ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,474, issued on Dec. 9, was assigned to ORGANO Corp. (Tokyo).
"Cartridge attachment structure and cartridge" was invented by Kaoru Honda (Tokyo), Tadashi Sato (Tokyo) and Akihiro Suzawa (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cartridge attachment structure includes: a cover whose one end is attached to a pivot shaft for opening and closing a storage space; a support member attached to the pivot shaft and supporting a cartridge; and a pair of lifting-up members attached to the cover such that the cartridge can be sandwiched along the side surface of the cartridge. A groove is formed on each of the opposing inner surfaces of the lifting-...