Patents by Inventor Norman J. Alexandrowicz

Norman J. Alexandrowicz 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).

  • Potentiometer having improved operating means
    Patent number: 4084675
    Abstract: A potentiometer has a disc mounted on the shaft. A knob embraces the end of the shaft and is biased away from the disc. The knob is slidable along the shaft into engagement with the disc so that rotation of the knob operates the potentiometer.
    Type: Grant
    Filed: August 24, 1976
    Date of Patent: April 18, 1978
    Assignee: Dynapar Corporation
    Inventors: Lee H. Smith, Norman J. Alexandrowicz