Patents by Inventor Mark J. Augustine

Mark J. Augustine 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).

  • Grounding and ground fault detection circuits
    Patent number: 4580186
    Abstract: In an AC electric power system including a voltage source having a live conductor and a neutral, a grounding and ground fault detection circuit connected between the neutral and ground potential and comprising, in series, a current limiter, a rectifier, and a signal generator for providing a control signal in response to a ground fault current.
    Type: Grant
    Filed: May 20, 1985
    Date of Patent: April 1, 1986
    Inventors: Douglas F. Parker, W. Garth Bradshaw, Mark J. Augustine