ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,523,030, issued on Jan. 13, was assigned to Kohler (China) Investment Co. Ltd. (Shanghai).
"Toilet foam apparatus" was invented by Junfeng Sun (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "A toilet foam generating mechanism includes: a foam generating cavity, including a foam outlet; a foam spray nozzle in communication with the foam outlet; and a foaming liquid adding passage in communication with the foam generating cavity. The foaming liquid adding passage includes: a foaming liquid chamber; and a liquid suction device, including a first end in communication with the foaming liquid chamber and a second end in communication with the foam ge...