Patents by Inventor Alan Bagley

Alan Bagley 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).

  • Optical frost sensor
    Publication number: 20080149837
    Abstract: The present invention relates to a device and method for operating a fully automatic, “on demand” refrigeration defrost cycle and controlling the frost build-up on the evaporative surfaces of both medium temperature (above freezing), and low temperature (below freezing) refrigeration devices or on any system or device requiring control by optical contrast.
    Type: Application
    Filed: February 29, 2008
    Publication date: June 26, 2008
    Inventors: Alan Bagley, Jeffrey Bagley
  • Optical frost sensor
    Patent number: 7337621
    Abstract: The present invention relates to a device and method for operating a fully automatic, “on demand” refrigeration defrost cycle and controlling the frost build-up on the evaporative surfaces of both medium temperature (above freezing), and low temperature (below freezing) refrigeration devices or on any system or device requiring control by optical contrast.
    Type: Grant
    Filed: January 7, 2005
    Date of Patent: March 4, 2008
    Assignee: BBC Enterprises, Inc.
    Inventors: Alan Bagley, Jeffrey Bagley
  • Optical frost sensor
    Publication number: 20050189493
    Abstract: The present invention relates to a device and method for operating a fully automatic, “on demand” refrigeration defrost cycle and controlling the frost build-up on the evaporative surfaces of both medium temperature (above freezing), and low temperature (below freezing) refrigeration devices or on any system or device requiring control by optical contrast.
    Type: Application
    Filed: January 7, 2005
    Publication date: September 1, 2005
    Inventors: Alan Bagley, Jeffrey Bagley