ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,384,150, issued on Aug. 12, was assigned to Canon K.K. (Tokyo).
"Liquid ejection head and liquid ejection apparatus" was invented by Yoshiyuki Nakagawa (Kanagawa, Japan), Takuro Yamazaki (Tokyo), Akiko Hammura (Tokyo) and Atsushi Teranishi (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A liquid ejection head and liquid ejection apparatus are capable of reducing or preventing a decrease in image quality without increasing the chip size. To achieve this, a configuration is employed in which a bonding layer is not provided between a liquid supply substrate and channel partitions between common supply channels and common collection channels...