ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,522,012, issued on Jan. 13, was assigned to Canon K.K. (Tokyo).
"Aqueous ink, ink jet recording method and ink jet recording apparatus" was invented by Tomohiro Yamashita (Kanagawa, Japan) and Minako Kawabe (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is an aqueous ink for ink jet capable of recording an image, which has abrasion resistance required in a commercial printing field and an industrial printing field and which is suppressed from being changed in glossy feeling when recorded matters are loaded and their recorded surfaces are rubbed against each other. The aqueous ink for ink jet includes a wax, (i) a nonionic dispersant for ...