AnNa Han

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Optical film and lighting device
- Patent number 8,727,577
- Issue date May 20, 2014
- LG Innotek Co., Ltd
- Young Joo Ahn
- F21 - LIGHTING
Information Patent Grant
Optical film and light emitting device using the same
- Patent number 8,517,552
- Issue date Aug 27, 2013
- LG Innotek Co., Ltd
- Young Joo Ahn
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL FILM AND LIGHTING DEVICE
- Publication number 20130314895
- Publication date Nov 28, 2013
- LG Innotek Co., Ltd.
- Young Joo AHN
- G02 - OPTICS
Information Patent Application
OPTICAL FILM AND LIGHT EMITTING DEVICE USING THE SAME
- Publication number 20110090670
- Publication date Apr 21, 2011
- Young Joo AHN
- G02 - OPTICS