Patents by Inventor Dirk Herbert Teeuw

Dirk Herbert Teeuw 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: 20050246904
    Abstract: The invention relates to a cutting member (7) for use in a device for shaving hair. The cutting member comprises a meal substrate (15) which is provided with a cutting edge (9). At least a portion of the substrate including the cutting edge is provided with a protective coating (19). According to the invention the coating (19) comprises a plurality of stacked pairs (21) of layers, wherein each pair of layers comprises a first layer (23) mainly comprising carbon (C) and a second layer (25) mainly comprising a metal, and wherein each pair of layers has a thickness (TP) between 1 and 10 nm. The second layer preferably comprises Cr, Nb, Mo, Ti, V, or W. As a result, the coating has a superlattice structure which provides the coating with physical properties which are superior to the properties of the individual materials of the layers. In an embodiment wherein the second layer comprises Cr and each pair (21) of layers has a thickness of 1.
    Type: Application
    Filed: July 14, 2003
    Publication date: November 10, 2005
    Applicant: Koninklijke Philips Electronics N.V.
    Inventors: Dirk Herbert Teeuw, Ype Brada