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Il-Sun RYU
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Daegu, KR
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Patents Grants
last 30 patents
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Patent Grant
Three-dimensional fabric with three-layered structure
Patent number
8,353,326
Issue date
Jan 15, 2013
Woongjin Chemical Co., Ltd.
Hoo-Sung Chang
D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
Information
Patent Grant
3D fabric and preparing thereof
Patent number
7,694,696
Issue date
Apr 13, 2010
Woongjin Chemical Co., Ltd.
Hoo-Sung Chang
D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
Patents Applications
last 30 patents
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Patent Application
THREE-DIMENSIONAL FABRIC WITH THREE-LAYERED STRUCTURE
Publication number
20100288449
Publication date
Nov 18, 2010
Woongjin Chemical Co., Ltd.
Hoo-Sung CHANG
D03 - WEAVING
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Patent Application
3-D FABRIC AND PREPARING THEREOF
Publication number
20100218841
Publication date
Sep 2, 2010
WOONGJIN CHEMICAL CO., LTD.
Hoo-Sung CHANG
D03 - WEAVING