ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,163, issued on Oct. 14, was assigned to NEOPERL AG (Reinach, Switzerland).
"Fast switch and corresponding use" was invented by Chih-Hung Kao (New Taipeh, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fast switch for a sanitary device, which fast switch is designed to connect a water source and a water outlet apparatus, the fast switch includes a tube body with a water inlet end for connecting to the water source, a water outlet end to connect to the water outlet apparatus, with both being able to approach or move away from each other, and a pressing piece disposed on the water outlet end that moves therewith; and a valve body in the tube b...