Patents by Inventor David Sealer

David Sealer 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).

  • Circuit arrangement for zero point balancing of an integrated operational amplifier
    Patent number: 4651110
    Abstract: In a zero point balancing system employing a balance capacitor switched by means of semiconductor switches, balancing errors due to parasitic capacitance of these switches, as well as due to picked up interferences at the output of the operational amplifier, are avoided with the assistance of an RC element connected in a defined fashion.
    Type: Grant
    Filed: September 24, 1985
    Date of Patent: March 17, 1987
    Assignees: Advanced Micro Devices, Inc., Siemens Aktiengesellschaft
    Inventors: Robert Lechner, David Sealer