ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,472,748, issued on Nov. 18, was assigned to SEIKO EPSON Corp. (Tokyo).
"Ink replenishment container and printer" was invented by Tadahiro Mizutani (Shiojiri, Japan) and Yoshihiro Koizumi (Shiojiri, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided an ink replenishment container for replenishing an ink by engaging with an engaging portion included in a printer. The ink replenishment container includes a cylindrical ink outlet, a wall disposed around the ink outlet outside the ink outlet in a radial direction around a central axis of the ink outlet and extending in an axial direction along the central axis, and a recess-and-projection...