Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844683 | Hydraulic drilling jar with hydraulic lock piston | — | 2020-11-24 |
| 10053961 | Downhole debris retriever | Albert C. Odell, II, Simon J. Harrall | 2018-08-21 |
| 9382769 | Telemetry operated circulation sub | Albert C. Odell, II | 2016-07-05 |
| 9328579 | Multi-cycle circulating tool | — | 2016-05-03 |
| 7258171 | Internal riser rotating control head | Darryl A. Bourgoyne, Don M. Hannegan, Thomas F. Bailey, James W. Chambers | 2007-08-21 |
| 7159669 | Internal riser rotating control head | Darryl A. Bourgoyne, Don M. Hannegan, Thomas F. Bailey, James W. Chambers | 2007-01-09 |
| 7025130 | Methods and apparatus to control downhole tools | Thomas F. Bailey, Michael Nero | 2006-04-11 |
| 6655460 | Methods and apparatus to control downhole tools | Thomas F. Bailey, Michael Nero | 2003-12-02 |
| 6155349 | Flexible wellbore mill | Robert E. Robertson, Thurman B. Carter, William A. Blizzard, Jr., Guy L. McClung, III | 2000-12-05 |
| 6135217 | Converted dual-acting hydraulic drilling jar | — | 2000-10-24 |
| 6076606 | Through-tubing retrievable whipstock system | Thomas F. Bailey, Dustin G. Howell | 2000-06-20 |
| 5984028 | Converted dual-acting hydraulic drilling jar | — | 1999-11-16 |
| 5696938 | Computer system permitting mulitple write buffer read-arounds and method therefor | David K. Cassetti | 1997-12-09 |
| 5345495 | Data diagnostics with leds on the face of a telephone | David Christopher Black, Tave P. Dunn, Elie Antoun Jreij, Gary R. Key, William E. Levene | 1994-09-06 |
| 5276731 | Method and apparatus for handling incoming telephone calls | Ygal Arbel, Gordon D. Ford, Cathy Arledge, Tracy L. Rust | 1994-01-04 |
| 5241586 | Voice and text annotation of a call log database | Cathy Arledge, Gordon D. Ford, Tracy L. Rust | 1993-08-31 |
| 5128619 | System and method of determining cable characteristics | Roger Bjork, John T. Chapman, Harry L. Cochrane | 1992-07-07 |