Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8927923 | Test formation apparatus for a downhole tool | Christian Stoller, Richard J. Radtke, Scott H. Fricke | 2015-01-06 |
| 8739897 | Pressure compensation and rotary seal system for measurement while drilling instrumentation | Richard E. Thorp, Charles Borsos | 2014-06-03 |
| 7083008 | Apparatus and method for pressure-compensated telemetry and power generation in a borehole | Richard E. Thorp | 2006-08-01 |
| 5292421 | Apparatus and method for removal of liquids | Nagabhusan Senapati, Harold W. Johnson, Byung C. Kim, Satya P. Chauhan, Dennis A. Gamlen +2 more | 1994-03-08 |
| 5114560 | Apparatus and method for removal of liquids | Nagabhusan Senapati, Harold W. Johnson, Byung C. Kim, Satya P. Chauhan, Dennis A. Gamlen +2 more | 1992-05-19 |