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Taichung, TW
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Patents Grants
last 30 patents
Information
Patent Grant
LED assembly
Patent number
9,947,839
Issue date
Apr 17, 2018
Huga Optotech Inc.
Tzer-Perng Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
LED assembly
Patent number
9,546,762
Issue date
Jan 17, 2017
Huga Optotech Inc.
Tzer-Perng Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light-emitting diode assembly and fabrication method thereof
Patent number
9,534,747
Issue date
Jan 3, 2017
Huga Optotech Inc.
Tzu-Chi Cheng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
LED assembly
Patent number
9,502,622
Issue date
Nov 22, 2016
Huga Optotech Inc.
Tzer-Perng Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High electron mobility transistor
Patent number
9,331,154
Issue date
May 3, 2016
Epistar Corporation
Hsien-Chin Chiu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting device and methods for forming the same
Patent number
9,318,676
Issue date
Apr 19, 2016
Huga Optotech Inc.
Tzong-Liang Tsai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of treating substrate
Patent number
9,306,118
Issue date
Apr 5, 2016
Huga Optotech Inc.
Chiung-Chi Tsai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field effect transistor
Patent number
9,299,824
Issue date
Mar 29, 2016
Epistar Corporation
Heng-Kuang Lin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light-emitting device
Patent number
9,281,459
Issue date
Mar 8, 2016
Huga Optotech, Inc.
Tai Chun Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Field effect transistor
Patent number
9,263,530
Issue date
Feb 16, 2016
Epistar Corporation
Chih-Ching Cheng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Flexible LED assemblies and LED light bulbs
Patent number
9,231,171
Issue date
Jan 5, 2016
Huga Optotech Inc.
Hong-Zhi Liu
F21 - LIGHTING
Information
Patent Grant
LED assembly with omnidirectional light field
Patent number
9,157,579
Issue date
Oct 13, 2015
Huga Optotech Inc.
Hong-Zhi Liu
F21 - LIGHTING
Information
Patent Grant
LED light lamps using stack effect for improving heat dissipation
Patent number
9,115,875
Issue date
Aug 25, 2015
Huga Optotech Inc.
Hwa Su
F21 - LIGHTING
Information
Patent Grant
Semiconductor light emitting device
Patent number
9,093,602
Issue date
Jul 28, 2015
Huga Optotech Inc.
Wei-Chih Wen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor light-emitting structure
Patent number
9,024,351
Issue date
May 5, 2015
Huga Optotech Inc.
Der-Wei Tu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light-emitting device
Patent number
8,987,761
Issue date
Mar 24, 2015
Huga Optotech Inc.
Yu-Min Huang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting diode
Patent number
8,896,012
Issue date
Nov 25, 2014
Huga Optotech, Inc.
Chih-Ching Cheng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor light-emitting structure
Patent number
8,823,038
Issue date
Sep 2, 2014
Huga Optotech Inc.
Jun-Sheng Li
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrode structure and light-emitting device using the same
Patent number
8,779,457
Issue date
Jul 15, 2014
Huga Optotech Inc.
Tai Chun Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting device and methods for forming the same
Patent number
8,659,045
Issue date
Feb 25, 2014
Huga Optotech Inc.
Tzong-Liang Tsai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light-emitting device
Patent number
8,378,373
Issue date
Feb 19, 2013
Huga Optotech Inc.
Tai Chun Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical device and the forming method thereof
Patent number
8,362,505
Issue date
Jan 29, 2013
Huga Optotech Inc.
Tzong-Liang Tsai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor devices
Patent number
8,258,531
Issue date
Sep 4, 2012
Huga Optotech Inc.
Chih Ching Cheng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light-emitting diode with high lighting efficiency
Patent number
8,247,837
Issue date
Aug 21, 2012
Huga Optotech, Inc.
Su-Hui Lin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor light-emitting device
Patent number
8,247,822
Issue date
Aug 21, 2012
Huga Optotech Inc.
Chih Ching Cheng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light-emitting semiconductor device
Patent number
8,237,184
Issue date
Aug 7, 2012
Huga Optotech Inc.
Shiou-Yi Kuo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting device with pillar structure having hollow structure
Patent number
8,232,567
Issue date
Jul 31, 2012
Huga Optotech Inc.
Jing-Jie Dai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light-emitting diode device with high luminescent efficiency
Patent number
8,174,039
Issue date
May 8, 2012
Huga Optotech Inc.
Lin-Chieh Kao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for dicing a diced optoelectronic semiconductor wafer
Patent number
8,143,081
Issue date
Mar 27, 2012
Huga Optotech Inc.
Chih-Ching Cheng
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Light-emitting diode
Patent number
8,129,736
Issue date
Mar 6, 2012
Huga Optotech, Inc.
Lin-Chieh Kao
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
LED ASSEMBLY
Publication number
20180233635
Publication date
Aug 16, 2018
HUGA OPTOTECH INC.
TZER-PERNG CHEN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NORMALLY-OFF HIGH ELECTRON MOBILITY TRANSISTORS AND FABRICATION MET...
Publication number
20170154987
Publication date
Jun 1, 2017
HUGA OPTOTECH INC.
Shang-Ju TU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR CELL
Publication number
20170062599
Publication date
Mar 2, 2017
HUGA OPTOTECH, INC.
Tien-Ching FENG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LED ASSEMBLY
Publication number
20170040504
Publication date
Feb 9, 2017
HUGA OPTOTECH INC.
TZER-PERNG CHEN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HIGH ELECTRON MOBILITY TRANSISTOR
Publication number
20160233326
Publication date
Aug 11, 2016
EPISTAR CORPORATION
Hsein-chin CHIU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FIELD EFFECT TRANSISTOR
Publication number
20160190295
Publication date
Jun 30, 2016
EPISTAR CORPORATION
Heng-Kuang Lin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND THE METHOD OF MANUFACTURING THE SAME
Publication number
20160093699
Publication date
Mar 31, 2016
EPISTAR CORPORATION
Heng-Kuang LIN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POWER DEVICE
Publication number
20150340484
Publication date
Nov 26, 2015
EPISTAR CORPORATION
Ya-Yu YANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LED ASSEMBLY AND LED BULB USING THE SAME
Publication number
20150276152
Publication date
Oct 1, 2015
HUGA OPTOTECH, INC.
Hwa SU
F21 - LIGHTING
Information
Patent Application
POWER DEVICE
Publication number
20150137179
Publication date
May 21, 2015
HUGA OPTOTECH INC.
Ya-Yu YANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LED ASSEMBLY
Publication number
20150097199
Publication date
Apr 9, 2015
HUGA OPTOTECH INC.
TZER-PERNG CHEN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT-EMITTING DIODE ASSEMBLY AND FABRICATION METHOD THEREOF
Publication number
20150099320
Publication date
Apr 9, 2015
HUGA OPTOTECH INC.
Tzu-Chi CHENG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LED ASSEMBLY
Publication number
20150070871
Publication date
Mar 12, 2015
HUGA OPTOTECH INC.
Tzer-Perng CHEN
F21 - LIGHTING
Information
Patent Application
FLEXIBLE LED ASSEMBLIES AND LED LIGHT BULBS
Publication number
20150069442
Publication date
Mar 12, 2015
HUGA OPTOTECH INC.
Hong-Zhi LIU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HIGH ELECTRON MOBILITY TRANSISTOR
Publication number
20150054034
Publication date
Feb 26, 2015
HUGA OPTOTECH INC.
Hsien-Chin CHIU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR POWER DEVICE
Publication number
20150048418
Publication date
Feb 19, 2015
HUGA OPTOTECH INC.
Heng-Kuang LIN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LED ASSEMBLY WITH OMNIDIRECTIONAL LIGHT FIELD
Publication number
20150003039
Publication date
Jan 1, 2015
HUGA OPTOTECH INC.
Hong-Zhi LIU
F21 - LIGHTING
Information
Patent Application
LED ASSEMBLY WITH OMNIDIRECTIONAL LIGHT FIELD
Publication number
20150003038
Publication date
Jan 1, 2015
HUGA OPTOTECH INC.
Hong-Zhi LIU
F21 - LIGHTING
Information
Patent Application
FIELD EFFECT TRANSISTOR
Publication number
20140264326
Publication date
Sep 18, 2014
HUGA OPTOTECH INC.
Heng-Kuang Lin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FIELD EFFECT TRANSISTOR
Publication number
20140175517
Publication date
Jun 26, 2014
HUGA OPTOTECH INC.
Chih-Ching CHENG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING DEVICE AND METHODS FOR FORMING THE SAME
Publication number
20140167096
Publication date
Jun 19, 2014
HUGA OPTOTECH INC.
Tzong-Liang Tsai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR LIGHT-EMITTING DEVICES
Publication number
20130313597
Publication date
Nov 28, 2013
HUGA OPTOTECH INC.
JING JIE DAI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT-EMITTING DEVICE
Publication number
20130214318
Publication date
Aug 22, 2013
HUGA OPTOTECT, INC
TAI CHUN WANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTICAL DEVICE
Publication number
20130140581
Publication date
Jun 6, 2013
HUGA OPTOTECH INC.
Tzong-Liang Tsai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR LIGHT EMITTING DEVICE
Publication number
20130105846
Publication date
May 2, 2013
HUGA OPTOTECH INC.
Wei-Chih Wen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR LIGHT-EMITTING STRUCTURE
Publication number
20120292657
Publication date
Nov 22, 2012
HUGA OPTOTECH INC.
Jun-Sheng Li
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SUBSTRATE FOR FABRICATING LIGHT EMITTING DEVICE AND LIGHT EMITTING...
Publication number
20120258285
Publication date
Oct 11, 2012
HUGA OPTOTECH INC.
Chih-Ching Cheng
C30 - CRYSTAL GROWTH
Information
Patent Application
SEMICONDUCTOR LIGHT-EMITTING STRUCTURE
Publication number
20120248405
Publication date
Oct 4, 2012
HUGA OPTOTECH INC.
Der-Wei Tu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT-EMITTING SEMICONDUCTOR DEVICE
Publication number
20120085989
Publication date
Apr 12, 2012
HUGA OPTOTECH INC.
Shiou-Yi Kuo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HIGH-BRIGHTNESS LIGHT EMITTING DIODE
Publication number
20120049234
Publication date
Mar 1, 2012
HUGA OPTOTECH INC.
Chih-Ching Cheng
H01 - BASIC ELECTRIC ELEMENTS
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