ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,539, issued on Oct. 14.
"Kitchen exhaust systems and methods of operation" was invented by Jeffrey Allen Taylor (Eagle, Idaho).
According to the abstract* released by the U.S. Patent & Trademark Office: "A kitchen exhaust system includes a hood, a vapor passage, a cold air induction system configured to produce cold air, and a mixing chamber. The hood is configured to collect grease-laden vapors from a cooking area. The mixing chamber is fluidly coupled to the hood through the vapor passage to receive the grease-laden vapors from the cooking area and fluidly coupled to cold air induction system to receive the cold air produced by the cold air induction system. The mixing chamber ...