Patents by Inventor James William Zimmerman

James William Zimmerman 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).

  • LED retrofit for fluorescent backlit signs
    Patent number: 8083373
    Abstract: The present invention relates to an LED assembly designed to supplant fluorescent tubes, comprising: an array of standardized LED modules affixed to a lightweight frame resulting in a uniform two dimensional array of LEDs casting their light directly onto a translucent sign panel or, alternatively, a light defusing panel for area lighting. When the application is to retrofit a fixture with fluorescent tubes, the assembly is provided with adapters that attach to the fluorescent tube receptacles.
    Type: Grant
    Filed: July 23, 2009
    Date of Patent: December 27, 2011
    Inventors: James William Zimmerman, Jimmy Myer, William Raymond Sanford
  • LED retrofit for fluorescent backlit signs
    Publication number: 20110019413
    Abstract: The present invention relates to an LED assembly designed to supplant fluorescent tubes, comprising: an array of standardized LED modules affixed to a lightweight frame resulting in a uniform two dimensional array of LEDs casting their light directly onto a translucent sign panel or, alternatively, a light defusing panel for area lighting. When the application is to retrofit a fixture with fluorescent tubes, the assembly is provided with adapters that attach to the fluorescent tube receptacles.
    Type: Application
    Filed: July 23, 2009
    Publication date: January 27, 2011
    Inventors: James William Zimmerman, Jimmy Myer, William Raymond Sanford