Patents by Inventor Robert Houf

Robert Houf 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 control method and structure therefor
    Publication number: 20060038803
    Abstract: In one embodiment, a plurality of LEDs are connected in series. A substantially constant current is applied to the LEDs. An amount of the current that flows through each LED is selectively controlled to provide light of a desired color and intensity.
    Type: Application
    Filed: August 20, 2004
    Publication date: February 23, 2006
    Inventors: Roger Miller, Robert Houf, Ronald Vinsant