ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,741,574, issued on Sept. 22, was assigned to TS TECH Co. LTD. (Saitama, Japan).
"Vehicle seat" was invented by Kazunori Hojo (Tochigi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "To improve the seated feeling of an occupant in a seat having partially different hardness, a vehicle seat includes a seat frame, an S spring which is installed on the seat frame and receives a load of an occupant, and a seat back pad which has a plurality of regions respectively formed of different materials and is disposed between a skin material of the seat and the S spring. The S spring is disposed at a position facing a boundary portion which is provided in the s...