Seog-Lae Cho

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Kyungki-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Multistep focusing electron gun for cathode ray tube
- Patent number 5,015,911
- Issue date May 14, 1991
- Samsung Electron Devices Ltd.
- Seog-lae Cho
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
CRT electron gun with multi-lens system
- Patent number 4,866,335
- Issue date Sep 12, 1989
- Samsung Electron Devices Co., Ltd.
- Seog-Lae Cho
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Focusing electrodes of an electron gun for use in a color televisio...
- Patent number 4,827,181
- Issue date May 2, 1989
- Samsung Electron Devices Co., Ltd.
- Seog-Lae Cho
- H01 - BASIC ELECTRIC ELEMENTS