Patents by Inventor Sabine Hackl

Sabine Hackl 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).

  • Mixer circuit
    Publication number: 20040082307
    Abstract: A mixer circuit has an additional capacitance connected between the emitters of the input transistor pair to which the RF input signal is applied.
    Type: Application
    Filed: June 9, 2003
    Publication date: April 29, 2004
    Inventor: Sabine Hackl