Patents by Inventor Ethan Paul Hettwer

Ethan Paul Hettwer 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).

  • Passive frequency multiplexer
    Patent number: 10847895
    Abstract: A passive frequency multiplexer includes a beam forming network lens including a plurality of input terminals and a plurality of output terminals; a transmission line for transmitting a signal to the beam forming lens; and a plurality of couplers arranged in series along the transmission line, each of the plurality of couplers comprising an input terminal, an output terminal, and a coupled output terminal, each of the coupled output terminals of the plurality of couplers being coupled to a respective one of the input terminals of the beam forming network lens.
    Type: Grant
    Filed: January 7, 2019
    Date of Patent: November 24, 2020
    Assignee: Raytheon Company
    Inventors: Antony J. Kurth, Ethan Paul Hettwer, Joel C. Roper
  • PASSIVE FREQUENCY MULTIPLEXER
    Publication number: 20190140360
    Abstract: A passive frequency multiplexer includes a beam forming network lens including a plurality of input terminals and a plurality of output terminals; a transmission line for transmitting a signal to the beam forming lens; and a plurality of couplers arranged in series along the transmission line, each of the plurality of couplers comprising an input terminal, an output terminal, and a coupled output terminal, each of the coupled output terminals of the plurality of couplers being coupled to a respective one of the input terminals of the beam forming network lens.
    Type: Application
    Filed: January 7, 2019
    Publication date: May 9, 2019
    Inventors: Antony J. Kurth, Ethan Paul Hettwer, Joel C. Roper