ALEXANDRIA, Va., July 7 -- United States Patent no. 12,674,999, issued on July 7, was assigned to TOPPAN Holdings Inc. (Tokyo).
"Aerial display apparatus" was invented by Yasuhiro Daiku (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An aerial display apparatus includes: a display module including a light emission surface emitting display light to display an aerial image, and displaying the aerial image on a first plane located above the light emission surface and parallel with the light emission surface; a sensing device emitting laser light to form a detection region on a second plane obliquely crossing the first plane, and detecting an object entering the detection region; and a housing housing the ...