Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10221676 | Method and apparatus for initialization of a wellbore survey tool | John Lionel Weston, Adrián Guillermo Ledroz | 2019-03-05 |
| 9486388 | Stimulator apparatus | — | 2016-11-08 |
| 9267370 | Method and apparatus for initialization of a tool via a remote reference source | John Lionel Weston, Gary Uttecht, Roger Ekseth | 2016-02-23 |
| 8294592 | Method and apparatus for initialization of a wellbore survey tool via a remote reference source | John Lionel Weston, Gary Uttecht, Roger Ekseth | 2012-10-23 |
| 7942204 | Method and apparatus for rescaling measurements while drilling in different environments | James Brosnahan, Greg Neubauer | 2011-05-17 |
| 7669656 | Method and apparatus for rescaling measurements while drilling in different environments | James Brosnahan, Greg Neubauer | 2010-03-02 |
| 7234539 | Method and apparatus for rescaling measurements while drilling in different environments | James Brosnahan, Greg Neubauer | 2007-06-26 |
| 6631563 | Survey apparatus and methods for directional wellbore surveying | James Brosnahan, Greg Neubauer, Gary Uttecht | 2003-10-14 |
| 6588116 | Method for drilling under rivers and other obstacles | Tim Dallas, Gary Uttecht, Greg Neubauer, James Brosnahan | 2003-07-08 |
| 5821414 | Survey apparatus and methods for directional wellbore wireline surveying | Koen Antoine Noy, Gary Uttecht, James Brosnahan, Han Wei, Greg Neubauer | 1998-10-13 |
| 5806195 | Rate gyro wells survey system including nulling system | Gary Uttecht, James Brosnahan, Greg Neubauer | 1998-09-15 |
| 5657547 | Rate gyro wells survey system including nulling system | Gary Uttecht, James Brosnahan, Greg Neubauer | 1997-08-19 |