Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12326535 | Determination of neutron porosity and bulk density from a pulsed neutron tool | Richard R. Pemper | 2025-06-10 |
| 12326536 | Determination of formation water salinity using time resolved chlorine capture gamma spectroscopy | Richard R. Pemper, Gregory Schmid | 2025-06-10 |
| 11555941 | Pulsed neutron logging for petrolithium | Gregory Schmid, Richard R. Pemper | 2023-01-17 |
| 11209569 | Neutron time of flight wellbore logging | Matthew McCleskey | 2021-12-28 |
| 11156738 | Permeability anisotropy assessment in subsurface anisotropic formations | Junsheng Hou, John Andrew Quirein | 2021-10-26 |
| 10724346 | Simplified geomechanical model of stresses on an orthorhombic media | Mehdi Eftekhari Far, John Andrew Quirein | 2020-07-28 |
| 10317550 | Fracture and stress characterization using layer thickness variation | Mehdi Eftekhari Far | 2019-06-11 |
| 10209393 | Method to correct and pulsed neutron fan based interpretation for shale effects | John Andrew Quirein, Weijun Guo, Daniel F. Dorffer, Christopher S. McIlroy | 2019-02-19 |
| 10191167 | Correcting the effects of deviation and dispersion on sonic log measurements of deviated wells in laminated formations | Mehdi Eftekhari Far, John Andrew Quirein | 2019-01-29 |
| 9885795 | Acoustic wave imaging of formations | Douglas J. Patterson | 2018-02-06 |
| 9874094 | Identifying formation layer boundaries on well log measurements | Mehdi Eftekhari Far, John Andrew Quirein | 2018-01-23 |
| 9670770 | Fracture evaluation through cased boreholes | Douglas J. Patterson | 2017-06-06 |