Patents by Inventor Pieter Jan Dwarshuis

Pieter Jan Dwarshuis 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).

  • Composite materials and shaped articles
    Patent number: 9346946
    Abstract: A process for the preparation of a composite material from a particulate binder material having an average particle size (D9 0) of from 15 to 850 pm and a fibrous material having a density of from 150 to 550 kg/m3, comprising the steps of: a) blending the particulate binder material and the fibrous material, preferably in a weight ratio of 60:40 to 10:90, and b) subjecting the blended material obtained in a) to a curing step under increased temperature and pressure to obtain a composite material. The invention further relates to the composite material thus obtained, and to its use as building materials or as panelling.
    Type: Grant
    Filed: December 16, 2011
    Date of Patent: May 24, 2016
    Assignee: HOLLAND COMPOSITES INNOVATION B.V.
    Inventors: Pieter Jan Dwarshuis, Ronald Edward Van Riemsdijk
  • COMPOSITE MATERIALS AND SHAPED ARTICLES
    Publication number: 20130330993
    Abstract: A process for the preparation of a composite material from a particulate binder material having an average particle size (D9 0) of from 15 to 850 pm and a fibrous material having a density of from 150 to 550 kg/m3, comprising the steps of: a) blending the particulate binder material and the fibrous material, preferably in a weight ratio of 60:40 to 10:90, and b) subjecting the blended material obtained in a) to a curing step under increased temperature and pressure to obtain a composite material. The invention further relates to the composite material thus obtained, and to its use as building materials or as panelling.
    Type: Application
    Filed: December 16, 2011
    Publication date: December 12, 2013
    Applicant: HOLLAND COMPOSITES INNOVATION B.V.
    Inventors: Pieter Jan Dwarshuis, Ronald Edward Van Riemsdijk