GROUND CO., LTD.

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SEONGNAM-SI, GYEONGGI-DO, KR

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Patents Grantslast 30 patents

Information Patent Grant
Earthing device which needs not be buried under ground
- Patent number 7,652,865
- Issue date Jan 26, 2010
- Ground Co., Ltd.
- Jea Wook Woo
- H01 - BASIC ELECTRIC ELEMENTS

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Patents Applicationslast 30 patents

Information Patent Application
Lightening Protection Apparatus Using TN-C Common Ground
- Publication number 20130229733
- Publication date Sep 5, 2013
- Ground Co., Ltd.
- Jae Wook Woo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Earthing Device Which Needs Not Be Buried Under Ground
- Publication number 20080002327
- Publication date Jan 3, 2008
- GROUND CO., LTD.
- Jea Wook Woo
- H01 - BASIC ELECTRIC ELEMENTS