Issued Patents 2019
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10495781 | Dual porosity methodology for mineral volume calculations in source rock | John Andrew Quirein | 2019-12-03 |
| 10451767 | Neutron porosity log casing thickness corrections | — | 2019-10-22 |
| 10415367 | System and methods for estimation of intra-kerogen porosity of downhole formation samples from pyrolysis tests and basin modeling data | — | 2019-09-17 |
| 10386537 | Gamma-ray spectrometer calibration systems and methods | Weijun Guo | 2019-08-20 |
| 10359374 | Identification of annulus materials using formation porosity | Qingzhen Guo, Weijun Guo | 2019-07-23 |
| 10310134 | API unit calibration of gamma ray logging tools using simulated data | — | 2019-06-04 |
| 10209378 | Photopeak location systems and methods | Weijun Guo | 2019-02-19 |