Ji-Soon Ihm

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Suwon-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Electron emission source, method of preparing the same, and electro...
- Patent number 7,615,917
- Issue date Nov 10, 2009
- Samsung SDI Co., Ltd.
- Young-Chul Choi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ELECTRON EMISSION MATERIAL AND ELECTRON EMISSION DISPLAY DEVICE HAV...
- Publication number 20080111466
- Publication date May 15, 2008
- Young-Mi Cho
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electron emission source, method of preparing the same, and electro...
- Publication number 20070024177
- Publication date Feb 1, 2007
- Young-Chul Choi
- B82 - NANO-TECHNOLOGY