Patents by Inventor Huynh Hy Co

Huynh Hy Co 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).

  • Drafthood adapter assembly particularly for stoves and fireplaces
    Patent number: 6543437
    Abstract: A drafthood assembly for inclusion within a vent stack for a direct venting stove or fireplace, converting the direct venting stove or fireplace for use with a natural venting flue. The assembly includes an air intake section for feeding ambient room air into the combustion chamber and an exhaust gas section for feeding ambient room air into the products of combustion that are exhausted from the combustion chamber in order to cool the exhaust gas products so that a B-vent type flue can be used to carry the exhaust gas products out of the dwelling.
    Type: Grant
    Filed: November 10, 2000
    Date of Patent: April 8, 2003
    Assignee: CFM Corporation
    Inventors: Duong Luu, Huynh Hy Co, Patrick Kelly, Thomas J. Beal