ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,561,367, issued on Feb. 24, was assigned to Amazon Technologies Inc. (Seattle).

"Enhanced machine learning-based micro-category generation" was invented by Caizhi Xu (Seattle), Ravi Shankar (Seattle), Brian William Beisel (New York), Gabriel Miller (New York), Cody Severinski (Seattle), Jamal Alikhani (Seattle), Jose A. Sepulveda (Seattle), Brian Robert Swickline (Seattle), Fei Wang (Sunnyvale, Calif.) and Hani Suleiman (New York).

According to the abstract* released by the U.S. Patent & Trademark Office: "Devices, systems, and methods for machine learning-based micro-category generation may include a method including identifying, for a respective cluster of content titles or items, ...