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Eu Jin HWANG
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Ansan-si, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Light emitting device
Patent number
10,340,309
Issue date
Jul 2, 2019
SEOUL VIOSYS CO., LTD.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting device
Patent number
9,627,435
Issue date
Apr 18, 2017
SEOUL VIOSYS CO., LTD.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting device and method of manufacturing the same
Patent number
9,209,223
Issue date
Dec 8, 2015
SEOUL VIOSYS CO., LTD.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting device and method of manufacturing the same
Patent number
8,895,957
Issue date
Nov 25, 2014
SEOUL VIOSYS CO., LTD.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ac light emitting device having photonic crystal structure and meth...
Patent number
8,716,727
Issue date
May 6, 2014
Seoul Opto Device Co., Ltd.
Jae Ho Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting device and method of manufacturing the same
Patent number
8,704,246
Issue date
Apr 22, 2014
Seoul Opto Device Co., Ltd.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting device and method of manufacturing the same
Patent number
8,476,648
Issue date
Jul 2, 2013
Seoul Opto Device Co., Ltd.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting device with light emitting cells arrayed
Patent number
8,294,386
Issue date
Oct 23, 2012
Seoul Opto Device Co., Ltd.
Jae Ho Lee
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Light emitting device with light emitting cells arrayed
Patent number
8,054,002
Issue date
Nov 8, 2011
Seoul Opto Device Co., Ltd.
Jae Ho Lee
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Light emitting device and method of manufacturing the same
Patent number
7,977,691
Issue date
Jul 12, 2011
Seoul Opto Device Co., Ltd.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting device and method of manufacturing the same
Patent number
7,951,626
Issue date
May 31, 2011
Seoul Opto Device Co., Ltd.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of fabricating AC light emitting device having photonic crys...
Patent number
7,901,964
Issue date
Mar 8, 2011
Seoul Opto Device Co., Ltd.
Jae-Ho Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting device
Patent number
7,723,737
Issue date
May 25, 2010
Seoul Opto Device Co., Ltd.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of forming nitride semiconductor layer on patterned substrat...
Patent number
7,638,414
Issue date
Dec 29, 2009
Seoul Opto Device Co., Ltd.
Joo Won Choi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting diode having active region of multi quantum well str...
Patent number
7,626,209
Issue date
Dec 1, 2009
Seoul Opto Device Co., Ltd.
Dong Seon Lee
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
LIGHT EMITTING DEVICE
Publication number
20180175105
Publication date
Jun 21, 2018
Seoul Viosys Co., Ltd.
Jong Lam LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING DEVICE
Publication number
20170186810
Publication date
Jun 29, 2017
Seoul Viosys Co., Ltd.
Jong Lam LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING DEVICE
Publication number
20160087003
Publication date
Mar 24, 2016
Seoul Viosys Co., Ltd.
Jong Lam LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME
Publication number
20150102367
Publication date
Apr 16, 2015
Seoul Viosys Co., Ltd.
Jong Lam LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME
Publication number
20130341592
Publication date
Dec 26, 2013
SEOUL OPTO DEVICE CO., LTD.
Jong Lam LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME
Publication number
20130234173
Publication date
Sep 12, 2013
SEOUL OPTO DEVICE CO., LTD.
Jong Lam LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING DEVICE WITH LIGHT EMITTING CELLS ARRAYED
Publication number
20120013260
Publication date
Jan 19, 2012
SEOUL OPTO DEVICE CO., LTD.
Jae Ho Lee
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME
Publication number
20100078658
Publication date
Apr 1, 2010
SEOUL OPTO DEVICE CO., LTD.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME
Publication number
20100047943
Publication date
Feb 25, 2010
SEOUL OPTO DEVICE CO., LTD.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING DEVICE
Publication number
20100006870
Publication date
Jan 14, 2010
SEOUL OPTO DEVICE CO., LTD.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
AC LIGHT EMITTING DEVICE HAVING PHOTONIC CRYSTAL STRUCTURE AND METH...
Publication number
20090311816
Publication date
Dec 17, 2009
SEOUL OPTO DEVICE CO., LTD.
Jae Ho Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NITRIDE SEMICONDUCTOR LIGHT EMITTING DIODE AND METHOD OF FABRICATIN...
Publication number
20090261376
Publication date
Oct 22, 2009
SEOUL OPTO DEVICE CO., LTD.
Eu Jin Hwang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING DIODE HAVING ACTIVE REGION OF MULTI QUANTUM WELL STR...
Publication number
20090152586
Publication date
Jun 18, 2009
SEOUL OPTO DEVICE CO., LTD.
Dong Seon Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Light Emitting Device and Method of Manufacturing the Same
Publication number
20080251796
Publication date
Oct 16, 2008
SEOUL OPTO-DEVICE CO., LTD.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Ac Light Emitting Device Having Photonic Crystal Structure and Meth...
Publication number
20080237613
Publication date
Oct 2, 2008
SEOUL OPTO DEVICE CO., LTD.
Jae Ho Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF FORMING NITRIDE SEMICONDUCTOR LAYER ON PATTERNED SUBSTRAT...
Publication number
20080217647
Publication date
Sep 11, 2008
SEOUL OPTO DEVICE CO., LTD.
Joo Won Choi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Light Emitting Device with Light Emitting Cells Arrayed
Publication number
20080218098
Publication date
Sep 11, 2008
SEOUL OPTO DEVICE CO., LTD.
Jae Ho Lee
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...