| 11391287 |
Advanced real time graphic sensorless energy saving pump control system |
James J. GU, Pradipkumar B. Patel, Kyle D. SCHOENHEIT |
2022-07-19 |
| 11339777 |
Automatic self-driving pumps |
Christopher Johnson, James J. GU, Kyle D. SCHOENHEIT |
2022-05-24 |
| 11035368 |
Pump control design toolbox technique for variable speed pumping applications |
Kyle D. SCHOENHEIT |
2021-06-15 |
| 11022985 |
Discrete valve flow rate converter |
James J. GU |
2021-06-01 |
| 10895881 |
Adaptive water level controls for water empty or fill applications |
Matt Ruffo, Jordan Ruff |
2021-01-19 |
| 10823176 |
Variable speed pumping control system with active temperature and vibration monitoring and control means |
James J. GU |
2020-11-03 |
| 10670010 |
Direct numeric 3D sensorless converter for pump flow and pressure |
Kyle D. SCHOENHEIT |
2020-06-02 |
| 10670024 |
Direct numeric affinity pumps sensorless converter |
James J. GU, Kyle D. SCHOENHEIT |
2020-06-02 |
| 10662954 |
Direct numeric affinity multistage pumps sensorless converter |
Kyle D. SCHOENHEIT |
2020-05-26 |
| 10317894 |
No flow detection means for sensorless pumping control applications |
James J. GU |
2019-06-11 |
| 10119545 |
3-D sensorless conversion method and apparatus for pump differential pressure and flow |
Graham A. Scott, James J. GU |
2018-11-06 |
| 10048701 |
Dynamic linear control methods and apparatus for variable speed pump control |
James J. GU, Graham A. Scott |
2018-08-14 |
| 9938970 |
Best-fit affinity sensorless conversion means or technique for pump differential pressure and flow monitoring |
James J. GU, Graham A. Scott |
2018-04-10 |
| 9897084 |
Sensorless adaptive pump control with self-calibration apparatus for hydronic pumping system |
James J. GU, Graham A. Scott |
2018-02-20 |
| 9846416 |
System and flow adaptive sensorless pumping control apparatus for energy saving pumping applications |
James J. GU, Graham A. Scott |
2017-12-19 |
| 9611856 |
Mixed theoretical and discrete sensorless converter for pump differential pressure and flow monitoring |
Graham A. Scott, James J. GU |
2017-04-04 |
| 8700221 |
Method and apparatus for pump control using varying equivalent system characteristic curve, AKA an adaptive control curve |
James J. GU |
2014-04-15 |
| 8630814 |
Ultrasonic water level gauge and control device |
James J. GU, John E. Branzell |
2014-01-14 |