ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,710,661, issued on Aug. 18, was assigned to Sony Interactive Entertainment Inc. (Tokyo).

"Head-mounted display and content display system" was invented by Masanori Nomura (Tokyo), Yasuo Takahashi (Tokyo), Shoi Yonetomi (Tokyo) and Yurika Mulase (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A lower outer surface of a housing of an HMD is furnished with a power button and a function button. The power button is a button to turn on and off the supply of power from a predetermined power source to the components of the HMD. The function button is a button that can selectively be assigned one of a plurality of functions regarding the operation of the H...