Patents by Inventor Charles E. Watson

Charles E. Watson 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).

  • Patent number: 7249464
    Abstract: A device includes a backpack that includes a cavity extending from a top to a bottom edge thereof. A fan is partially seated within the cavity and blows ambient air towards the operator. A heat sink is mated to the fan, disposed anterior thereof and is situated for allowing the air to pass therethrough. A thermal electric plate is conjoined to the heat sink. A thermal conductive plate is coupled to the thermal electric plate. An aluminum plate is conjoined to the thermal conductive plate. A first fastener is positioned through the heat sink, thermal electric plate and thermal conductive plate. Second and third fasteners are positioned through the aluminum and thermal conductive plates. A mechanism is included for supplying power to the fan and the thermal electric plate from a single power supply source.
    Type: Grant
    Filed: July 28, 2005
    Date of Patent: July 31, 2007
    Inventor: Charles E. Watson