Inventor · disambiguated record
James J. Gu
Also filed as: GU JAMES · GU JAMES J · GU JAMES JIN-HAO · GU JAMES JIN-HAU
26 granted patents·2 pending applications·125 citations·filing 2003–2024
94Inventor score
Top patents by PatentIndex Score
28 records- 0195US8700221B2Method and apparatus for pump control using varying equivalent system characteristic curve, AKA an adaptive control curveCHENG ANDREW A·Filed 2010·Granted Apr 15, 2014·40 cites·22 claims
- 0287US11686610B2Operational condition monitoring systemFLUID HANDLING LLC·Filed 2020·Granted Jun 27, 2023·2 cites·23 claims
- 0385US10823176B2Variable speed pumping control system with active temperature and vibration monitoring and control meansFLUID HANDLING LLC·Filed 2019·Granted Nov 3, 2020·3 cites·20 claims
- 0483US9938970B2Best-fit affinity sensorless conversion means or technique for pump differential pressure and flow monitoringFLUID HANDLING LLC·Filed 2015·Granted Apr 10, 2018·3 cites·16 claims
- 0582US10317894B2No flow detection means for sensorless pumping control applicationsFLUID HANDLING LLC·Filed 2016·Granted Jun 11, 2019·3 cites·12 claims
- 0682US9611856B2Mixed theoretical and discrete sensorless converter for pump differential pressure and flow monitoringFLUID HANDLING LLC·Filed 2014·Granted Apr 4, 2017·5 cites·40 claims
- 0781US8630814B2Ultrasonic water level gauge and control deviceCHENG ANDREW A·Filed 2011·Granted Jan 14, 2014·8 cites·15 claims
- 0879US11022985B2Discrete valve flow rate converterFLUID HANDLING LLC·Filed 2015·Granted Jun 1, 2021·2 cites·16 claims
- 0978US7028768B2Fluid heat exchange control systemITT MFG ENTERPRISES INC·Filed 2003·Granted Apr 18, 2006·44 cites·9 claims
- 1077US10920769B2Pump cloud-based management and control technique customized hydronic componentsFLUID HANDLING LLC·Filed 2017·Granted Feb 16, 2021·3 cites·15 claims
- 1173US9897084B2Sensorless adaptive pump control with self-calibration apparatus for hydronic pumping systemFLUID HANDLING LLC·Filed 2014·Granted Feb 20, 2018·5 cites·10 claims
- 1272US11209007B2Converting mechanical energy from vibration into electrical energy to power a circuit board for condition monitoring of rotating machineryFLUID HANDLING LLC·Filed 2018·Granted Dec 28, 2021·2 cites·21 claims
- 1364US10048701B2Dynamic linear control methods and apparatus for variable speed pump controlFLUID HANDLING LLC·Filed 2012·Granted Aug 14, 2018·1 cites·24 claims
- 1464US9846416B2System and flow adaptive sensorless pumping control apparatus for energy saving pumping applicationsFLUID HANDLING LLC·Filed 2015·Granted Dec 19, 2017·1 cites·19 claims
- 1562US10119545B23-D sensorless conversion method and apparatus for pump differential pressure and flowFLUID HANDLING LLC·Filed 2013·Granted Nov 6, 2018·2 cites·24 claims
- 1662US2025075900A1Foam detection technique-algorithm for steam boilers using lwco deviceFLUID HANDLING LLC·Filed 2024·Application pending·0 cites
- 1760US10132305B2Variable speed multi-pump application for providing energy saving by calculating and compensating for friction loss using speed referenceFLUID HANDLING LLC·Filed 2015·Granted Nov 20, 2018·1 cites·21 claims
- 1857US10429063B2Smart algorithm to determine “steam boiler water condition”FLUID HANDLING LLC·Filed 2017·Granted Oct 1, 2019·0 cites·17 claims
- 1952US11391491B2Low water cut-off remote monitoring and diagnosing systemFLUID HANDLING LLC·Filed 2017·Granted Jul 19, 2022·0 cites·18 claims
- 2052US10670024B2Direct numeric affinity pumps sensorless converterFLUID HANDLING LLC·Filed 2016·Granted Jun 2, 2020·0 cites·16 claims
- 2151US11248598B2Optimal efficiency operation in parallel pumping system with machine learningFLUID HANDLING LLC·Filed 2019·Granted Feb 15, 2022·0 cites·14 claims
- 2250US11009259B2Low water mechanical CSD-1 manual switch conversion to electro-mechanical switchFLUID HANDLING LLC·Filed 2017·Granted May 18, 2021·0 cites·11 claims
- 2349US10473507B2E-11 switch assemblyFLUID HANDLING LLC·Filed 2017·Granted Nov 12, 2019·0 cites·18 claims
- 2444US10544963B2Field configurable low water cut-offsSHAH PRATIK N·Filed 2017·Granted Jan 28, 2020·0 cites·12 claims
- 2542US2018087496A1Automatic self-driving pumpsFlow Control LLC·Filed 2017·Application pending·0 cites
- 2641US11339777B2Automatic self-driving pumpsFlow Control LLC·Filed 2020·Granted May 24, 2022·0 cites·23 claims
- 2739US11391287B2Advanced real time graphic sensorless energy saving pump control systemFLUID HANDLING LLC·Filed 2016·Granted Jul 19, 2022·0 cites·22 claims
- 2831US8544284B2Method and apparatus for waste heat recovery and absorption gases used as working fluid thereinGU JUNJIE·Filed 2010·Granted Oct 1, 2013·0 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →