Patents by Inventor John F. Moskal

John F. Moskal 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).

  • Heat scavenger
    Patent number: 4392610
    Abstract: A heat scavenger or heat recovery system is provided for use with a furnace such as a hot air furnace, wherein the incoming air to the furnace is preheated, and wherein the exhaust or waste heat that is ordinarily lost up the chimney is recovered and used for preheating the incoming air for the furnace to be used in a home or other building.
    Type: Grant
    Filed: April 2, 1980
    Date of Patent: July 12, 1983
    Inventor: John F. Moskal