Patents by Inventor Paul Drew Ehrensberger, Jr.

Paul Drew Ehrensberger, Jr. 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).

  • Electrical circuit tracing and identifying apparatus and method
    Patent number: 6933712
    Abstract: A transmitter that is electrically connected to a circuit and an associated receiver is used to identify an element of that circuit in the presence of other circuits. This may be used in AC or DC systems that are powered or not to identify or trace circuit elements such as lines, junctions, switches, fuses, or breakers. One version that identifies the circuit breaker of the circuit connected to the transmitter in a powered AC distribution system.
    Type: Grant
    Filed: July 15, 2002
    Date of Patent: August 23, 2005
    Assignee: Zircon Corporation
    Inventors: Larry Miller, Paul Drew Ehrensberger, Jr.