Patents by Inventor Klaas Nieuwenhuis

Klaas Nieuwenhuis 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).

  • Publication number: 20020090505
    Abstract: Retroreflecting road marking system comprising a coating layer which is composed of a binder, glass beads, one or more pigments, and fillers, on which immediately after its application and prior to its complete cooling, drying and/or curing glass beads have been introduced, the coating layer comprising a composition composed of:
    Type: Application
    Filed: November 9, 2001
    Publication date: July 11, 2002
    Inventors: Hendrik Stoffers, Klaas Nieuwenhuis
  • Patent number: 6368660
    Abstract: Retroreflecting road marking system comprising applying a coating layer which is composed of a binder, glass beads, one or more pigments, and fillers, on which immediately after its application and prior to its complete cooling, drying and/or curing glass beads have been introduced, the coating layer comprising a composition composed of: 30-70 wt. % of glass beads having a particle size distribution in the range of 0.8 to 3.5 mm, 3-30 wt. % of TiO2, 5-40 wt. % of fillers and/or aggregate, as well as 10-40 wt. % of binder, and the particle size distribution of the glass beads introduced immediately after application being in the range of 100 to 600 &mgr;m, preferably in the range of 100 to 300 &mgr;m. Through the effect of traffic the retroreflecting road marking system according to the invention attains good retroreflecting properties soon after application and also in the wet state and loses these properties far less quickly, even after busy traffic.
    Type: Grant
    Filed: November 19, 1999
    Date of Patent: April 9, 2002
    Assignee: Akzo Nobel N.V.
    Inventors: Hendrik Stoffers, Klaas Nieuwenhuis
  • Patent number: 4839198
    Abstract: A road marking composition is applied by applying (1) an aqueous dispersion of a film forming binder and (2) a water soluble salt. The process of the invention provides rapid drying, and the dried composition is not prone to smearing or adhesion of dirt.
    Type: Grant
    Filed: April 19, 1986
    Date of Patent: June 13, 1989
    Assignee: Akzo N.V.
    Inventors: Carolus J. M. Lonis, Klaas Nieuwenhuis