ALEXANDRIA, Va., July 21 -- United States Patent no. 12,686,576, issued on July 21, was assigned to Leum Engineering Inc. (Hopkins, Minn.).
"Adjustable mobile loading dock" was invented by Grant Leum (Excelsior, Minn.), Eric Demerath (Shepherd, Mich.) and Nick Benz (Hopkins, Minn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A modular loading dock for placement on a grade, the loading dock including a mobile base having four adjustable leg members, each adjustable leg member including two adjustable feet which contact and conform to the grade, the four leg members defining a top opening to receive a dock leveler into such opening. The modular loading dock may also include two pairs of opposing adjustable p...