ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,489,439, issued on Dec. 2, was assigned to Apogee Semiconductor Inc. (Plano, Texas).

"Power switch having off indication and method of coordinating" was invented by David A. Grant (Dallas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power switch includes a power device connecting a supply input to an output, and a power switch controller comprising a gate control circuit that turns the power device on and off in response to a command signal and a decision circuit that produces an OFF signal indicating when the power device is fully off. The power device may be integrated or separate from the power switch controller. The gate control circuit may accep...