Patents by Inventor Matthew Jamison

Matthew Jamison 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).

  • Beehive ventilator
    Patent number: 4512050
    Abstract: A ventilator for a beehive having a longitudinally extending vent passage therein open at at least one end, a base adapted to be mounted on the cover of the beehive and having at least one vent opening communicating with the interior of the beehive and a control for opening and adjusting the vent opening.
    Type: Grant
    Filed: January 25, 1984
    Date of Patent: April 23, 1985
    Inventors: Matthew Jamison, Charles C. Sharp