Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11279008 | Automatic screw driver with screw cartridge | Nicolas F. Bethoux, Rebekah Brougher, Kristen Yardley | 2022-03-22 |
| 10365215 | Method and system for analyzing an earth sample of a geological formation | Mary Ellen Loan | 2019-07-30 |
| 10151674 | Oil-based mud drill cutting cleaning for infrared spectroscopy | Mary Ellen Loan, Ridvan Akkurt, Andrew E. Pomerantz | 2018-12-11 |
| 9874551 | Determining mineralogy of an earth formation using linear regressions | Susan Herron, Dale May | 2018-01-23 |
| 9851468 | Hydrocarbon saturation from total organic carbon logs derived from inelastic and capture nuclear spectroscopy | Susan Herron, James A. Grau, John P. Horkowitz, Paul Ryan Craddock, Robert Badry | 2017-12-26 |
| 9696453 | Predicting mineralogy properties from elemental compositions | Robert Freedman, Vivek Anand, Susan Herron | 2017-07-04 |
| 9513213 | System and method of determining rock properties using terahertz-band dielectric measurements | Logan Chieffo, Richard D. Averitt, Andrew J. Speck, A. Ballard Andrews, Ronald E. G. van Hal | 2016-12-06 |
| 9329122 | Diffuse reflectance infrared fourier transform spectroscopy for characterization of earth materials | Susan Herron, Alyssa Charsky, Ridvan Akkurt | 2016-05-03 |
| 7635838 | Methods and apparatus for exploring geological formations utilizing strontium measurements | — | 2009-12-22 |
| 7366615 | Methods and apparatus using both nuclear capture and inelastic spectroscopy in deriving elemental concentrations | Susan Herron, James A. Grau, Bradley A. Roscoe, Kenneth E. Stephenson | 2008-04-29 |
| 6959246 | Carbonate permeability | — | 2005-10-25 |
| 6844729 | Method of using nuclear spectroscopy measurements acquired while drilling | Susan Herron | 2005-01-18 |
| 6718265 | Petrophysical property estimation using an acoustic calibration relationship | Susan Herron | 2004-04-06 |
| 6571619 | Real time petrophysical evaluation system | Susan Herron | 2003-06-03 |
| 6140816 | Method of determining the permeability of sedimentary strata | — | 2000-10-31 |
| 6047595 | Method of determining the permeability of sedimentary strata using NMR data | Christian Straley | 2000-04-11 |
| 5786595 | Method for estimating lithological fractions using nuclear spectroscopy measurements | Susan Herron | 1998-07-28 |
| 5741707 | Method for quantitative analysis of earth samples | Abigail Matteson, Michael Supp | 1998-04-21 |
| 4914944 | Situ determination of hydrocarbon characteristics including oil api gravity | Jeffrey S. Schweitzer | 1990-04-10 |
| 4903527 | Quantitative clay typing and lithological evaluation of subsurface formations | — | 1990-02-27 |
| 4890486 | In situ determination of hydrocarbon characteristics | — | 1990-01-02 |
| 4773264 | Permeability determinations through the logging of subsurface formation properties | — | 1988-09-27 |
| 4722220 | Quantitative determination by elemental logging of subsurface formation properties | — | 1988-02-02 |
| 4712424 | Quantitative determination by elemental logging of subsurface formation properties | — | 1987-12-15 |