Keuk Kim

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Seongnam-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Vertical cavity surface emitting laser
- Patent number 11,437,782
- Issue date Sep 6, 2022
- Rayir, Co.
- Won Jin Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
III-nitride compound semiconductor light emitting device
- Patent number 7,622,742
- Issue date Nov 24, 2009
- Epivalley Co., Ltd.
- Chang-Tae Kim
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
VERTICAL CAVITY SURFACE EMITTING LASER
- Publication number 20210336419
- Publication date Oct 28, 2021
- Rayir, Co.
- Won Jin CHOI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT-EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20140070243
- Publication date Mar 13, 2014
- ILJIN-LED CO., LTD.
- Chan Soo KIM
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Light emitting device
- Publication number 20090179211
- Publication date Jul 16, 2009
- Tae Kyung Yoo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
III-Nitride Semiconductor Light Emitting Device and Method for Manu...
- Publication number 20090014751
- Publication date Jan 15, 2009
- Chang-Tae Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
lll-Nitride compound semiconductor light emiting device
- Publication number 20070114511
- Publication date May 24, 2007
- EPIVALLEY Co., Ltd.
- Chang-Tae Kim
- H01 - BASIC ELECTRIC ELEMENTS