Patents by Inventor Andrew Denholm

Andrew Denholm 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).

  • Bakery oven
    Patent number: 4039278
    Abstract: A tunnel oven for bakery purposes has a plurality of horizontally- and vertically-spaced hot air supply orifices in each of its vertical walls. At least some and preferably all such orifices are individually adjustable slots. Each wall also has air extraction orifices connected to suitable ducting.
    Type: Grant
    Filed: March 13, 1975
    Date of Patent: August 2, 1977
    Inventor: Andrew Denholm