ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,567, issued on April 14, was assigned to Shanghai Kohler Electronics Ltd. (Shanghai).

"Power supply system for smart toilet" was invented by Yingfeng Wang (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "The application discloses a power supply system for an smart toilet, which comprises: a controller power supply circuit, an assembly driving power supply circuit, a controller circuit and a driving component circuit, an input end of the controller power supply circuit is electrically connected with an external power supply, an input end of the assembly driving power supply circuit is electrically connected with the external power supply, an...