ALEXANDRIA, Va., March 17 -- United States Patent no. 12,576,636, issued on March 17, was assigned to Canon K.K. (Tokyo).
"Liquid discharge head" was invented by Yoshihiro Hamada (Kanagawa, Japan), Takatsugu Moriya (Tokyo), Shin Ishimatsu (Kanagawa, Japan) and Keiji Tomizawa (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "In a liquid discharge head including a discharge-port forming member having a discharge-port row in which a plurality of discharge ports for discharging a liquid which is aligned in a predetermined aligning direction, a plurality of individual liquid chambers which cause each of the plurality of discharge ports to communicate with a common liquid chamber, and an element boar...