ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,647, issued on April 7, was assigned to AS America Inc. (Piscataway, N.J.).

"Flush valve" was invented by Marin Marinov (East Brunswick, N.J.), Ki Bok Song (Plainview, N.Y.) and Walter Pitsch (Washington, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A flush valve apparatus comprising a housing and a flush valve assembly positioned within the housing, wherein the flush valve assembly is configured to independently perform an automatic flush cycle and a manual flush cycle, the flush valve assembly comprises a sensor, a power source, and an electrical actuator, the sensor is configured to activate the electrical actuator to initiate the automati...