Patents by Inventor Chris Carl Aschoff

Chris Carl Aschoff 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).

  • Projection light source having multiple light emitting diodes
    Patent number: 7506985
    Abstract: A light source comprises a plurality of light emitting diodes arranged around the perimeter of a reflective optical element, wherein each of the light emitting diodes selectively generates a light beam directed to the reflective optical element. The reflective optical element generates a light path by collimating and reflecting the selectively generated light beams from each of the light emitting diodes.
    Type: Grant
    Filed: October 26, 2005
    Date of Patent: March 24, 2009
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: George Z. Radominski, Charles Otis, Chris Carl Aschoff, Patrick V. Boyd, Eugene W. Oliver