ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,068, issued on June 30, was assigned to Canon K.K. (Tokyo).

"Data processing apparatus, data processing method, printing apparatus, printing method, and storage medium" was invented by Tomokazu Ishikawa (Kanagawa, Japan), Fumitaka Goto (Tokyo) and Akitoshi Yamada (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A data processing apparatus includes a plurality of heat-generating elements configured to apply different heating energies to a print medium in which a plurality of color development layers which develop colors different from each other upon receipt of the different heating energies are laminated. In addition, a printing appar...