ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,780,537, issued on Nov. 3, was assigned to Daifuku Co. Ltd. (Osaka, Japan).
"Ceiling storage rack and conveyance system" was invented by Masaru Sato (Komaki, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Achieved is a ceiling storage rack that can accommodate a plurality of objects. A ceiling storage rack that stores an object and is suspended from a ceiling includes a plurality of shelves that are able to be raised and lowered and a raising and lowering section that raises and lowers the plurality of shelves, vertically adjacent ones of the plurality of shelves being able to come closer to each other so that a distance therebetween is smaller tha...