Christopher J. Dujovski

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Minneapolis, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Methods and devices for evaluating eyewear fit
- Patent number 9,507,175
- Issue date Nov 29, 2016
- 3M Innovative Properties Company
- Karen Cuta
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
METHODS AND DEVICES FOR EVALUATING EYEWEAR FIT
- Publication number 20140104568
- Publication date Apr 17, 2014
- 3M Innovative Properties Company
- Karen Cuta
- G02 - OPTICS