Chris Collins

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Burlington, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Retroreflective security features in secure documents
- Patent number 8,062,735
- Issue date Nov 22, 2011
- L-1 Secure Credentialing, Inc.
- Daoshen Bi
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Patents Applicationslast 30 patents

Information Patent Application
Retroreflective security features in secure documents
- Publication number 20050258637
- Publication date Nov 24, 2005
- Daoshen Bi
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER