Patents by Inventor Roy L. Turknett

Roy L. Turknett has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Cooking apparatus ventilation system with recycling air flow
    Patent number: 4846146
    Abstract: A cooking apparatus ventilation system which evacuates smoke and vapors to allow indoor cooking. Air is evacuated through ventilation channels which surround all but one side of the cooking surface. A layer of air is directed from the fourth side across the cooking surface to push the smoke and vapor into the ventilation channels. A portion of the evacuated air is recycled back across the cooking surface to enhance the flavor of the food being cooked.
    Type: Grant
    Filed: January 15, 1988
    Date of Patent: July 11, 1989
    Inventors: James L. Tucker, Takatoshi Yano, Roy L. Turknett
  • Cooking apparatus ventilation system
    Patent number: 4821704
    Abstract: A cooking apparatus ventilation system which evacuates smoke and vapors to allow indoor cooking. Air is evacuated through ventilation channels which surround all but one side of the cooking surface. A layer of air is directed from the fourth side across the cooking surface to push the smoke and vapor into the ventilation channels.
    Type: Grant
    Filed: January 14, 1988
    Date of Patent: April 18, 1989
    Inventors: James L. Tucker, Takatoshi Yano, Roy L. Turknett