Issued Patents All Time
Showing 76–100 of 138 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8090227 | Purging of fiber optic conduits in subterranean wells | — | 2012-01-03 |
| 7938175 | Drilling, perforating and formation analysis | Harry D. Smith, Jr., Christopher Michael Jones, Daniel D. Gleitman, Michael T. Pelletier | 2011-05-10 |
| 7641395 | Fiber optic splice housing and integral dry mate connector system | Paul D. Ringgenberg, John L. Maida, David O. Johnson | 2010-01-05 |
| 7511823 | Fiber optic sensor | Roger L. Schultz, Harry D. Smith, Jr., Daniel D. Gleitman | 2009-03-31 |
| 7490664 | Drilling, perforating and formation analysis | Harry D. Smith, Jr., Christopher Michael Jones, Daniel D. Gleitman, Michael T. Pelletier | 2009-02-17 |
| 7458273 | Fiber optic differential pressure sensor | John Dennis, Donald H. Perkins | 2008-12-02 |
| 7442932 | High temperature imaging device | Roger L. Schultz, James Joseph Freeman, Steven G. Streich | 2008-10-28 |
| 7228900 | System and method for determining downhole conditions | Roger L. Schultz, Pete Dagenais, Orlando De Jesus | 2007-06-12 |
| 7159468 | Fiber optic differential pressure sensor | John Dennis, Donald H. Perkins | 2007-01-09 |
| 7082078 | Magnetorheological fluid controlled mud pulser | Michael Linley Fripp, Wilson C. Chin | 2006-07-25 |
| 7072588 | Multiplexed distribution of optical power | — | 2006-07-04 |
| 7038332 | Power discriminating systems | Clark E. Robison, John J. Goiffon, Charles M. Pool | 2006-05-02 |
| 7012545 | Annulus pressure operated well monitoring | Michael Linley Fripp, Roger L. Schultz | 2006-03-14 |
| 6978832 | Downhole sensing with fiber in the formation | Wallace R. Gardner, Paul F. Rodney, Vimal V. Shah | 2005-12-27 |
| 6957576 | Subterranean well pressure and temperature measurement | John Dennis, Michel Joseph LeBlanc, Gregg Johnson, Michael Todd | 2005-10-25 |
| 6924745 | System and method for monitoring packer slippage | Roger L. Schultz, Gary D. Ellis, Russell Irving Bayh, III | 2005-08-02 |
| 6874361 | Distributed flow properties wellbore measurement system | Gerald Meltz | 2005-04-05 |
| 6847034 | Downhole sensing with fiber in exterior annulus | Vimal V. Shah, Wallace R. Gardner, Paul F. Rodney | 2005-01-25 |
| 6812811 | Power discriminating systems | Clark E. Robison, John J. Goiffon, Charles M. Pool | 2004-11-02 |
| 6747743 | Multi-parameter interferometric fiber optic sensor | John Dennis, Michel Joseph LeBlanc | 2004-06-08 |
| 6717283 | Annulus pressure operated electric power generator | Michael Linley Fripp, Roger L. Schultz | 2004-04-06 |
| 6710720 | Pressure impulse telemetry apparatus and method | Kenneth J. Carstensen, Charles M. Pool | 2004-03-23 |
| 6695061 | Downhole tool actuating apparatus and method that utilizes a gas absorptive material | Michael Linley Fripp, Roger L. Schultz | 2004-02-24 |
| 6457539 | Early formation evaluation tool | — | 2002-10-01 |
| 6412558 | Early formation evaluation tool | — | 2002-07-02 |