ALEXANDRIA, Va., June 5 -- United States Patent no. 12,276,341, issued on April 15, was assigned to NORITZ Corp. (Hyogo, Japan).

"Valve device and hot water supply device" was invented by Ryoji Ouchi (Hyogo, Japan), Kenichi Nakayama (Hyogo, Japan) and Masahiro Mori (Hyogo, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A valve device includes: a case having a valve chamber and first to third water communication ports communicating with the valve chamber; first and second valve bodies disposed in the valve chamber; and a shaft body connected with the first valve body. The first valve body is rotated about a central axis of the shaft part. The second valve body is rotated about the central axis together ...