ALEXANDRIA, Va., July 3 -- United States Patent no. 12,343,644, issued on July 1.
"Rock-climbing pinball table" was invented by Chung-Piao Tsao (Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rock climbing pinball table includes: a back plate, first side plate, front plate and second side plate, combined with each other one by one to form a hollow polygonal box, tops of the first side plate and second side plate respectively provided with a first through hole and third through hole, a top of the front plate spaced with a plurality of first through holes, and the front plate provided with a plurality of first penetrating holes at intervals; and a hanging unit, including a rope and bearing ele...