Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Photosensitive optically variable ink heterogeneous compositions for ink jet printing

Photosensitive optically variable ink heterogeneous compositions for ink jet printing

US Patent 6827769 · Granted Dec 7, 2004

Estimated economic value: $14,379,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Substitute check incorporating encoded indication of security feature in origina2014
Printer ink identification system and method2013
Postal blue ink with high reliability2012
Postal blue ink with high reliability2012
Print enhancement of pixels to improve readability2012
Red-luminescent ink jet printing compositions and methods for improved waterfast2011
Postal blue ink with improved durability2011
Postal blue ink with improved durability2011
Method and system for validating a security marking2011
Signaling labels and fluorescent ink compositions2011
Combined multi-spectral document markings2011
Signaling blank label2011