Patents by Inventor Werner Westphal

Werner Westphal 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).

  • Cleansing receptacle for capillary writing pen parts
    Patent number: 3964926
    Abstract: An improved cleaning appliance, particularly for use in cleaning component parts of stylus or tube writing pens. The improved structure includes a holder coupled to the cover, so that the holder is slidable relative to the cover and fixedly supportable by the container when the cover has been fitted to the container.
    Type: Grant
    Filed: April 2, 1975
    Date of Patent: June 22, 1976
    Assignee: Koh-I-Noor Rapidograph, Inc.
    Inventor: Werner Westphal