Ji-young Kwak

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Kyunggi-Do, KR

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Patents Applicationslast 30 patents

Information Patent Application
Structure of Preventing Sticking and Method of Preparing the Same
- Publication number 20080305699
- Publication date Dec 11, 2008
- Sang-woon Kwak
- B32 - LAYERED PRODUCTS
Information Patent Application
Foaming Chemical Grout
- Publication number 20080206451
- Publication date Aug 28, 2008
- Sang-woon Kwak
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Cement Mortar Composition and Concrete Composition
- Publication number 20080098934
- Publication date May 1, 2008
- Sang-woon Kwak
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES