Patents by Inventor Jacobus Gerardus Boerkekamp

Jacobus Gerardus Boerkekamp 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).

  • Light scattering by controlled porosity in optical ceramics for LEDs
    Patent number: 8728835
    Abstract: The present invention relates to a light emitting device (100) comprising at least one light emitting diode (101) and at least one porous ceramic element (102), which ceramic element (102) is arranged to receive light from the light emitting diode(s) (101). The present invention also relates to methods for the manufacture of the light emitting device (100) and of the porous ceramic element (102).
    Type: Grant
    Filed: January 9, 2009
    Date of Patent: May 20, 2014
    Assignee: Koninklijke Philips N.V.
    Inventors: Jacobus Gerardus Boerkekamp, Oliver Steigelmann, Henricus Albertus Maria Van Hal, Johannes Francisucs Maria Cillessen
  • LIGHT SCATTERING BY CONTROLLED POROSITY IN OPTICAL CERAMICS FOR LEDS
    Publication number: 20100276717
    Abstract: The present invention relates to a light emitting device (100) comprising at least one light emitting diode (101) and at least one porous ceramic element (102), which ceramic element (102) is arranged to receive light from the light emitting diode(s) (101). The present invention also relates to methods for the manufacture of the light emitting device (100) and of the porous ceramic element (102).
    Type: Application
    Filed: January 9, 2009
    Publication date: November 4, 2010
    Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.
    Inventors: Jacobus Gerardus Boerkekamp, Oliver Steigelmann, Henricus Albertus Maria Van Hal, Johannes Francisucs Maria Cillessen