ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,030, issued on May 13.
"Valve system and methods" was invented by Chan How Kiat (Singapore) and Rafael A. Feria (Pickens, S.C.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A water distribution apparatus and method including cold and hot water supplies, a fan coil (or chilled beam device), a control valve having cold and hot water inlets and outlets, cold and hot water outputs configured to supply cold and hot water to the fan coil, cold and hot water return inlets configured to receive from the fan coil the water supplied by the cold and/or water outputs and outputting the cold and/or hot water to the cold and hot water supply lines, respectively,...