James J. GU
26Patents
3h-index
24Co-inventors
59Inventor score
Filing activity: Aug 20, 2003 → Dec 3, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8700221B2 | Method and apparatus for pump control using varying equivalent system characteristic curve, AKA an adaptive control curve | Mechanical Engineering; Lighting; Heating | 29 | Active |
| US7028768B2 | Fluid heat exchange control system | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US8630814B2 | Ultrasonic water level gauge and control device | Physics | 7 | Active |
| US9611856B2 | Mixed theoretical and discrete sensorless converter for pump differential pressure and flow monitoring | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US10823176B2 | Variable speed pumping control system with active temperature and vibration monitoring and control means | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9897084B2 | Sensorless adaptive pump control with self-calibration apparatus for hydronic pumping system | Physics | 2 | Active |
| US9938970B2 | Best-fit affinity sensorless conversion means or technique for pump differential pressure and flow monitoring | Physics | 2 | Active |
| US11022985B2 | Discrete valve flow rate converter | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11209007B2 | Converting mechanical energy from vibration into electrical energy to power a circuit board for condition monitoring of rotating machinery | Electricity | 1 | Active |
| US10920769B2 | Pump cloud-based management and control technique customized hydronic components | Physics | 1 | Active |
| US10119545B2 | 3-D sensorless conversion method and apparatus for pump differential pressure and flow | Emerging Cross-Sectional Technologies | 1 | Active |
| US10317894B2 | No flow detection means for sensorless pumping control applications | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10429063B2 | Smart algorithm to determine “steam boiler water condition” | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11391287B2 | Advanced real time graphic sensorless energy saving pump control system | Physics | 0 | Active |
| US9846416B2 | System and flow adaptive sensorless pumping control apparatus for energy saving pumping applications | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11248598B2 | Optimal efficiency operation in parallel pumping system with machine learning | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11391491B2 | Low water cut-off remote monitoring and diagnosing system | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10132305B2 | Variable speed multi-pump application for providing energy saving by calculating and compensating for friction loss using speed reference | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11339777B2 | Automatic self-driving pumps | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10048701B2 | Dynamic linear control methods and apparatus for variable speed pump control | Emerging Cross-Sectional Technologies | 0 | Active |
| US10473507B2 | E-11 switch assembly | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10670024B2 | Direct numeric affinity pumps sensorless converter | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11009259B2 | Low water mechanical CSD-1 manual switch conversion to electro-mechanical switch | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11686610B2 | Operational condition monitoring system | Electricity | 0 | Active |
| US8544284B2 | Method and apparatus for waste heat recovery and absorption gases used as working fluid therein | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.