ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,486,649, issued on Dec. 2, was assigned to KOBELCO CONSTRUCTION MACHINERY Co. LTD. (Hiroshima, Japan).

"System for detecting abnormal operation of work machines" was invented by Sho Fujiwara (Hiroshima, Japan), Yukihiro Hoso (Hiroshima, Japan), Shingun Kyu (Hiroshima, Japan) and Yoshiki Munemasa (Hiroshima, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for detecting that the motion of an automatically operated work machine is abnormal includes: a target position acquisition unit that acquires target position information about a monitoring target part; an abnormal motion region setting unit that sets an abnormal motion region (Rab) based o...