Patents by Inventor Ronald Muller

Ronald Muller 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).

  • Method and device for dosing powdered materials
    Patent number: 6253968
    Abstract: A method is provided for dosing powdered material from a supply container having a vertically suspending discharge tube of an elastically deformable material, by squeezing said discharge tube at locations, which periodically move along a part of the discharge tube length. In this method, the squeezing of the discharge tube is effected in a similar way as the flexible tube of a peristaltic pump of the type, with which the tube engages a support wall on one side and with which a peristaltic mechanism is provided on the opposite side for squeezing the tube according to a travelling wave, the length of which does not exceed one single wave length.
    Type: Grant
    Filed: January 19, 1999
    Date of Patent: July 3, 2001
    Assignee: Diversey Lever Inc.
    Inventors: Jakob Van Dijk, Ruud Klarenbeek, Leendert Los, Miro Pobuda, Lucas Alphonsus Evers, Ronald Müller
  • Solarium
    Patent number: D509300
    Type: Grant
    Filed: August 30, 2004
    Date of Patent: September 6, 2005
    Assignee: Koninklijke Philips Electronics, N.V.
    Inventor: Ronald Muller