ALEXANDRIA, Va., July 15 -- United States Patent no. 12,664,638, issued on June 23, was assigned to NEC Corp. (Tokyo).
"State determination apparatus, state determination method, and computer-readable recording medium" was invented by Hiroshi Imai (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A state determination apparatus acquires each of time-series fixed images obtained by shooting a rotating object via a first optical device that rotates and emits incident light; calculates a displacement amount of a plurality of specific points on the object, and calculates a difference between the displacement amount of a reference specific point and the displacement amount of each specific point other than th...