Patents by Inventor Achiel E Verheyen

Achiel E Verheyen 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).

  • Monitor has tubular loudspeaker reducing CRT's mask vibrations
    Patent number: 5903656
    Abstract: A loudspeaker system is physically integrated with a monitor. The monitor has a CRT. The loudspeaker system comprises an electro-acoustic transducer, a passive radiator and a tube mounted in between. The tube has a circular cross-section. The tube has an axis that is in parallel with a plane of the CRT's shadow mask.
    Type: Grant
    Filed: March 12, 1997
    Date of Patent: May 11, 1999
    Assignee: Philips Electronics North America Corporation
    Inventors: Guido O. M. D'Hoogh, Achiel E Verheyen