Patents by Inventor Philip Atwater

Philip Atwater 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).

  • Wireless communications system
    Publication number: 20050079818
    Abstract: A microwave communications system enhances microwave wave propagation in tunnels, mines and the like by transmitting and receiving communications signals at frequencies ranging from 5 GHz to 15 GHz. Duplex transmissions and call signal alarm functionality provide enhanced safety features for workers.
    Type: Application
    Filed: July 23, 2003
    Publication date: April 14, 2005
    Inventors: Philip Atwater, James DeHaan, Malin Jacobs