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Patents Grants
last 30 patents
Information
Patent Grant
Light emitting diode strobe lighting system
Patent number
10,145,531
Issue date
Dec 4, 2018
Huizhou Light Engine Limited
Wa Hing Leung
F21 - LIGHTING
Information
Patent Grant
Sensor package and method of manufacture
Patent number
9,991,194
Issue date
Jun 5, 2018
Ubotic Company Limited
Ming-Wa Tam
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and arrangement for remotely driving light emitting diodes f...
Patent number
9,462,648
Issue date
Oct 4, 2016
Huizhou Light Engine Limited
Chung Ping Kevin Lo
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and circuit for driving light-emitting diodes from three-pha...
Patent number
9,445,472
Issue date
Sep 13, 2016
Huizhou Light Engine Limited
Chung Ping Kevin Lo
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Light engine with LED switching array
Patent number
9,357,604
Issue date
May 31, 2016
Huizhou Light Engine Ltd.
Kam Wah Siu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED Switch Circuitry for Varying Input Voltage Source
Patent number
9,320,099
Issue date
Apr 19, 2016
Huizhou Light Engine Ltd.
Wa Hing Leung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Light engine with LED switching array
Patent number
9,277,614
Issue date
Mar 1, 2016
Huizhou Light Engine Ltd.
Kam Wah Siu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Non-glare reflective LED lighting apparatus with heat sink mounting
Patent number
9,234,646
Issue date
Jan 12, 2016
Huizhou Light Engine Ltd.
Tin Po Chu
F21 - LIGHTING
Information
Patent Grant
Non-glare reflective LED lighting apparatus with heat sink mounting
Patent number
9,206,975
Issue date
Dec 8, 2015
Huizhou Light Engine Limited
Wa Hing Leung
F21 - LIGHTING
Information
Patent Grant
Faceted LED street lamp lens
Patent number
9,175,832
Issue date
Nov 3, 2015
Light Engine Limited
Yuk Tsan Sy
F21 - LIGHTING
Information
Patent Grant
Method and apparatus for cancelling output current ripples in LED d...
Patent number
9,161,400
Issue date
Oct 13, 2015
Huizhou Light Engine Limited
Kam Wah Siu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
AC LED array configuration switching circuit triggered by source vo...
Patent number
9,161,404
Issue date
Oct 13, 2015
Huizhou Light Engine Limited
Siu Hong Wong
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED switch circuitry for varying input voltage source
Patent number
9,113,525
Issue date
Aug 18, 2015
Huizhou Light Engine Ltd.
Wa-Hing Leung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED switch circuitry for varying input voltage source
Patent number
8,947,014
Issue date
Feb 3, 2015
Huizhou Light Engine Ltd.
Wa-Hing Leung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus for controlling brightness of light emitting d...
Patent number
8,928,241
Issue date
Jan 6, 2015
Huizhou Light Engine Ltd.
Chung Ping Kevin Lo
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Polyhedral secondary optical lens
Patent number
8,864,344
Issue date
Oct 21, 2014
Huizhou Light Engine Limited
Jin Bo Jiang
F21 - LIGHTING
Information
Patent Grant
Tunable white color methods and uses thereof
Patent number
8,766,555
Issue date
Jul 1, 2014
Huizhou Light Engine Ltd.
Qifei Tu
F21 - LIGHTING
Information
Patent Grant
Triac dimmable power supply unit for LED
Patent number
8,723,439
Issue date
May 13, 2014
Huizhou Light Engine Limited
Wa-Hing Leung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED aquarium lighting device
Patent number
8,613,526
Issue date
Dec 24, 2013
Huizhou Light Engine, Ltd
Vincent Tsz Yeung Li
F21 - LIGHTING
Information
Patent Grant
LED switch circuitry for varying input voltage source
Patent number
8,508,140
Issue date
Aug 13, 2013
Huizhou Light Engine Ltd.
Wa-Hing Leung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
TROFFER LIGHTING SYSTEMS AND METHODS FOR INSTALLING THE SAME
Publication number
20180231198
Publication date
Aug 16, 2018
Huizhou Light Engine Limited
WA HING LEUNG
F21 - LIGHTING
Information
Patent Application
TROFFER LIGHTING SYSTEMS AND METHODS FOR INSTALLING THE SAME
Publication number
20180231219
Publication date
Aug 16, 2018
Huizhou Light Engine Limited
WA HING LEUNG
F21 - LIGHTING
Information
Patent Application
TROFFER LIGHTING SYSTEMS AND METHODS FOR INSTALLING THE SAME
Publication number
20180231218
Publication date
Aug 16, 2018
Huizhou Light Engine Limited
Wa Hing Leung
F21 - LIGHTING
Information
Patent Application
LIGHT EMITTING DIODE STROBE LIGHTING SYSTEM
Publication number
20170138563
Publication date
May 18, 2017
Huizhou Light Engine Limited
WA HING LEUNG
F21 - LIGHTING
Information
Patent Application
METHOD AND ARRANGEMENT FOR REMOTELY DRIVING LIGHT EMITTING DIODES F...
Publication number
20160113083
Publication date
Apr 21, 2016
Huizhou Light Engine Limited
Chung Ping Kevin Lo
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
SOLID-STATE LIGHTING APPARATUS WITH DETACHABLE MODULE
Publication number
20160091148
Publication date
Mar 31, 2016
Huizhou Light Engine Limited
Wa Hing Leung
F21 - LIGHTING
Information
Patent Application
Method and Circuit For Driving Light-Emitting Diodes From Three-Pha...
Publication number
20160088698
Publication date
Mar 24, 2016
Huizhou Light Engine Limited
Chung Ping Kevin Lo
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LED SWITCH CIRCUITRY FOR VARYING INPUT VOLTAGE SOURCE
Publication number
20150156831
Publication date
Jun 4, 2015
HUIZHOU LIGHT ENGINE LTD.
Wa-Hing Leung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
AC LED ARRAY CONFIGURATION SWITCHING CIRCUIT TRIGGERED BY SOURCE VO...
Publication number
20150102738
Publication date
Apr 16, 2015
Huizhou Light Engine Limited
SIU HONG WONG
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METHOD AND APPARATUS FOR CANCELLING OUTPUT CURRENT RIPPLES IN LED D...
Publication number
20150084527
Publication date
Mar 26, 2015
Huizhou Light Engine Limited
Kam Wah Siu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
FACETED LED STREET LAMP LENS
Publication number
20150078011
Publication date
Mar 19, 2015
Light Engine Limited
Yuk Tsan Sy
F21 - LIGHTING
Information
Patent Application
METHOD AND APPARATUS FOR CONTROLLING BRIGHTNESS OF LIGHT EMITTING D...
Publication number
20150042236
Publication date
Feb 12, 2015
Huizhou Light Engine Limited
Chung Ping Kevin Lo
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
NON-GLARE REFLECTIVE LED LIGHTING APPARATUS WITH HEAT SINK MOUNTING
Publication number
20150029726
Publication date
Jan 29, 2015
Huizhou Light Engine Limited
Wa Hing Leung
F21 - LIGHTING
Information
Patent Application
LED LIGHT BULB WITH LEDS MOUNTED ON ANGLED CIRCUIT BOARD
Publication number
20150015142
Publication date
Jan 15, 2015
Huizhou Light Engine Limited
Tin Po Flavio Chu
F21 - LIGHTING
Information
Patent Application
LOSSLESS FORWARD VOLTAGE MATCHING NETWORK FOR LED DRIVERS
Publication number
20150008834
Publication date
Jan 8, 2015
Huizhou Light Engine Limited
WA HING LEUNG
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LED Switch Circuitry for Varying Input Voltage Source
Publication number
20140339984
Publication date
Nov 20, 2014
HUIZHOU LIGHT ENGINE LTD.
Wa Hing Leung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
POLYHEDRAL SECONDARY OPTICAL LENS
Publication number
20130223081
Publication date
Aug 29, 2013
Jin Bo Jiang
G02 - OPTICS
Information
Patent Application
TRIAC DIMMABLE POWER SUPPLY UNIT FOR LED
Publication number
20130113375
Publication date
May 9, 2013
HUIZHOU LIGHT ENGINE LTD.
Wa-Hing Leung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LIGHT ENGINE WITH LED SWITCHING ARRAY
Publication number
20130043799
Publication date
Feb 21, 2013
Huizhou Light Engine Ltd.
Kam Wah Siu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PORCELAIN ENAMEL ON LED LIGHTING DEVICE HOUSING
Publication number
20130039048
Publication date
Feb 14, 2013
Chung W. Lo
F21 - LIGHTING
Information
Patent Application
LIGHT BULB WITH THERMALLY CONDUCTIVE GLASS GLOBE
Publication number
20120307498
Publication date
Dec 6, 2012
Chung Wai Paul Lo
F21 - LIGHTING
Information
Patent Application
NON-GLARE REFLECTIVE LED LIGHTING APPARATUS WITH HEAT SINK MOUNTING
Publication number
20120195042
Publication date
Aug 2, 2012
Tin Po Chu
F21 - LIGHTING
Information
Patent Application
STABILIZING NETWORK FOR ELECTRONIC TRANSFORMER DRIVEN LED DEVICES
Publication number
20120056608
Publication date
Mar 8, 2012
Johnny Siu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LED SWITCH CIRCUITRY FOR VARYING INPUT VOLTAGE SOURCE
Publication number
20120038615
Publication date
Feb 16, 2012
Wa Hing Leung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LED SWITCH CIRCUITRY FOR VARYING INPUT VOLTAGE SOURCE
Publication number
20120038285
Publication date
Feb 16, 2012
Wa Hing Leung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
TUNABLE WHITE COLOR METHODS AND USES THEREOF
Publication number
20120001555
Publication date
Jan 5, 2012
Qifei Tu
F21 - LIGHTING
Information
Patent Application
METHOD AND APPARATUS FOR CONTROLLING BRIGHTNESS OF LIGHT EMITTING D...
Publication number
20110115401
Publication date
May 19, 2011
Chung Ping Kevin LO
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...