Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for authenticating printed documents that contains both dark and halftone text

Method and apparatus for authenticating printed documents that contains both dark and halftone text

US Patent 9596378 · Granted Mar 14, 2017

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Salient feature point based image alignment2025
Systems and methods for detecting threats and contraband in cargo2022
Systems and methods for detecting threats and contraband in cargo2020
Method and system for capturing images for wound assessment with moisture detect2020
Method and system for capturing images for wound assessment with moisture detect2020
Portable 3D scanning system for 3D surface reconstruction2019
Method and system for capturing images for wound assessment with moisture detect2019
Method and system for capturing images for wound assessment with moisture detect2019
Systems and methods for detecting threats and contraband in cargo2019
Method and system for capturing images for wound assessment with self color comp2019
Identification of emphasized text in electronic documents2019
Method and system for capturing an image for wound assessment2018