Patents by Inventor Rob E. A. Jansen

Rob E. A. Jansen 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).

  • Double sided tourbillon
    Patent number: 7744271
    Abstract: The invention relates to a tourbillon mechanism comprising at least one platform, a balance arranged on the face of the platform(s), an escapement mechanism being arranged on the other face.
    Type: Grant
    Filed: April 30, 2004
    Date of Patent: June 29, 2010
    Assignee: Watch-U Licence AG
    Inventors: Rob E. A. Jansen, Louis Lagler