ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,504,461, issued on Dec. 23, was assigned to STMicroelectronics International N.V. (Geneva).

"Aging proof delay circuit" was invented by Francois Tailliet (Fuveau, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein is a detector circuit including a first detector configured to receive an input signal and generate a first detector output signal indicative of the input signal having reached a first activation threshold and a second detector configured to receive the input signal and, when enabled by the first detector output signal, generate a second detector output signal indicative of the input signal having reached a second activatio...