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Yang Hee Song
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Seongnam-si, KR
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Patents Grants
last 30 patents
Information
Patent Grant
High voltage semiconductor device
Patent number
12,142,546
Issue date
Nov 12, 2024
DB HiTek, Co., Ltd.
Yang Hee Song
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor light emitting diode having ohmic electrode structure...
Patent number
9,196,796
Issue date
Nov 24, 2015
SEOUL VIOSYS CO., LTD.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing nano-imprint mould, method for manufacturi...
Patent number
8,957,449
Issue date
Feb 17, 2015
Postech Academy-Industry Foundation
Jong Lam Lee
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method of fabricating nano-imprint mold for a light emitting diode
Patent number
8,951,820
Issue date
Feb 10, 2015
Postech Academy-Industry Foundation
Jong Lam Lee
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Semiconductor light-emitting diode and a production method therefor
Patent number
8,552,455
Issue date
Oct 8, 2013
Seoul Opto Device Co., Ltd.
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
HIGH VOLTAGE SEMICONDUCTOR DEVICE
Publication number
20220285247
Publication date
Sep 8, 2022
DB HiTek Co., Ltd.
Yang Hee SONG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
Publication number
20190221666
Publication date
Jul 18, 2019
DB HITEK CO., LTD.
Ki Wan Bang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING DIODE
Publication number
20140353709
Publication date
Dec 4, 2014
POSCO LED Co., Ltd.
Jong Lam LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR LIGHT EMITTING DIODE HAVING OHMIC ELECTRODE STRUCTURE...
Publication number
20130221324
Publication date
Aug 29, 2013
POSTECH ACADEMY-INDUSTRY FOUNDATION
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING NANO-IMPRINT MOULD, METHOD FOR MANUFACTURI...
Publication number
20130161685
Publication date
Jun 27, 2013
POSTECH ACADEMY-INDUSTRY FOUNDATION
Jong Lam LEE
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD FOR MANUFACTURING NANO-IMPRINT MOULD, METHOD FOR MANUFACTURI...
Publication number
20130126929
Publication date
May 23, 2013
POSTECH ACADEMY- INDUSTRY FOUNDATION
Jong Lam Lee
B82 - NANO-TECHNOLOGY
Information
Patent Application
SEMICONDUCTOR LIGHT-EMITTING DIODE AND A PRODUCTION METHOD THEREFOR
Publication number
20120168803
Publication date
Jul 5, 2012
POSTECH ACADEMY-INDUSTRY FOUNDATION
Jong Lam Lee
H01 - BASIC ELECTRIC ELEMENTS