Patents by Inventor Carroll Miller

Carroll Miller 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).

  • Electroluminescent illumination for a magnetic compass
    Patent number: 7001036
    Abstract: An illumination device for a magnetically sensitive instrument comprising a magnetically sensitive instrument, preferably a magnetic compass needle, and an electroluminescent device comprising an electroluminescent panel positioned behind and facing the magnetically sensitive instrument such that when the electroluminescent panel is activated, the magnetically sensitive instrument is illuminates by the electroluminescent light. The device is powered by a battery and further comprises a driver circuit to control the electroluminescent panel and switching means to engage and disengage the battery for selective operation of the light source.
    Type: Grant
    Filed: May 13, 2004
    Date of Patent: February 21, 2006
    Assignee: Universal Plastics Products, Inc.
    Inventors: Carroll Miller, Andrew Wilson
  • Electroluminescent illumination for a magnetic compass
    Publication number: 20040228116
    Abstract: An illumination device for a magnetically sensitive instrument comprising a magnetically sensitive instrument, preferably a magnetic compass needle, and an electroluminescent device comprising an electroluminescent panel positioned behind and facing the magnetically sensitive instrument such that when the electroluminescent panel is activated, the magnetically sensitive instrument is illuminates by the electroluminescent light. The device is powered by a battery and further comprises a driver circuit to control the electroluminescent panel and switching means to engage and disengage the battery for selective operation of the light source.
    Type: Application
    Filed: May 13, 2004
    Publication date: November 18, 2004
    Inventors: Carroll Miller, Andrew Wilson