Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Counterfeit detection system

Counterfeit detection system

US Patent 6483576 · Granted Nov 19, 2002

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Characteristic verification system2015
System and method for providing tangible medium with electromagnetic security ma2015
Illumination sources and subjects having distinctly matched and mismatched narro2014
Illumination sources and subjects having distinctly matched and mismatched narro2013
Illumination sources and subjects having distinctly matched and mismatched narro2011
Latent inkjet formulation and method2005
Process for blending of ink used in counterfeit detection systems2004
Method of rendering documents resistant to photocopying and anti-copying paper t1986
Method of rendering documents resistant to photocopying, and anti-copying paper 1985