Eun-Jung Youn

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Boring system and method therefor
- Patent number 7,748,477
- Issue date Jul 6, 2010
- Kolon Construction Co., Ltd.
- Eun-Jung Youn
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Boring System And Method Therefor
- Publication number 20080017418
- Publication date Jan 24, 2008
- Tokai Kogyo Co., LTD
- Eun-Jung Youn
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING