Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9850752 | Hydraulically-metered downhole position indicator | Phillip T. Thomas, Samuel Martinez | 2017-12-26 |
| 8757256 | Orbital downhole separator | Liping Li, Syed Hamid, Harry D. Smith, Jr., Jim B. Surjaatmadja | 2014-06-24 |
| 7404416 | Apparatus and method for creating pulsating fluid flow, and method of manufacture for the apparatus | Roger L. Schultz, Pete Dagenais, Michael Linley Fripp, James C. Tucker | 2008-07-29 |
| 7199480 | Vibration based power generator | Michael Linley Fripp | 2007-04-03 |
| 6801135 | Webserver-based well instrumentation, logging, monitoring and control | Roger L. Schultz, Harold Kent Beck | 2004-10-05 |
| 6776238 | Single trip method for selectively fracture packing multiple formations traversed by a wellbore | Ronald Glen Dusterhoft, Syed Hamid, Roger L. Schultz | 2004-08-17 |
| 6772837 | Screen assembly having diverter members and method for progressively treating an interval of a welibore | Ronald Glen Dusterhoft, Syed Hamid, Roger L. Schultz | 2004-08-10 |
| 6768214 | Vibration based power generator | Roger L. Schultz, Clark E. Robison, Paul D. Ringgenberg | 2004-07-27 |
| 6702019 | Apparatus and method for progressively treating an interval of a wellbore | Ronald Glen Dusterhoft, Syed Hamid, Roger L. Schultz | 2004-03-09 |
| 6644404 | Method of progressively gravel packing a zone | Roger L. Schultz, Syed Hamid | 2003-11-11 |
| 6588507 | Apparatus and method for progressively gravel packing an interval of a wellbore | Ronald Glen Dusterhoft, Syed Hamid, Roger L. Schultz | 2003-07-08 |
| 6543544 | Low power miniature hydraulic actuator | Roger L. Schultz, Brock Watson, James Masino | 2003-04-08 |
| 6504258 | Vibration based downhole power generator | Roger L. Schultz, Paul D. Ringgenberg, Clark E. Robison, Russell Irving Bayh, III | 2003-01-07 |
| 5284320 | Surface valve with pressure energized seal and gear actuation | Timothy M. Young | 1994-02-08 |