ALEXANDRIA, Va., May 12 -- United States Patent no. 12,625,521, issued on May 12, was assigned to NEC Platforms Ltd. (Kanagawa, Japan).
"Virtual input device, virtual input system, virtual input method, and recording medium" was invented by Yoshiaki Nozawa (Kanagawa, Japan), Daisuke Shimada (Kanagawa, Japan), Takuya Yagyu (Kanagawa, Japan) and Shinichi Yamanaka (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a virtual input device that includes an input/output unit that acquires image data captured by a camera of a virtual reality display device and output display information to be displayed on a display of the virtual reality display device to the virtual reality display device, ...