Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Machine-readable symbols

Machine-readable symbols

US Patent 9483677 · Granted Nov 1, 2016

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Eye-gaze based intelligent door opening system2025
Systems and methods for using focal stacks for image-based spoof detection2022
Systems and methods for using machine learning for image-based spoof detection2022
Systems and methods for enrollment in a multispectral stereo facial recognition 2022
Method and system for automated physical access control system using biometric r2021
Optical authentication of objects based on latent structural characteristics2021
Bioimpedance spoof detection2020
Augmented reality security verification2020
Securing credentials with optical security features formed by quasi-random optic2019
Miniaturized optical biometric sensing2018
Apparatus and method of biometric determination using specialized optical spectr2016
Machine-readable symbols2016