ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,559,896, issued on Feb. 24, was assigned to TAKEUCHI CONSTRUCTION Co. LTD. (Mihara, Japan).
"Ground improvement body" was invented by Kinji Takeuchi (Mihara, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A ground improvement body includes a horizontal plate-shaped upper improvement body and a lattice-shaped lower improvement body. The depth of the lower improvement body is gradually increased from an outer peripheral part of the ground improvement body toward a center part of the ground improvement body. Thus, ground contact pressure of the ground improvement body is balanced between its outer peripheral part and center part."
The patent was fil...