ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,734,800, issued on Sept. 15, was assigned to Canon K.K. (Tokyo).
"Ink jet recording method and ink jet recording apparatus" was invented by Kouhei Nakagawa (Tokyo) and Takashi Saito (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is an ink jet recording method in which a high-quality image having a ruled line shift suppressed can be recorded with a circulation serial head and in which a change in color tone of an image due to ink color mixing can be suppressed even at the time of long-term use. The ink jet recording method includes recording an image by ejecting an ink from a recording head including: a plurality of ejection or...