Chang Gyu Im

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Uiwang-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Polycarbonate resin composition for flame retardant film, flame ret...
- Patent number 8,501,848
- Issue date Aug 6, 2013
- Cheil Industries, Inc.
- Chang Gyu Im
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Light diffusion film with uniform surface roughness and low retarda...
- Patent number 8,062,730
- Issue date Nov 22, 2011
- Cheil Industries, Inc.
- Jin Woo Lee
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
GAS BARRIER FILM INCLUDING GRAPHENE LAYER, FLEXIBLE SUBSTRATE INCLU...
- Publication number 20140272350
- Publication date Sep 18, 2014
- CHEIL INDUSTRIES INC.
- Tae Ho Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
POLYCARBONATE RESIN COMPOSITION FOR FLAME RETARDANT FILM, FLAME RET...
- Publication number 20120252947
- Publication date Oct 4, 2012
- Chang Gyu IM
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Light diffusion film and method for manufacturing the same
- Publication number 20100151204
- Publication date Jun 17, 2010
- Jin Woo Lee
- G02 - OPTICS
Information Patent Application
Light diffusion film with uniform surface roughness and low retarda...
- Publication number 20090147499
- Publication date Jun 11, 2009
- Jin Woo Lee
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL