ALEXANDRIA, Va., March 5 -- United States Patent no. 12,245,119, issued on March 4, was assigned to T-Mobile USA Inc. (Bellevue, Wash.).

"Multi-factor authentication using biometric and subscriber data systems and methods" was invented by David Moffett (Issaquah, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for granting access to a user to a resource associated with a telecommunications network based on network-based authentication combined with biometric authentication, such as using a cardiac signature. Heartbeat information is received from a user via a mobile device. When a match is determined between the heartbeat information and a stored cardiac signature that uniquely ident...