Lief C. Larson

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Minneapolis, MN, US

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Patents Applicationslast 30 patents

Information Patent Application
CARD DISPLAY AND RETENTION DEVICE
- Publication number 20090272014
- Publication date Nov 5, 2009
- Lief C. Larson
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Limited Play Optical Discs
- Publication number 20090075015
- Publication date Mar 19, 2009
- Michael R. Detty
- G11 - INFORMATION STORAGE
Information Patent Application
Limited play optical discs
- Publication number 20070020560
- Publication date Jan 25, 2007
- Lief C. Larson
- G11 - INFORMATION STORAGE