ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,531,874, issued on Jan. 20, was assigned to FOUNDATION OF SOONGSIL UNIVERSITY INDUSTRY COOPERATION (Seoul, South Korea).

"Group signature-based federated learning method and system, and recording medium for performing same" was invented by Bongjun Choi (Seoul, South Korea) and Sneha Kanchan (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "According to one embodiment of the present invention, a group signature-based federated learning method by a group signature-based federated learning system including at least one client terminal and an administrator terminal provided as a group, and a server distributing a federated learning model to...