ALEXANDRIA, Va., June 19 -- United States Patent no. 12,330,539, issued on June 17, was assigned to TS TECH Co. LTD. (Asaki, Japan).
"Seat-rotating device" was invented by Haruki Mochizuki (Tochigi, Japan), Takeshi Akutsu (Tochigi, Japan) and Takuji Kaneda (Tochigi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "In a seat-rotating device that enables a seat to be rotated on a base member, a rattle-suppressing member operating in association with a lock member, which switches between the locked state in which rotation of an annular rotating member supporting a seat frame is prevented and release of the locked state, is in close contact with both a support member and the annular rotating member when the ...