Gyu-nam Ju

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Cathode for electron tube
- Patent number 5,982,083
- Issue date Nov 9, 1999
- Samsung Display Devices Co., Ltd.
- Gyu-Nam Ju
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode for electron tube
- Patent number 5,698,937
- Issue date Dec 16, 1997
- Samsung Display Devices Co., Ltd.
- Gyu-nam Ju
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Oxide cathode employing Ba evaporation restraining layer
- Patent number 5,548,184
- Issue date Aug 20, 1996
- Samsung Display Devices Co., Ltd.
- Kwi-seok Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Oxide cathode
- Patent number 5,519,280
- Issue date May 21, 1996
- Samsung Display Devices Co., Ltd
- Kyung-cheon Shon
- H01 - BASIC ELECTRIC ELEMENTS