Issued Patents All Time
Showing 251–275 of 324 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6799635 | Method of cementing a tubular string in a wellbore | Syed Hamid, Harold Kent Beck | 2004-10-05 |
| 6789620 | Downhole sensing and flow control utilizing neural networks | Bruce H. Storm, Jr., John Dennis, John Michael Richardson | 2004-09-14 |
| 6776238 | Single trip method for selectively fracture packing multiple formations traversed by a wellbore | Ronald Glen Dusterhoft, Syed Hamid, Robert Michael | 2004-08-17 |
| 6772837 | Screen assembly having diverter members and method for progressively treating an interval of a welibore | Ronald Glen Dusterhoft, Syed Hamid, Robert Michael | 2004-08-10 |
| 6768214 | Vibration based power generator | Robert Michael, Clark E. Robison, Paul D. Ringgenberg | 2004-07-27 |
| 6755079 | Method and apparatus for determining fluid viscosity | Mark A. Proett, Michael T. Pelletier, Wei Han, Bruce H. Storm, Jr., Thomas Ritter | 2004-06-29 |
| 6722450 | Adaptive filter prediction method and system for detecting drill bit failure and signaling surface operator | Orlando De Jesus, Andrew J. Osborne, Jr. | 2004-04-20 |
| 6717283 | Annulus pressure operated electric power generator | Neal G. Skinner, Michael Linley Fripp | 2004-04-06 |
| 6712160 | Leadless sub assembly for downhole detection system | Orlando De Jesus, Andrew J. Osborne, Jr. | 2004-03-30 |
| 6708761 | Apparatus for absorbing a shock and method for use of same | Flint R. George, John D. Burleson | 2004-03-23 |
| 6702019 | Apparatus and method for progressively treating an interval of a wellbore | Ronald Glen Dusterhoft, Syed Hamid, Robert Michael | 2004-03-09 |
| 6695061 | Downhole tool actuating apparatus and method that utilizes a gas absorptive material | Michael Linley Fripp, Neal G. Skinner | 2004-02-24 |
| 6691802 | Internal power source for downhole detection system | Orlando De Jesus, Andrew J. Osborne, Jr. | 2004-02-17 |
| 6684951 | Sand screen with integrated sensors | Henry L. Restarick, Clark E. Robison | 2004-02-03 |
| 6681633 | Spectral power ratio method and system for detecting drill bit failure and signaling surface operator | Orlando De Jesus, Andrew J. Osborne, Jr. | 2004-01-27 |
| 6672382 | Downhole electrical power system | Brock Watson, Michael Linley Fripp, Juanita M. Cassidy | 2004-01-06 |
| 6648082 | Differential sensor measurement method and apparatus to detect a drill bit failure and signal surface operator | Orlando De Jesus, Andrew J. Osborne, Jr. | 2003-11-18 |
| 6644404 | Method of progressively gravel packing a zone | Robert Michael, Syed Hamid | 2003-11-11 |
| 6598481 | Quartz pressure transducer containing microelectronics | — | 2003-07-29 |
| 6594602 | Methods of calibrating pressure and temperature transducers and associated apparatus | — | 2003-07-15 |
| 6588507 | Apparatus and method for progressively gravel packing an interval of a wellbore | Ronald Glen Dusterhoft, Syed Hamid, Robert Michael | 2003-07-08 |
| 6554064 | Method and apparatus for a sand screen with integrated sensors | Henry L. Restarick, Clark E. Robison | 2003-04-29 |
| 6543544 | Low power miniature hydraulic actuator | Brock Watson, Robert Michael, James Masino | 2003-04-08 |
| 6538576 | Self-contained downhole sensor and method of placing and interrogating same | Benjamin Stewart, Jamie Oag, Nadir Mahjoub | 2003-03-25 |
| 6536530 | Hydraulic control system for downhole tools | Paul D. Ringgenberg, Jimmie R. Williamson, Jr. | 2003-03-25 |