Patents by Inventor Xavier Lejon

Xavier Lejon 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).

  • Non-contact elevator call button
    Patent number: 6161655
    Abstract: An elevator call button transmits infrared radiation into the space adjacent an elevator, and a call request is recognized by infrared radiation reflected from a potential passenger to an infrared receiver. Thus not only is contact with the button not required, the use of a finger or like-sized object is not required in order to place a call.
    Type: Grant
    Filed: December 23, 1998
    Date of Patent: December 19, 2000
    Assignee: Otis Elevator Company
    Inventors: Xavier Lejon, Gerard Sirigu, Christophe Durand
  • Virtual car operating panel projection
    Patent number: 6161654
    Abstract: The invention concerns a device for displaying a virtual image, particularly of the control panel of an elevator cabin. The device includes a projector for projecting at least the virtual image of an elevator control panel from or near the cabin ceiling (13) onto a wall surface (9) of the cabin, in an appropriate position so that the virtual control elements (27) of the panel are recognized as such by the operator and by a control sensor for activating the control of the elevator in the classic manner.
    Type: Grant
    Filed: May 13, 1999
    Date of Patent: December 19, 2000
    Assignee: Otis Elevator Company
    Inventors: Gerard Sirigu, Xavier Lejon