Issued Patents 2003
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 6504258 | Vibration based downhole power generator | Paul D. Ringgenberg, Clark E. Robison, Robert Michael, Russell Irving Bayh, III | 2003-01-07 |