Bang Duk Kim

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Uiwang-si, KR

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Patents Grantslast 30 patents

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
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