Inventor
Shu Hung Henry Chung
Inventor
Mid-Levels, HK
Overview
Patents· 46 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Mprimary
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems24%
H05BElectric heating15%
H02JElectric power networks11%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications10%
G01RMeasuring electric variables8%
G05FSystems for regulating electric or magnetic variables5%
H03KPulse technique5%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution4%
H01FMagnets3%
H01LSemiconductor devices2%
PatentTitleYear
10,866,285Efficient battery tester202010,838,012Method of diagnosing an electrical energy storage apparatus, an electronic device for use in an electrical energy storage apparatus and an electrical energy storage apparatus202010,761,123Method and an apparatus for use in an electric circuit202010,720,773Electric circuit and associated method for regulating power transfer in a power grid202010,678,281Circuit arrangement for filtering an electric current202010,637,358Current control circuit202010,594,318Electric circuit arrangement and a method for generating electric current pulses to a load202010,505,466DC link module for reducing DC link capacitance201910,295,611Efficient battery tester201910,289,139Power circuit and its operation method for regulating power transfer201910,284,112Circuit arrangement for use in a power conversion stage and a method of controlling a power conversion stage201910,256,743Method and apparatus for regulating an electrical power source based on global and local maximum load power201910,236,688Method for regulating an electrical power circuit and an electrical power regulating apparatus201910,197,607System and method for estimating component parameters201910,177,646Power factor correction circuit for a power electronic system201910,159,122System and method for emulating a gas discharge lamp20189,991,790Current control circuit20189,912,247'DC link module for reducing DC link capacitance'20189,743,472'Electrical load driving apparatus'20179,698,672'Input filter for a power electronic system'20179,622,306'LED lighting circuit'20179,559,336'Facilitating improved luminance uniformity in organic light emitting diode device panels'20179,515,487'Power flow control apparatus'20169,450,404'Current distribution apparatus'20169,414,462'Inductive power transfer for driving multiple organic light emitting diode panels'20169,282,621'Energy-recycling burn-in apparatus and method of burn-in for electronic ballasts'20169,257,893'USB power supply'20169,237,288'Signal modulating interface for a solid state electronic device'20169,192,003'Electrical load driving apparatus'2015D0738319'Light sensor'2015RE045651'Electronic control method for a planar inductive battery charging apparatus'20158,680,870'Energy-recycling burn-in apparatus for electronic ballasts and a method of burning-in electronic ballasts'20148,575,856'Driver circuit for powering a DC lamp in a non-DC lamp fitting'20138,264,270'Method and apparatus to provide active cancellation of the effects of the parasitic elements in capacitors'20128,228,025'Electronic control method for a planar inductive battery charging apparatus'20128,189,351'Multi-input DC/DC converters with zero-current switching'20128,169,201'Output compensator for a regulator'20128,115,537'Method and apparatus for suppressing noise caused by parasitic capacitance and/or resistance in an electronic circuit or system'20128,107,268'Passive lossless snubber cell for a power converter'20127,521,873'Circuit designs and control techniques for high frequency electronic ballasts for high intensity discharge lamps'20097,411,359'Apparatus and method for providing dimming control of lamps and electrical lighting systems'20087,304,439'Phase-controlled dimmable electronic ballasts for fluorescent lamps with very wide dimming range'20077,119,494'Circuit designs and control techniques for high frequency electronic ballasts for high intensity discharge lamps'20066,580,275'Single sensor control of power converters'20036,486,615'Dimming control of electronic ballasts'20026,304,068'Bi-directional switched-capacitor based voltage converter'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2020Patents assigned to UNIV CITY HONG KONG (40)· patent assignee history
2001–2020Based in Hong Kong, CN· patent location history
2006–2009Based in Kowloon, HK· patent location history
2012–2019Patents assigned to CHUNG SHU HUNG HENRY (8)· patent assignee history
2012Patents assigned to CHUNG SHU HUNG (3)· patent assignee history
2012Patents assigned to YAN WAI TO (3)· patent assignee history
2012Based in Hong Kong Island, HK· patent location history
2013–2019Patents assigned to CHEN NAN (4)· patent assignee history
2015–2020Based in Mid-Levels, HK· patent location history
2017Based in Scenecliff, HK· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UNIV CITY HONG KONG | 40 | 2001–2020 |
| CHUNG SHU HUNG HENRYself | 8 | 2012–2019 |
| CHEN NAN | 4 | 2013–2019 |
| CHUNG SHU HUNGself | 3 | 2012 |
| YAN WAI TO | 3 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Mid-Levels, HK | 25 | 2015–2020 |
| Hong Kong, CN | 15 | 2001–2020 |
| Kowloon, HK | 4 | 2006–2009 |
| Scenecliff, HK | 1 | 2017 |
| Hong Kong Island, HK | 1 | 2012 |