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Joseph J. Kopanski
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Takoma Park, MD, US
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last 30 patents
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Patent Grant
Authentication article and process for making same
Patent number
10,152,666
Issue date
Dec 11, 2018
The United States of America, as represented by the Secretary of Commerce
Yaw S. Obeng
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Method and reference standards for measuring overlay in multilayer...
Patent number
5,617,340
Issue date
Apr 1, 1997
The United States of America as represented by the Secretary of Commerce
Michael W. Cresswell
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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last 30 patents
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Patent Application
AUTHENTICATION ARTICLE AND PROCESS FOR MAKING SAME
Publication number
20150363682
Publication date
Dec 17, 2015
NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY
Yaw S. Obeng
G06 - COMPUTING CALCULATING COUNTING