ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,550,976, issued on Feb. 17, was assigned to ASICS Corp. (Kobe, Japan).
"Shoe sole and shoe" was invented by Masanori Sakamoto (Kobe, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A shoe sole includes a shock absorber that buckles when the shock absorber receives compressive force applied in a normal direction to a ground contact surface. When a load is applied to the shoe sole, the shock absorber starts to buckle in a state in which a stress occurring in the shock absorber is within a range from 0.15 MPa to 0.80 MPa and a strain of the shock absorber is within a range from 10% to 60%. When a time point at which a strain energy density of the shoc...