Patents by Inventor Keith E. GRAEBER

Keith E. GRAEBER 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).

  • Hybrid source lighting system
    Patent number: 8820959
    Abstract: A lighting fixture system, comprising a first illuminant, a secondary illuminant; and a sensor configured to detect a predetermined condition, the sensor being coupled to the first illuminant and the secondary illuminant, the first illuminant and the secondary illuminant comprising different light sources, the sensor configured to cause modulation of the first illuminant and the secondary illuminant in response to detection of the pre-determined condition.
    Type: Grant
    Filed: January 3, 2012
    Date of Patent: September 2, 2014
    Inventors: Michael O. Nevins, Keith E. Graeber, Michael Jay Siminovitch, Konstantinos Papamichael
  • Hybrid source lighting system
    Patent number: 8632209
    Abstract: A lighting fixture system, comprising a first illuminant, a secondary illuminant; and a sensor configured to detect a predetermined condition, the sensor being coupled to the first illuminant and the secondary illuminant, the first illuminant and the secondary illuminant comprising different light sources, the sensor configured to cause modulation of the first illuminant and the secondary illuminant in response to detection of the pre-determined condition.
    Type: Grant
    Filed: July 28, 2011
    Date of Patent: January 21, 2014
    Assignees: Full Spectrum Solutions, The Regents of the University of California
    Inventors: Keith E. Graeber, Michael Olen Nevins, Michael Jay Siminovitch, Konstantinos Papamichael
  • HYBRID SOURCE LIGHTING SYSTEM
    Publication number: 20120195036
    Abstract: A lighting fixture system, comprising a first illuminant, a secondary illuminant; and a sensor configured to detect a predetermined condition, the sensor being coupled to the first illuminant and the secondary illuminant, the first illuminant and the secondary illuminant comprising different light sources, the sensor configured to cause modulation of the first illuminant and the secondary illuminant in response to detection of the pre-determined condition.
    Type: Application
    Filed: January 3, 2012
    Publication date: August 2, 2012
    Inventors: Michael Olen Nevins, Keith E. Graeber, Michael Jay Siminovitch, Konstantinos Papamichael
  • HYBRID SOURCE LIGHTING SYSTEM
    Publication number: 20120026733
    Abstract: A lighting fixture system, comprising a first illuminant, a secondary illuminant; and a sensor configured to detect a predetermined condition, the sensor being coupled to the first illuminant and the secondary illuminant, the first illuminant and the secondary illuminant comprising different light sources, the sensor configured to cause modulation of the first illuminant and the secondary illuminant in response to detection of the pre-determined condition.
    Type: Application
    Filed: July 28, 2011
    Publication date: February 2, 2012
    Inventors: Keith E. GRAEBER, Michael Olen NEVINS, Michael Jay SIMINOVITCH, Konstantinos Papamichael