Lyun Yu

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Cheongju, KR

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Patents Grantslast 30 patents

Information Patent Grant
Solid insulated disconnection switch and solid insulated switchgear...
- Patent number 7,589,289
- Issue date Sep 15, 2009
- LS Industrial Systems Co., Ltd.
- Lyun Yu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Solid insulated disconnection switch
- Patent number 7,189,933
- Issue date Mar 13, 2007
- LS Industrial Systems Co., Ltd.
- Lyun Yu
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SOLID INSULATED DISCONNECTION SWITCH AND SOLID INSULATED SWITCHGEAR...
- Publication number 20070261946
- Publication date Nov 15, 2007
- LS INDUSTRIAL SYSTEMS CO., LTD.
- Lyun YU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SOLID INSULATED DISCONNECTION SWITCH
- Publication number 20060254890
- Publication date Nov 16, 2006
- LS INDUSTRIAL SYSTEMS CO., LTD.
- Lyun Yu
- H01 - BASIC ELECTRIC ELEMENTS