ALEXANDRIA, Va., March 31 -- United States Patent no. 12,591,008, issued on March 31, was assigned to Rohm Co. Ltd. (Kyoto, Japan).

"Semiconductor device, vehicle-mounted appliance, and consumer appliance" was invented by Yuji Kurotsuchi (Kyoto, Japan), Takashi Esumi (Kyoto, Japan), Tomokazu Okada (Kyoto, Japan) and Hiromitsu Kimura (Kyoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "For example, a semiconductor device includes a first region configured to be always kept in a power-on state regardless of whether in a first operation mode or a second operation mode, a second region configured to be in a power-on state in the first operation mode and in a power-off state in the second operation mode, ...