Patents by Inventor Dieter Wilhelm

Dieter Wilhelm 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).

  • Lamp/reflector unit
    Patent number: 4264840
    Abstract: The invention relates to a construction of a lamp/reflector unit which is simple and which permits of connecting the light bulb in an aligned position very rapidly.For that purpose the light bulb has a metal support plate to which are fixed metal support pins by means of respective metal flanges. After the light bulb has been adjusted to a defined position with respect to the metal support pins, the metal support plate is secured to the metal flanges by soldering or welding.
    Type: Grant
    Filed: July 23, 1979
    Date of Patent: April 28, 1981
    Assignee: U.S. Philips Corporation
    Inventors: Volker Kuhnert, Dieter Wilhelm
  • Method for manufacturing a sealed beamed headlight
    Patent number: 4011642
    Abstract: A method for maintaining a sealed beam lamp unit comprising a quartz iodine lamp accommodated in an outer envelope. A sleeve-shaped cap which is made of a metal strip material surrounds the lamp pinch which is substantially rectangular in cross-section and to which a wire is secured which serves as the sole support for the lamp.
    Type: Grant
    Filed: July 17, 1975
    Date of Patent: March 15, 1977
    Assignee: U.S. Philips Corporation
    Inventors: Klaus Meinecke, Dieter Wilhelm, Leo Coir, Jurgen Tillack, Helmut Samulowitz, Karl Gebhardt