Patents by Inventor Roland Reuschle

Roland Reuschle 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).

  • Selectable tuner preamplifier
    Patent number: 4763082
    Abstract: In a selectable tuner preamplifier with a field-effect transistor tetrode comprised of a compound semiconductor and having the high-frequency input signal fed to one gate electrode and the control signal for controlling the high-frequency input signal fed to the other gate electrode, a component with a diode characteristic is provided for prevention of undesired current flow at the gate electrode controlling the high-frequency input signal when a band is selected and control voltage is applied.
    Type: Grant
    Filed: May 6, 1987
    Date of Patent: August 9, 1988
    Assignee: Telefunken Electronic GmbH
    Inventor: Roland Reuschle