Inventor · disambiguated record
Chun Fai Wong
Also filed as: WONG CHUN FAI
25 granted patents·2 pending applications·50 citations·filing 2007–2024
93Inventor score
Files withJOHNSON ELECTRIC SA16HONG KONG APPLIED SCIENCE & TECH RES INST COMPANY LTD2JOHNSON ELECTRIC INT AG2LEUNG LAP CHI DAVID2HK APPLIED SCIENCE & TECH RES1
Top patents by PatentIndex Score
27 records- 0193US9716453B2Magnetic sensor and an integrated circuitJOHNSON ELECTRIC SA·Filed 2016·Granted Jul 25, 2017·5 cites·6 claims
- 0288US10677664B1Single-temperature-point temperature sensor sensitivity calibrationHONG KONG APPLIED SCIENCE & TECH RESEARCH INST CO LTD·Filed 2019·Granted Jun 9, 2020·12 cites·20 claims
- 0388US10483830B2Magnetic sensor integrated circuit and motor componentJOHNSON ELECTRIC SA·Filed 2017·Granted Nov 19, 2019·4 cites·20 claims
- 0488US10469005B2Magnetic sensor and an integrated circuitJOHNSON ELECTRIC SA·Filed 2017·Granted Nov 5, 2019·3 cites·18 claims
- 0582US9973121B2Magnetic sensor and an integrated circuitJOHNSON ELECTRIC SA·Filed 2016·Granted May 15, 2018·2 cites·11 claims
- 0681US9692329B2Magnetic sensor and an integrated circuitJOHNSON ELECTRIC SA·Filed 2016·Granted Jun 27, 2017·2 cites·12 claims
- 0779US10153717B2Magnetic sensor integrated circuit, motor assembly and application deviceJOHNSON ELECTRIC SA·Filed 2017·Granted Dec 11, 2018·2 cites·17 claims
- 0875US8258852B2Bootstrapped high-side driver control without static DC current for driving a motor bridge circuitLEUNG LAP CHI DAVID·Filed 2010·Granted Sep 4, 2012·6 cites·20 claims
- 0973US10305400B2Magnetic sensor integrated circuit, motor assembly and application deviceJOHNSON ELECTRIC INT AG·Filed 2017·Granted May 28, 2019·1 cites·14 claims
- 1072US8179455B2Optical black-level cancellation for optical sensors using open-loop sample calibration amplifierLEUNG LAP CHI DAVID·Filed 2010·Granted May 15, 2012·4 cites·20 claims
- 1171US9638584B2Differential temperature sensor with sensitivity set by current-mirror and resistor ratios without limiting DC biasHONG KONG APPLIED SCIENCE & TECH RES INST COMPANY LTD·Filed 2014·Granted May 2, 2017·2 cites·8 claims
- 1269US10439529B2Motor component, application device and sensor integrated circuitJOHNSON ELECTRIC SA·Filed 2016·Granted Oct 8, 2019·1 cites·16 claims
- 1368US8864377B2CMOS temperature sensor with sensitivity set by current-mirror and resistor ratios without limiting DC biasWONG CHUN FAI·Filed 2012·Granted Oct 21, 2014·3 cites·14 claims
- 1463US10763766B2Magnetic sensor and an integrated circuitJOHNSON ELECTRIC INT AG·Filed 2018·Granted Sep 1, 2020·0 cites·16 claims
- 1562US2018234041A1Magnetic sensor and an integrated circuitJOHNSON ELECTRIC SA·Filed 2018·Application pending·0 cites
- 1661US8797776B2Diode-less full-wave rectifier for low-power on-chip AC-DC conversionKWONG KWOK KUEN DAVID·Filed 2012·Granted Aug 5, 2014·2 cites·20 claims
- 1758US9966883B2Magnetic sensor and an integrated circuitJOHNSON ELECTRIC SA·Filed 2016·Granted May 8, 2018·0 cites·7 claims
- 1855US10374534B2Magnetic sensor integrated circuit, motor assembly and application apparatusJOHNSON ELECTRIC SA·Filed 2017·Granted Aug 6, 2019·0 cites·18 claims
- 1952US10199965B2Magnetic sensor integrated circuit, motor assembly and application apparatusJOHNSON ELECTRIC SA·Filed 2016·Granted Feb 5, 2019·0 cites·19 claims
- 2052US9661695B1Low-headroom constant current source for high-current applicationsHONG KONG APPLIED SCIENCE & TECH RES INST COMPANY LTD·Filed 2015·Granted May 23, 2017·1 cites·20 claims
- 2147US10527454B2Magnet sensor, motor assembly and application apparatusJOHNSON ELECTRIC SA·Filed 2017·Granted Jan 7, 2020·0 cites·14 claims
- 2247US9696182B2Magnetic sensor and an integrated circuitJOHNSON ELECTRIC SA·Filed 2016·Granted Jul 4, 2017·0 cites·12 claims
- 2345US9954469B2Magnetic sensor and an integrated circuitJOHNSON ELECTRIC SA·Filed 2016·Granted Apr 24, 2018·0 cites·17 claims
- 2444US10454397B2Magnetic sensor integrated circuit, motor assembly and application apparatusJOHNSON ELECTRIC SA·Filed 2017·Granted Oct 22, 2019·0 cites·14 claims
- 2538US2017285116A1Magnetic sensorJOHNSON ELECTRIC SA·Filed 2017·Application pending·0 cites
- 2630USD1102618SCell samplerNEO HEALTH HK LTD·Filed 2024·Granted Nov 18, 2025·0 cites·1 claims
- 2728US7659780B2Gain control circuitHK APPLIED SCIENCE & TECH RES·Filed 2007·Granted Feb 9, 2010·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →