ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,409,653, issued on Sept. 9, was assigned to Canon K.K. (Tokyo).
"Liquid ejection head and inkjet recording apparatus" was invented by Hiroaki Kusano (Tokyo) and Junichiro Iri (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A liquid ejection head includes: a channel member; an ejection substrate being disposed in a recess of the channel member and having a nozzle row of nozzles arranged in a first direction; and a sealing member having a thermosetting resin filled in a predetermined space defined by side and bottom surfaces of the recess and a side surface of the ejection substrate and located upstream of the ejection substrate in a seco...