Inventor
DUGGAN CHARLES F
US7 patents
⚠️ This page may combine multiple inventors who share the name “DUGGAN CHARLES F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
L 1 SECURE CREDENTIALING INC
3 patentsUS8033477B2Oct 11, 2011
Optically variable personalized indicia for identification documents
L 1 SECURE CREDENTIALING INC39 citations91
US7694887B2Apr 13, 2010
Optically variable personalized indicia for identification documents
L 1 SECURE CREDENTIALING INC31 citations91
US7815124B2Oct 19, 2010
Image processing techniques for printing identification cards and documents
L 1 SECURE CREDENTIALING INC27 citations89