Xianghong Zhao

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Mequon, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Gem identification method and apparatus using digital imaging viewer
- Patent number 9,239,294
- Issue date Jan 19, 2016
- GemEx Systems, Inc.
- Randall Wagner
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
GEM IDENTIFICATION METHOD AND APPARATUS USING DIGITAL IMAGING VIEWER
- Publication number 20140063292
- Publication date Mar 6, 2014
- GemEx Systems, Inc.
- Randall Wagner
- G02 - OPTICS