Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8680456 | Methods and apparatus for determination of parameters related to the movement of a coiled tubing string | Patrick A. Kelleher | 2014-03-25 |
| 8548742 | Non-contact measurement systems for wireline and coiled tubing | Patrick A. Kelleher, Kenneth R. Newman | 2013-10-01 |
| 7273098 | Method for controlling oil and gas well production from multiple wells | Rick Evans, Michael A. Oehlert | 2007-09-25 |
| 6344747 | Device and method for monitoring the condition of a thermocouple | James G. Lunghofer, Collins P. Cannon, Randy R. Riggs, M. David Landrum | 2002-02-05 |
| 4903245 | Downhole vibration monitoring of a drillstring | David Close, Steven C. Owens | 1990-02-20 |