Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8641390 | Linear rod pump apparatus and method | Thomas L. Beck, Ronald G. Peterson, Michael A. MacDonald | 2014-02-04 |
| 8555984 | Linear rod pump operating method | Thomas L. Beck, Ronald G. Peterson, Michael A. MacDonald | 2013-10-15 |
| 8417483 | Determination and control of wellbore fluid level, output flow, and desired pump operating speed, using a control system for a centrifugal pump disposed within the wellbore | Thomas L. Beck | 2013-04-09 |
| 8249826 | Determination and control of wellbore fluid level, output flow, and desired pump operating speed, using a control system for a centrifugal pump disposed within the wellbore | Thomas L. Beck | 2012-08-21 |
| 8180593 | Determination and control of wellbore fluid level, output flow, and desired pump operating speed, using a control system for a centrifugal pump disposed within the wellbore | Thomas L. Beck | 2012-05-15 |
| 8152492 | Linear rod pump apparatus and method | Thomas L. Beck, Ronald G. Peterson, Michael A. MacDonald | 2012-04-10 |
| 7921689 | Pneumatic biasing of a linear actuator and implementations thereof | James P. McCrickard, Thomas L. Beck | 2011-04-12 |
| 7869978 | Determination and control of wellbore fluid level, output flow, and desired pump operating speed, using a control system for a centrifugal pump disposed within the wellbore | Thmas L. Beck | 2011-01-11 |
| 7748308 | Pneumatic biasing of a linear actuator and implementations thereof | James P. McCrickard, Thomas L. Beck | 2010-07-06 |
| 7668694 | Determination and control of wellbore fluid level, output flow, and desired pump operating speed, using a control system for a centrifugal pump disposed within the wellbore | Thomas L. Beck | 2010-02-23 |
| 7558699 | Control system for centrifugal pumps | Thomas L. Beck, Steven J. Olson | 2009-07-07 |
| 7437215 | Method and system for improving pump efficiency and productivity under power disturbance conditions | Mark E. Garlow, Harry W. Schulz | 2008-10-14 |
| 7117120 | Control system for centrifugal pumps | Thomas L. Beck, Steven J. Olson | 2006-10-03 |
| 5659480 | Method for coordinating motion control of a multiple axis machine | Robert D. Lorenz, Andrew Meyer | 1997-08-19 |