ALEXANDRIA, Va., July 21 -- United States Patent no. 12,686,218, issued on July 21, was assigned to MIMAKI ENGINEERING Co. Ltd. (Nagano, Japan).

"Media exchanger and printing device" was invented by Soichiro Takehana (Nagano, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A printer includes a printing portion that performs printing on a media, and a media exchanger that can hold a roll of a plurality of media and can move a specific roll among the rolls to a media supply position where the media can be supplied from the roll to the printing portion. The media exchanger includes a plurality of media holding parts and a rotating part. Each media holding part includes a set of clamping parts that rotatabl...