US Patent Issued to SEIKO EPSON on Oct. 7 for "Attachment and printing system" (Japanese Inventors)

ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,481, issued on Oct. 7, was assigned to SEIKO EPSON Corp. (Tokyo).

"Attachment and printing system" was invented by Shun Oya (Kiso-machi, Japan), Yoshihiro Koizumi (Shiojiri, Japan), Tadahiro Mizutani (Shiojiri, Japan) and Takumi Nagashima (Matsumoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An attachment that is detachably mounted to a cartridge mounting unit of a printing apparatus, the cartridge mounting unit including a liquid introduction portion that receives a liquid, and a restricting mechanism that restricts a rotation movement of an incompatible cartridge in a rotation mounting direction to be mounted by interfering with the inco...