Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Secure wireless electronic-commerce system with digital product certificates and digital license certificates

Secure wireless electronic-commerce system with digital product certificates and digital license certificates

US Patent 6223291 · Granted Apr 24, 2001

Estimated economic value: $30,018,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for managing data communication between a communication device and anothe2017
System and methods for access control based on a user identity2016
Method and system of authenticating the identity of a user of a public computer 2015
System and methods for managing trust in access control based on a user identity2015
System and methods for access control based on a user identity2014
Method and system for securely authenticating user identity information2013
Identity verification using location over time information2013
Method and apparatus as pertains to a biometric template and a corresponding pri2012
Domain-based digital-rights management system with easy and secure device enroll2011
Domain-based digital-rights management system with easy and secure device enroll2011
Domain-based digital-rights management system with easy and secure device enroll2011
Methods and apparatus for managing secured software for a wireless device2010