Patents by Inventor Ralph Wichmann

Ralph Wichmann 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).

  • Reflector for a reflector lamp, lamp and canopy for a lamp
    Patent number: 6837593
    Abstract: A reflector (8, 9) for a lamp (24), including at least one reflective surface (12), the reflector being designed such that the light which is emitted by a luminous element (1) of the lamp (24) and reflected at the reflective surface (12) does not impinge on the luminous element (1).
    Type: Grant
    Filed: September 21, 2000
    Date of Patent: January 4, 2005
    Assignee: Lighting Innovation Center AG
    Inventors: Ottokar Schütz, Werner Maurer, Urs Schürmann, Ralph Wichmann
  • Lamp
    Patent number: D485635
    Type: Grant
    Filed: August 22, 2002
    Date of Patent: January 20, 2004
    Assignee: Lighting Innovation Center AG
    Inventors: Ottokar Schuetz, Ralph Wichmann
  • Lamp
    Patent number: D487598
    Type: Grant
    Filed: August 22, 2002
    Date of Patent: March 16, 2004
    Assignee: Lighting Innovation Center AG
    Inventors: Ottokar Schuetz, Ralph Wichmann