Issued Patents All Time
Showing 451–475 of 494 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8387662 | Device for directing the flow of a fluid using a pressure switch | Jason D. Dykstra | 2013-03-05 |
| 8376047 | Variable flow restrictor for use in a subterranean well | Jason D. Dykstra, Luke William Holderman | 2013-02-19 |
| 8356668 | Variable flow restrictor for use in a subterranean well | Jason D. Dykstra, Luke William Holderman | 2013-01-22 |
| 8327885 | Flow path control based on fluid characteristics to thereby variably resist flow in a subterranean well | Jason D. Dykstra, Syed Hamid | 2012-12-11 |
| 8322426 | Downhole actuator apparatus having a chemically activated trigger | Adam D. Wright, Donald H. Perkins, Scott Luke Miller | 2012-12-04 |
| 8302681 | Well screens constructed utilizing pre-formed annular elements | Floyd R. Simonds, Jean-Marc Lopez, Syed Hamid, Donald G. Kyle, Jason D. Dykstra | 2012-11-06 |
| 8276669 | Variable flow resistance system with circulation inducing structure therein to variably resist flow in a subterranean well | Jason D. Dykstra | 2012-10-02 |
| 8261839 | Variable flow resistance system for use in a subterranean well | Jason D. Dykstra | 2012-09-11 |
| 8240384 | Forming structures in a well in-situ | Todd B. Miller, Syed Hamid, Juanita M. Cassidy, Donald G. Kyle, Pete Dagenais +1 more | 2012-08-14 |
| 8235103 | Well tools incorporating valves operable by low electrical power input | Adam D. Wright, Kevin D. Fink, Donald H. Perkins, Jimmie R. Williamson, Jr., Mark D. Kalman | 2012-08-07 |
| 8235128 | Flow path control based on fluid characteristics to thereby variably resist flow in a subterranean well | Jason D. Dykstra, Syed Hamid | 2012-08-07 |
| 8220545 | Heating and cooling electrical components in a downhole operation | Bruce H. Storm, Jr., Roger L. Schultz | 2012-07-17 |
| 8196653 | Well screens constructed utilizing pre-formed annular elements | Floyd R. Simonds, Jean-Marc Lopez, Syed Hamid, Donald G. Kyle, Jason D. Dykstra | 2012-06-12 |
| 8191627 | Tubular embedded nozzle assembly for controlling the flow rate of fluids downhole | Syed Hamid, Edward J. Patton | 2012-06-05 |
| 8091637 | Proppant for use in a subterranean formation | — | 2012-01-10 |
| 7836952 | Proppant for use in a subterranean formation | — | 2010-11-23 |
| 7804172 | Electrical connections made with dissimilar metals | Roger L. Schultz, Haoyue Zhang, Daniel D. Gleitman | 2010-09-28 |
| 7781939 | Thermal expansion matching for acoustic telemetry system | John P. Rodgers, Adam D. Wright | 2010-08-24 |
| 7717167 | Switchable power allocation in a downhole operation | Bruce H. Storm, Jr., Roger L. Schultz | 2010-05-18 |
| 7699101 | Well system having galvanic time release plug | Haoyue Zhang, Luke William Holderman, Deborah Fripp, Ashok Santra, Anindya Ghosh | 2010-04-20 |
| 7699102 | Rechargeable energy storage device in a downhole operation | Bruce H. Storm, Jr., Roger L. Schultz | 2010-04-20 |
| 7665355 | Downhole seal assembly having embedded sensors and method for use of same | Haoyue Zhang, Doug Beck | 2010-02-23 |
| 7595737 | Shear coupled acoustic telemetry system | Kevin D. Fink, Adam D. Wright, John P. Rodgers | 2009-09-29 |
| 7557492 | Thermal expansion matching for acoustic telemetry system | John P. Rodgers, Adam D. Wright | 2009-07-07 |
| 7508734 | Method and apparatus for acoustic data transmission in a subterranean well | Kevin D. Fink, Donald G. Kyle | 2009-03-24 |