ALEXANDRIA, Va., July 15 -- United States Patent no. 12,660,920, issued on June 23, was assigned to Haier US Appliance Solutions Inc. (Wilmington, Del.).

"Appliance and shelf position tuning system" was invented by David Meese (Evansville, Ind.), Nurein Ibrahim Ahmed (Louisville, Ky.) and Mark Allen Stout (Elberfeld, Ind.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An appliance includes a basket having a bottom wall and a plurality of sidewalls forming an interior compartment. The basket includes a first positioning wall and a second positioning wall extending from the bottom wall. The first positioning wall extends substantially co-directional to a first axis. The second positioning wall extends substant...