ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,483, issued on March 17, was assigned to MURATA MANUFACTURING Co. LTD. (Kyoto, Japan).
"Three output DC voltage supply with short circuit protection" was invented by Frank Warnes (Milton Keynes, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power supply circuit for providing a positive, intermediate, and negative voltage supply includes positive and negative DC voltage buses that connect to a power source; a first voltage divider that is connected between the positive and the negative DC voltage buses, that includes a first transistor connected to the negative DC voltage bus, and that provides the intermediate voltage supply; a sec...