Inventor
Shu Yuen Ron Hui
Inventor
Hong Kong, CN
Overview
Patents· 46 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Jprimary
H02JElectric power networks22%
H01FMagnets13%
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 systems12%
H05BElectric heating12%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications10%
G01RMeasuring electric variables4%
G05DSystems for controlling or regulating non-electric variables2%
G05FSystems for regulating electric or magnetic variables2%
H04BTransmission2%
H05KPrinted circuits2%
PatentTitleYear
10,923,957Wireless power transfer system202110,903,692Systems and methods for load position detection and power control of omni-directional wireless power transfer202110,903,756Single-stage single-inductor multiple-output (SIMO) inverter topology with precise and independent amplitude control for each AC output202110,868,447Fast method for identifying coil misalignment/mutualcoupling in wireless charging systems202010,790,666Power compensator202010,788,516Power measurement system202010,715,037High-efficiency switched-capacitor power supplies and methods202010,594,207Plug-and-play ripple pacifier for DC voltage links in power electronics systems and DC power grids202010,573,455Wireless power transfer system202010,468,977Power controller and power control method201910,305,331Transmitter-side control of wireless power transfer systems without using mutual coupling information or wireless feedback201910,270,294Systems and methods for load position detection and power control of omni-directional wireless power transfer201910,256,742Self-driven AC-DC synchronous rectifier for power applications201910,224,751Methods for parameter identification, load monitoring and output power control in wireless power transfer systems201910,212,770AC-DC single-inductor multiple-output LED drivers20199,839,090Correlated colour temperature control system and method20179,812,889'Battery charging system'20179,787,102'Auxiliary circuits for selection and enhancement of multi-frequency wireless power transfer to multiple loads'20179,590,523'Self-driven AC-DC synchronous rectifier for power applications'20179,313,846'Driver for two or more parallel LED light strings'20169,107,267'Method and numerical tool for optimizing light emitting diode systems'20158,917,057'Battery charging system'20148,913,409'Self-driven AC-DC synchronous rectifier for power applications'20148,829,884'Current balancing circuit and method'20148,624,545'Portable electronic device with antenna and power transfer coil'20148,519,668'Inductive battery charger system with primary transformer windings formed in a multi-layer structure'20138,339,078'Apparatus and method for providing information relating to a motor'20128,299,753'Inductive battery charger system with primary transfomer windings formed in a multi-layer structure'20128,301,077'Antenna network for passive and active signal enhancement'20128,300,440'AC-DC converter and AC-DC conversion method'20128,294,418'Power transfer device and method'20128,269,456'Secondary module for battery charging system'20128,125,154'Automatic lamp detection method and optimal operation for fluorescent lamps'20128,102,235'Coreless printed-circuit-board (PCB) transformers and operating techniques therefor'20128,049,301'Semiconductor transformers'20118,040,103'Battery charging apparatus with planar inductive charging platform'20117,872,445'Rechargeable battery powered portable electronic device'20117,768,371'Coreless printed-circuit-board (PCB) transformers and operating techniques therefor'20107,521,873'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'20087,164,255'Inductive battery charger system with primary transformer windings formed in a multi-layer structure'20077,119,494'Circuit designs and control techniques for high frequency electronic ballasts for high intensity discharge lamps'20067,110,269'Soft-switching techniques for power inverter legs'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.
2001–2019Patents assigned to UNIV CITY HONG KONG (24)· patent assignee history
2001–2021Based in Hong Kong, CN· patent location history
2003–2016Based in Shatin, HK· patent location history
2006–2020Based in New Territories, HK· patent location history
2006–2009Based in Kowloon, HK· patent location history
2012–2016Patents assigned to HUI SHU YUEN RON (12)· patent assignee history
2012–2014Patents assigned to WAN KWUN CHIU (3)· patent assignee history
2012–2014Patents assigned to XUE QUAN (3)· patent assignee history
2017–2021Patents assigned to UNIV HONG KONG (15)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UNIV CITY HONG KONG | 24 | 2001–2019 |
| UNIV HONG KONG | 15 | 2017–2021 |
| HUI SHU YUEN RONself | 12 | 2012–2016 |
| WAN KWUN CHIU | 3 | 2012–2014 |
| XUE QUAN | 3 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hong Kong, CN | 23 | 2001–2021 |
| Shatin, HK | 12 | 2003–2016 |
| New Territories, HK | 8 | 2006–2020 |
| Kowloon, HK | 3 | 2006–2009 |