Patents by Inventor Hanns P. Sailer

Hanns P. Sailer 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).

  • Digital circuit interrupter with battery back-up facility
    Patent number: 5485343
    Abstract: A digital circuit interrupter utilizing current transformers for operating power is provided with a re-chargeable battery to power-up the trip unit as well as to power the display after an overcurrent trip occurrence to enable an operator to determine both the magnitude as well as the cause of the overcurrent condition.
    Type: Grant
    Filed: February 22, 1994
    Date of Patent: January 16, 1996
    Assignee: General Electric Company
    Inventors: Esteban Santos, Hanns P. Sailer, Paul H. Singer, Indrajit Purkayastha
  • Electronic circuit interrupter with combined keypad and display
    Patent number: 4945443
    Abstract: An electronic circuit interrupter digital display and keypad device includes a display to view circuit breaker settings combined with a keypad to select settings and values to be displayed. The display and keypad device connects to an electronic trip unit within the circuit interrupter by means of a tamper-free seal to prevent the circuit interrupter set points from being changed without authorization. Alternatively, a password-operated control switch provides a similar function.
    Type: Grant
    Filed: September 14, 1989
    Date of Patent: July 31, 1990
    Assignee: General Electric Company
    Inventors: Mark S. DeBiasi, Robert J. Danek, Hanns P. Sailer, Ira B. Goldman, David J. Lesslie