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Michael Chiou
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Yunlin County, TW
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last 30 patents
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Patent Grant
Color contrast enhancing sunglass lens
Patent number
8,733,929
Issue date
May 27, 2014
Cornerstone Optical Co., Ltd.
Michael Chiou
G02 - OPTICS
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Patent Grant
Aliphatic polyesterpolyol-based urethane methacrylate edge coated g...
Patent number
8,083,349
Issue date
Dec 27, 2011
Cornerstone Optical Co., Ltd.
Christopher Ho
G02 - OPTICS
Patents Applications
last 30 patents
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Patent Application
COLOR CONTRAST ENHANCING SUNGLASS LENS
Publication number
20130271725
Publication date
Oct 17, 2013
CORNERSTONE OPTICAL CO., LTD.
Michael Chiou
G02 - OPTICS
Information
Patent Application
EDGE COATED GLASS POLARIZED LENS
Publication number
20090207374
Publication date
Aug 20, 2009
Christopher Ho
G02 - OPTICS