ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,524, issued on Oct. 7, was assigned to HITACHI ASTEMO LTD. (Ibaraki, Japan).

"Slip state detection apparatus and suspension control apparatus" was invented by Yuki Yoshida (Hitachinaka, Japan), Ryusuke Hirao (Hitachinaka, Japan) and Shingo Nasu (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A suspension control apparatus includes a slip state detection apparatus configured to detect a slip state of a wheel. The slip state detection apparatus includes a tire characteristic-considered slip ratio determination portion configured to determine a tire characteristic-considered slip ratio, which is a coefficient for correcting a slip ratio of the whe...