Patents by Inventor Edwin J. Cowan

Edwin J. Cowan 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).

  • Infrared water heater
    Patent number: 4510890
    Abstract: A fluid heater consists of a water tank, to the side of which is mounted an infrared burner which radiates heat at very high temperature, horizontally, against the side wall of the tank. Burned gases are conducted upward in heat conducting relation with the water in the tank and are then vented.
    Type: Grant
    Filed: April 11, 1983
    Date of Patent: April 16, 1985
    Inventor: Edwin J. Cowan