsed neutron instruments | — | 2007-11-13 |
| 7166834 | Method and apparatus for determining the thermal neutron capture cross-section of a subsurface formation from a borehole | Randolph J. Walser | 2007-01-23 |
| 7117733 | Dynamic logging speed | Ole Engels, Darryl E. Trcka | 2006-10-10 |