Patents by Inventor Wilhelmus Cornelis Claassen

Wilhelmus Cornelis Claassen 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).

  • Electric incandescent lamp with infrared reflecting layer
    Publication number: 20060181207
    Abstract: An electric incandescent lamp comprising a light-transmitting envelope (2) provided with an infrared-reflecting layer, the envelope (2) having a longitudinal axis (1). The lamp furthermore comprises a luminous member (5) having two substantial parallel portions (6) that are positioned substantially parallel to said longitudinal axis (1). In a sectional view perpendicular to said longitudinal axis (1), said envelope (2) has substantially an elliptical shape with said two portions (6) of the luminous member (5) in respective focal points of said elliptical shape.
    Type: Application
    Filed: March 17, 2004
    Publication date: August 17, 2006
    Applicant: Koninklijke Philips Electronics N.V.
    Inventor: Wilhelmus Cornelis Claassen