Patents by Inventor Denis G. Hays

Denis G. Hays 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).

  • Scent dispenser
    Patent number: 5359801
    Abstract: A scent dispenser includes an upper reservoir which holds a liquid scent source and a lower chamber which houses an adjustable burner. The burner emits heat to the upper reservoir and exhausts through a central vent pipe, causing the scent held in the upper chamber to volatilize. Exhaust from the vent pipe entrains volatilized scent and carries it into the atmosphere. A method for dispensing scent is also disclosed.
    Type: Grant
    Filed: July 26, 1993
    Date of Patent: November 1, 1994
    Inventors: Raymond S. Mattucci, Denis G. Hays, Chris A. Oplinger