Shapes or dimensions of focusing electrode openings

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CPC
H01J2203/0248

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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J2203/00Electron or ion optical arrangements common to discharge tubes or lamps

Current Industry

H01J2203/0248Shapes or dimensions of focusing electrode openings

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Patents Grantslast 30 patents

Information Patent Grant
Electron emission device and electron emission display using the same
- Patent number 7,652,419
- Issue date Jan 26, 2010
- Samsung SDI Co., Ltd.
- Sang-Hyuck Ahn
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron emission device
- Patent number 7,378,789
- Issue date May 27, 2008
- Samsung SDI Co., Ltd.
- Sang-Ho Jeon
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Electron emission device and electron emission display using the same
- Publication number 20070194689
- Publication date Aug 23, 2007
- Samsung SDI Co., Ltd
- Sang-Hyuck Ahn
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electron emission device
- Publication number 20060220524
- Publication date Oct 5, 2006
- Sang-Ho Jeon
- H01 - BASIC ELECTRIC ELEMENTS