1
Robert M Koehl: Pump controller system and method. Sta Rite, Greenberg Traurig, October 26, 2010: US07821215 (30 worldwide citation)

Embodiments of the invention provide a method of detecting a fault condition in a motor of a pump. The method includes sensing a first current value and a speed of the motor, attempting a recovery operation if the first current value is greater than a current threshold and if the speed of the motor ...


2
Robert M Koehl: Pump controller system and method. Sta Rite, Greenberg Traurig, December 28, 2010: US07857600 (23 worldwide citation)

A method and apparatus for a pump control system. One or more embodiments of the invention include a pump controller that can perform a self-calibrating procedure, can provide precise motor speed control, can provide a limp mode before shutting down the motor when system parameters are exceeded and/ ...


3
Robert M Koehl: Pump controller system and method. Sta Rite, Greenberg Traurig, November 3, 2009: US07612510 (20 worldwide citation)

A method and apparatus for a pump control system. One or more embodiments of the invention include a pump controller that can perform a self-calibrating procedure, can provide precise motor speed control, can provide a limp mode before shutting down the motor when system parameters are exceeded and/ ...


4
Robert M Koehl: Pump controller system and method. Sta Rite, Quarles & Brady, May 21, 2013: US08444394 (18 worldwide citation)

A method and apparatus for a pump control system. One or more embodiments of the invention include a pump controller that can perform a self-calibrating procedure, can provide precise motor speed control, can provide a limp mode before shutting down the motor when system parameters are exceeded and/ ...


5
Robert M Koehl: Pump controller system and method. Sta Rite, Quarles & Brady, July 12, 2011: US07976284 (17 worldwide citation)

A method and apparatus for a pump control system. One or more embodiments of the invention include a pump controller that can perform a self-calibrating procedure, can provide precise motor speed control, can provide a limp mode before shutting down the motor when system parameters are exceeded and/ ...


6
Robert M Koehl: Pump controller system and method. Sta Rite, Quarles & Brady, August 2, 2011: US07990091 (17 worldwide citation)

A method and apparatus for a pump control system. One or more embodiments of the invention include a pump controller that can perform a self-calibrating procedure, can provide precise motor speed control, can provide a limp mode before shutting down the motor when system parameters are exceeded and/ ...


7
Robert M Koehl: Pump controller system and method. Sta Rite, Greenberg Traurig, August 11, 2009: US07572108 (17 worldwide citation)

A method and apparatus for a pump control system. One or more embodiments of the invention include a pump controller that can perform a self-calibrating procedure, can provide precise motor speed control, can provide a limp mode before shutting down the motor when system parameters are exceeded and/ ...


8
Robert M Koehl: Pump controller system and method. Sta Rite, Greenberg Traurig, March 30, 2010: US07686587 (16 worldwide citation)

A method and apparatus for a pump control system. One or more embodiments of the invention include a pump controller that can perform a self-calibrating procedure, can provide precise motor speed control, can provide a limp mode before shutting down the motor when system parameters are exceeded and/ ...


9
Robert M Koehl: Pump controller system and method. Sta Rite, Quarles & Brady, July 19, 2011: US07983877 (15 worldwide citation)

A method and apparatus for a pump control system. One or more embodiments of the invention include a pump controller that can perform a self-calibrating procedure, can provide precise motor speed control, can provide a limp mode before shutting down the motor when system parameters are exceeded and/ ...


10
Robert M Koehl: Pump controller system and method. Sta Rite, Greenberg Traurig, April 27, 2010: US07704051 (15 worldwide citation)

A method and apparatus for a pump control system. One or more embodiments of the invention include a pump controller that can perform a self-calibrating procedure, can provide precise motor speed control, can provide a limp mode before shutting down the motor when system parameters are exceeded and/ ...