Patents by Inventor Bruce A. Walsh

Bruce A. Walsh 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).

  • Energy recovery circuit for use in a converter
    Patent number: 5864471
    Abstract: A full-bridge converter circuit which implements an energy recovery circuit. The energy recovery circuit provides clamping of an output diode reverse voltage to a primary bank voltage of an inverter and is further configured to re-circulate excess absorbed energy to the inverter circuit.
    Type: Grant
    Filed: March 28, 1997
    Date of Patent: January 26, 1999
    Inventors: Neil A. Kammiller, Bruce A. Walsh