Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Apparatus and methods for dynamic pictorial image authentication

Apparatus and methods for dynamic pictorial image authentication

US Patent 8640227 · Granted Jan 28, 2014

Estimated economic value: $10,278,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Building facade system and method of providing a building facade2025
Apparatus, systems and methods for electronic program guide information presente2025
Methods and devices for producing biodiesel, diesel-range hydrocarbons, and prod2024
Navigation for table of contents and learning outcomes2023
Apparatus, systems and methods for electronic program guide information presente2023
Apparatus, systems and methods for electronic program guide information presente2022
Systems, methods, and devices for usability testing2021
Methods and devices for producing biodiesel, diesel-range hydrocarbons, and prod2021
External accessibility systems and methods2020
Systems, methods, and devices for usability testing2019
Apparatus, systems and methods for electronic program guide information presente2019
Systems, methods, and devices for usability testing2019