ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,525,060, issued on Jan. 13, was assigned to MITSUBISHI ELECTRIC Corp. (Tokyo).

"Work estimation device, work estimation method, and non-transitory computer readable medium" was invented by Keishi Nishikawa (Tokyo), Takaya Taniguchi (Tokyo) and Kenji Takii (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A work estimation device (200) includes a watching region estimation unit (220), an object detection unit (210), a contact degree calculation unit (230), and a work estimation unit (250). The watching region estimation unit (220) estimates a watching region which is a region a user watches, with using information indicating a line of sight of the us...