Patents by Inventor Gary M. Shatto

Gary M. Shatto 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).

  • AC Uninterruptible power system
    Patent number: 4473756
    Abstract: A system to provide substantially uninterruptible AC power. Line voltage is applied to a load through a solid state electronic switch. A squarewave inverter powered by batteries in connected across the load. When line power is reduced to a predetermined level, the switch opens disconnecting the line, and after a short time delay of less than a millisecond, the inverter starts. Upon restoration of normal line power, the process is reversed; the inverter stops and after a like short time delay, the switch closes reconnecting the line.
    Type: Grant
    Filed: May 23, 1983
    Date of Patent: September 25, 1984
    Assignee: Caloyeras, Inc.
    Inventors: Wayne H. Brigden, Gary M. Shatto