ALEXANDRIA, Va., March 31 -- United States Patent no. 12,591,004, issued on March 31, was assigned to ROHM Co. LTD. (Kyoto, Japan).

"Monitoring circuit, semiconductor integrated circuit device, and vehicle" was invented by Takashi Fujimura (Kyoto, Japan) and Takashi Kira (Kyoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A monitoring circuit includes first and second oscillators, first and second frequency dividers, first and second counters, a determination portion, and an identification portion. The first and second frequency dividers respectively divide frequencies of first and second clock signals outputted from the first and second oscillators, respectively. The first and second counters respe...