Patents by Inventor Granger Haugh

Granger Haugh 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).

  • Microwave drying device and method
    Patent number: 4549053
    Abstract: Method and device in which a suspension in air or other gas of liquid droplets or fine particles containing an electromagnetic energy absorbent component is subjected to microwave radiation to apply energy to the droplets or particles as they fall to a collection point.
    Type: Grant
    Filed: March 7, 1983
    Date of Patent: October 22, 1985
    Inventor: Granger Haugh