ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,908, issued on Feb. 24, was assigned to BROTHER KOGYO K.K. (Nagoya, Japan).
"Liquid ejecting device switchable between first state in which two ports are not in communication with each other and second state in which two ports are in communication with each other" was invented by Yuta Arakawa (Nagoya, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A liquid ejecting device includes a head unit and a mounting unit. The head unit includes: a first channel member having a first communication port; and a first electronic member including a first terminal. The mounting unit includes: a second channel member having a second communication port; and a ...