Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9519865 | Apparatus and methods of analysis of pipe and annulus in a wellbore | John Andrew Quirein, Philip Edmund Fox, Dingding Chen | 2016-12-13 |
| 9284836 | Downhole x-ray source fluid identification system and method | Paul F. Rodney, Ronald L. Spross, Daniel D. Gleitman | 2016-03-15 |
| 8692185 | Method and system of determining a parameter associated with a formation corrected for neutrons produced | Weijun Guo, Stephen A. Zannoni, Carlos Haramboure | 2014-04-08 |
| 8511379 | Downhole X-ray source fluid identification system and method | Ronald L. Spross, Paul F. Rodney, Daniel D. Gleitman | 2013-08-20 |
| 8510050 | Systems and methods for downhole fluid typing with pulsed neutron logging | Steve Zannoni, Daniel F. Dorffer, Weijun Guo | 2013-08-13 |
| 8440960 | Salt concentration logging systems and methods | Moustafa E. Oraby | 2013-05-14 |
| 8346481 | Method and system of determining a value indicative of gas saturation of a formation | Larry A. Jacobson, Weijun Guo, Daniel F. Dorffer | 2013-01-01 |
| 8044342 | Method and system for calculating extent of a formation treatment material in a formation | James E. Galford, Larry A. Jacobson | 2011-10-25 |
| 7772545 | Nuclear logging tool | James E. Galford, Andrew Albert Hrametz | 2010-08-10 |
| 7491929 | Method and related system of pulsed neutron logging | — | 2009-02-17 |
| 6918293 | System and method having radiation intensity measurements with standoff correction | Gordon L. Moake | 2005-07-19 |
| RE36012 | Accelerator-based methods and apparatus for measurement-while-drilling | William A. Loomis, Kenneth E. Stephenson, Wolfgang Ziegler, S. Zema Chowdhuri, Benoit Couet +6 more | 1998-12-29 |
| 5539225 | Accelerator-based methods and apparatus for measurement-while-drilling | William A. Loomis, Kenneth E. Stephenson, Wolfgang Ziegler, S. Zema Chowdhuri, Benoit Couet +6 more | 1996-07-23 |
| 5171986 | Methods and apparatus for calibration of BGO scintillator gamma ray energy spectra | William A. Loomis, James A. Grau | 1992-12-15 |