ALEXANDRIA, Va., March 5 -- United States Patent no. 12,243,239, issued on March 4, was assigned to NTT DOCOMO Inc. (Chiyoda-ku, Japan).

"Projection controlling apparatus and projection system" was invented by Kensuke Ueda (Chiyoda-ku, Japan) and Nobutaka Matsushima (Chiyoda-ku, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A projection controlling apparatus includes a determiner configured to determine whether a hand-held object that is an object held by a hand is present in a captured image represented by captured image data generated by capturing a projection region onto which a projector projects a projected image; and a projection controller configured to prohibit the projected image from being p...