Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12408258 | Hot cathode for an ion source of a neutron generator | Weijun Guo, Lesley Allison Fessler | 2025-09-02 |
| 12396085 | Optimization of a target of a downhole neutron generator | James M. Price, Ali E. Abdou, Jimmy Wayne Anders, Weijun Guo, Lesley Allison Fessler | 2025-08-19 |
| 10408969 | Rugged semiconductor radiation detector | Frederic Gicquel, Olivier Philip, Christian Stoller | 2019-09-10 |
| 10145979 | Gamma-ray detectors for downhole applications | Bradley A. Roscoe, James A. Grau, Kenneth E. Stephenson, Markus Berheide | 2018-12-04 |
| 10120099 | Rugged semiconductor radiation detector | Frederic Gicquel, Olivier Philip, Christian Stoller | 2018-11-06 |
| 9599729 | Gamma-ray detectors for downhole applications | Bradley A. Roscoe, James A. Grau, Kenneth E. Stephenson, Markus Berheide | 2017-03-21 |
| 9230772 | Device and method for ion generation | Joyce Wong | 2016-01-05 |
| 9217793 | Apparatus and method for detecting radiation | Bradley A. Roscoe, Markus Berheide, Joshua W. Gibson | 2015-12-22 |
| 9142383 | Device and method for monitoring X-ray generation | Joel L. Groves | 2015-09-22 |
| 8901483 | Gamma-ray detectors for downhole applications | Bradley A. Roscoe, James A. Grau, Kenneth E. Stephenson, Markus Berheide | 2014-12-02 |
| 8642944 | Downhole tools with solid-state neutron monitors | Richard Saenger, Bradley A. Roscoe, Christian Stoller | 2014-02-04 |
| 8586913 | Fluidic density measurements based on beta particles detection | Christopher Harrison, Bradley A. Roscoe, Chloe Coleou, Douglas W. Grant | 2013-11-19 |
| 8319175 | Nano-tips based gas ionization chamber for neutron detection | Markus Berheide, Felix Chen, Bradley A. Roscoe, Joyce Wong, Martin G. Luling +1 more | 2012-11-27 |
| 7675252 | Methods of constructing a betatron vacuum chamber and injector | Felix Chen, Joyce Wong, Gary Corris, Stephen Balkunas, James Haug | 2010-03-09 |