Patents by Inventor Karel Goossens

Karel Goossens 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).

  • Loudspeaker with a helmholtz resonator
    Patent number: 9693132
    Abstract: The present invention relates to a loudspeaker (1).
    Type: Grant
    Filed: August 1, 2014
    Date of Patent: June 27, 2017
    Assignee: PSS BELGIUM N.V.
    Inventor: Karel Goossens
  • A LOUDSPEAKER WITH A HELMHOLTZ RESONATOR
    Publication number: 20160165335
    Abstract: The present invention relates to a loudspeaker (1).
    Type: Application
    Filed: August 1, 2014
    Publication date: June 9, 2016
    Applicant: PSS BELGIUM N.V.
    Inventor: Karel Goossens
  • Mass loading for piston loudspeakers
    Patent number: 8695753
    Abstract: A diaphragm for a loudspeaker including a plurality of masses, each mass being substantially the same radial distance from the center of the diaphragm, the plurality of masses being divided into two arrays, each array including one or more individual masses, wherein, in use, at a selected frequency, the pair of arrays act to produce a dominant bending moment, and, the center of the diaphragm lies substantially on the axis of the dominant bending moment, wherein, the dominant bending moment is the bending moment produced by the combination of masses which has the greatest magnitude, if they produce more than one bending moment.
    Type: Grant
    Filed: February 21, 2011
    Date of Patent: April 15, 2014
    Assignee: PSS Belgium NV
    Inventors: Karel Goossens, Onur Ilkorur, David Corynen, Charalampos Ferekidis, Karl-Heinz Fink
  • MASS LOADING FOR PISTON LOUDSPEAKERS
    Publication number: 20130056296
    Abstract: A diaphragm for a loudspeaker including a plurality of masses, each mass being substantially the same radial distance from the centre of the diaphragm, the plurality of masses being divided into two arrays, each array including one or more individual masses, wherein, in use, at a selected frequency, the pair of arrays act to produce a dominant bending moment, and, the centre of the diaphragm lies substantially on the axis of the dominant bending moment, wherein, the dominant bending moment is the bending moment produced by the combination of masses which has the greatest magnitude, if they produce more than one bending moment.
    Type: Application
    Filed: February 21, 2011
    Publication date: March 7, 2013
    Applicant: PSS BELGIUM N.V.
    Inventors: Karel Goossens, Onur Ilkorur, David Corynen, Charalampos Ferekidis, Karl-Heinz Fink