ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,131, issued on Oct. 28, was assigned to BROTHER KOGYO K.K. (Nagoya, Japan).
"Ink discharging apparatus" was invented by Rie Joboji (Nagoya, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided an ink discharging apparatus including: a tank configured to store an ink; a head configured to discharge the ink supplied from the tank; a supply pipe connecting the tank and the head; a pump arranged in the supply pipe, the pump being configured to transfer the ink from the tank to the head; a pipe branching upward from the supply pipe; and a pressure sensor connected to an upper end part of the pipe. The pipe has an upper tube part and a l...