ALEXANDRIA, Va., Jan. 23 -- United States Patent no. 12,205,397, issued on Jan. 21, was assigned to Black Sesame Technologies Inc. (San Jose, Calif.).

"Method of human pose estimation" was invented by Xiaomin Liu (Sunnyvale, Calif.), Lei Zhang (Campbell, Calif.) and Qun Gu (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of human pose estimation, including, receiving an image frame, extracting in at least a first stage a first stage image feature based on the image frame, extracting in at least a second stage a second stage image feature based on the first stage image feature, extracting in at least a subsequent stage a subsequent stage image feature based on the second stage image f...