Patents by Inventor Stefan Ihnen

Stefan Ihnen 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).

  • Patent number: 7130247
    Abstract: A watch with an analog time display has at least one minute hand and one hour hand. This watch is moreover equipped with a fly back hand mechanism which has at least one minute fly back hand and/or hour fly back hand located coaxially to the hands of the normal time display. In the normal mode, the fly back hand or hands is/are moved synchronously with the hands of the normal time display and relative to them in an overlapping position. They can be stopped in a timer mode for marking of any instant of time and after expiry of any time interval, for again synchronously running with the hands of the normal time display. The actuated coupling of the fly back hand mechanism is located preferably non-coaxially to the axis of the motion work of the watch.
    Type: Grant
    Filed: June 23, 2004
    Date of Patent: October 31, 2006
    Assignee: Richemont International SA
    Inventors: Pius Brida, Denis Zimmermann, Stefan Ihnen
  • Publication number: 20040264303
    Abstract: This invention relates to a watch (1), especially a wristwatch, with an analog time display, which has at least one minute hand (2) and one hour hand (3). This watch is moreover equipped with a fly back hand mechanism which has at least one minute fly back hand (5) and/or hour fly back hand (6) located coaxially to the hands (2, 3) of the normal time display. In the normal mode of the watch, the fly back hand or hands (5,6) is/are moved synchronously with the hands (2,3) of the normal time display and relative to them in an overlapping position, and they (5, 6) can be stopped in a timer mode for marking of any instant of time and after expiry of any time interval, for again synchronously running with the hands (2,3) of the normal time display, can be moved again into the overlapping position relative to them (2,3). The actuated coupling of the fly back hand mechanism is located preferably non-coaxially to the axis (58, 68) of the motion work (50/60) of the watch (1).
    Type: Application
    Filed: June 23, 2004
    Publication date: December 30, 2004
    Applicant: RICHEMONT INTERNATIONAL SA
    Inventors: Pius Brida, Denis Zimmermann, Stefan Ihnen