ALEXANDRIA, Va., July 28 -- United States Patent no. 12,690,672, issued on July 28, was assigned to PROTREND Co. LTD. (Taipei City, Taiwan).
"Adjustable lift combined type shelf" was invented by Shun-Yi Chen (Taipei City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An adjustable lift combined type shelf is provided. The adjustable lift combined type shelf includes a plurality of post components, several assembly fixtures, multiple fastening holes, and several storage layers. The post components include tubes and holes. The assembly fixtures have assembly columns that are installed into the holes of the post components, allowing the assembly fixtures to be mounted on the upper and lower ends of the ...