Patents by Inventor Peter Willem Marie TIELEN

Peter Willem Marie TIELEN 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).

  • Pendulum Clock
    Publication number: 20080273425
    Abstract: A pendulum clock comprising a pendulum clockwork with acoustic signaling means contained in a housing wherein the housing comprises vertical surface elements made of metal, optionally comprising openings in a minor part of the surface thereof, and wherein the housing comprises at least one horizontal surface element wherein the ratio of the specific surface mass of one horizontal and of the vertical metal surface elements is at least 3.
    Type: Application
    Filed: April 29, 2008
    Publication date: November 6, 2008
    Applicant: TIELEN DESIGN
    Inventor: Peter Willem Marie TIELEN