Joo Hun YI

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Daegu, KR

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Patents Grantslast 30 patents

Information Patent Grant
Radiant insulation protector manufacturing apparatus and radiant in...
- Patent number 9,776,375
- Issue date Oct 3, 2017
- AHN Chem Co., LTD
- Young Soo Kim
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
RADIANT INSULATION PROTECTOR MANUFACTURING APPARATUS AND RADIANT IN...
- Publication number 20160250822
- Publication date Sep 1, 2016
- AHN Chem Co., LTD
- Young Soo KIM
- B32 - LAYERED PRODUCTS