Eung Lee

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Mentor, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Color changing device for time indicating label and methods of maki...
- Patent number 7,294,379
- Issue date Nov 13, 2007
- Avery Dennison Corporation
- Chan U. Ko
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Color changing device for time indicating label and methods of maki...
- Publication number 20040013839
- Publication date Jan 22, 2004
- Chan U. Ko
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS