ALEXANDRIA, Va., June 19 -- United States Patent no. 12,332,554, issued on June 17, was assigned to SEIKO EPSON Corp. (Tokyo).
"Projection system" was invented by Eita Yamaki (Matsumoto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A projection system includes a screen, an image projection device configured to project an image on the screen, and a carrying platform on which the image projection device is mounted, and which is configured to move, wherein the carrying platform includes a projection direction variable part which is configured to change a projection direction of the image, and a support mechanism configured to support the screen so as to adjust a position of the screen in a direction cro...