Patents by Inventor David R. Tolman

David R. Tolman 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).

  • Publication number: 20230135141
    Abstract: An antenna heater for heating an antenna includes a heating panel that is configured for attachment to the antenna and comprising heating tracks. The heating tracks are spaced apart from each other and each includes an electrically-conductive trace and positive temperature coefficient (PTC) elements. The PTC elements are electrically connected to the electrically-conductive trace, spaced apart along the electrically-conductive trace, and made of a PTC material having an equilibrium temperature greater than 0° C.
    Type: Application
    Filed: November 1, 2021
    Publication date: May 4, 2023
    Inventors: John D. Seaton, Michael J. Roberts, Christopher P. Kinder, David R. Tolman