Michael A. Challeen

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Inver Grove Heights, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Layered image display applications and methods
- Patent number 8,056,929
- Issue date Nov 15, 2011
- Travel Tags, Inc.
- Anthony Lynn Hoffman
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Patents Applicationslast 30 patents

Information Patent Application
Layered image display applications and methods
- Publication number 20080088126
- Publication date Apr 17, 2008
- Anthony L. Hoffman
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER