ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,392,093, issued on Aug. 19, was assigned to OBAYASHI ROAD Corp. (Tokyo).
"Multilayer precast paved road" was invented by Katsuji Fukumoto (Tokyo), Shuhei Mitsutani (Tokyo), Masanori Sato (Tokyo), Yosuke Matsushita (Tokyo), Shiori Nakasai (Tokyo) and Tatsunori Mitsuda (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a multilayer precast paved road that enables simple coupling between upper pavement panels and lower pavement panels using joint members and enables easy and quick assembly and removal without requiring a large number of processes. A multilayer precast paved road including a plurality of precast lower pavement panels l...