Patents by Inventor Hans Stempfle

Hans Stempfle 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).

  • Lighting fixture with tiltable reflector elements
    Patent number: 4007365
    Abstract: In a lighting fixture having a reflector arrangement with at least two opposed lateral reflectors bounding the light egress opening between which a lamp is supported, the lateral reflectors mounted at an angle of inclination which can not be changed relative to the plane of the light egress opening, an additional reflector element is adjustably arranged above each lateral reflector such that it can be tilted toward the lamp making possible a change of the light distribution curve.
    Type: Grant
    Filed: April 9, 1975
    Date of Patent: February 8, 1977
    Assignee: Siemens Aktiengesellschaft
    Inventors: Hans Stempfle, Werner Rothe