Issued Patents All Time
Showing 51–75 of 179 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9441480 | Wavelength-selective, high temperature, near infrared photodetectors for downhole applications | Sebastian Csutak | 2016-09-13 |
| 9404360 | Fiber optic sensor system using white light interferometry | Sebastian Csutak | 2016-08-02 |
| 9404334 | Downhole elastomeric components including barrier coatings | Oleg A. Mazyar, Valery N. Khabashesku, Kristine Nicole Ludwig | 2016-08-02 |
| 9394782 | Apparatuses and methods for at-bit resistivity measurements for an earth-boring drilling tool | Anthony A. DiGiovanni, Danny E. Scott, Daniel T. Georgi, David A. Curry, Rashid W. Khokhar | 2016-07-19 |
| 9366133 | Acoustic standoff and mud velocity using a stepped transmitter | Wei Han | 2016-06-14 |
| 9284832 | Apparatus and method for determining inclination and orientation of a downhole tool using pressure measurements | — | 2016-03-15 |
| 9228429 | Carbon dioxide content of natural gas from other physical properties | Juan Carlos Flores | 2016-01-05 |
| 9207354 | Apparatus and method for estimating characteristics of a sensor containing interferometer | Carl M. Edwards | 2015-12-08 |
| 9207355 | Method for physical modeling of reservoirs | — | 2015-12-08 |
| 9109433 | Early kick detection in an oil and gas well | Daniel Duncan Blue, III | 2015-08-18 |
| 9110182 | Gaseous gravimeter | — | 2015-08-18 |
| 9097097 | Method of determination of fracture extent | Anthony A. DiGiovanni, Avi Hetz | 2015-08-04 |
| 9080424 | System and method for downhole cooling of components utilizing endothermic decomposition | — | 2015-07-14 |
| 9079247 | Downhole tools including anomalous strengthening materials and related methods | — | 2015-07-14 |
| 9074966 | Spring force nodal mounting method for resonator sensor | Kerry L. Sanderlin, Yi Liu | 2015-07-07 |
| 9063113 | Thermal H2S detection in downhole fluids | — | 2015-06-23 |
| 8978481 | Simultaneous ultrasonic cross-correlation and transit time measurements for multiphase flow rate analysis | Christopher Powell, Datong Sun, David M. Chace | 2015-03-17 |
| 8977500 | Dielectric spectroscopy for downhole fluid analysis during formation testing | — | 2015-03-10 |
| 8973660 | Apparatus, system and method for injecting a fluid into a formation downhole | — | 2015-03-10 |
| 8955375 | System and method for sampling and analyzing downhole formation fluids | Paul Bergren | 2015-02-17 |
| 8915098 | Downhole refrigeration using an expendable refrigerant | — | 2014-12-23 |
| 8893547 | Acoustic transducers using quantum tunneling composite active elements | Paul Bergren | 2014-11-25 |
| 8878548 | Method for treating and sealing piezoelectric tuning forks | Yi Liu, Louis Perez, Paul Bergren, Kerry L. Sanderlin | 2014-11-04 |
| 8826984 | Method and apparatus of heat dissipaters for electronic components in downhole tools | Kerry L. Sanderlin, Jimmie L. Riche, Jr., Vaibhav Bahadur | 2014-09-09 |
| 8794062 | Early kick detection in an oil and gas well | Douglas J. Patterson, Eric Molz, Volker Krueger | 2014-08-05 |