Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Laser marked optically variable device

Laser marked optically variable device

US Patent 11945256 · Granted Apr 2, 2024

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for making a security document comprising a thermoplastic substrate and U2022
Watermark and other security features for thermoplastic security documents2021
Method for securing flexible hinges binding laminate sheets into security docume2021
Security document having a protected window and method for making the same2019
Encoding hidden information in spatial line frequencies2016
Method for laminating a protective layer over a printed thermoplastic substrate 2016
Method and composition for printing tactile marks and security document formed t2014
Method and composition for printing tactile marks and security document formed t2014