Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8707752 | Composite materials and calibration assemblies using the same | Richard J. Radke, Christopher S. Del Campo, Qingyan He, Augdon John Sampa | 2014-04-29 |
| 8581740 | Method and apparatus for communicating signals to an instrument in a wellbore | Kelly Wong Hagen, Kenneth R. Goodman, Feng Zhou | 2013-11-12 |
| 8327683 | Composite materials and calibration assemblies using the same | Richard J. Radtke, Christopher S. Del Campo, Qingyan He, Augdon John Sampa | 2012-12-11 |