Patents by Inventor Jan Minderhoud

Jan Minderhoud 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).

  • Capped electric lamp
    Patent number: 6002200
    Abstract: The capped electric lamp has a cap (3) secured to a sealed lamp vessel (1). The cap (3) has a housing (10) of metal sheet, having a cylindrical shell (11) and remote from the lamp vessel (1) an integral base (13) having an opening (14) therein. A cavity (15) is formed in the base (13) by deforming the base (13) in outward direction. An insulator plate (16) carrying a contact pin (4) and covering the opening (14) is secured in the cavity (15) by means of a folded seam (17) in the housing (10). The seam (17) presses against a side (18) of the insulator plate (16) which faces the lamp vessel (1).
    Type: Grant
    Filed: January 15, 1998
    Date of Patent: December 14, 1999
    Assignee: U.S.Philips Corporation
    Inventors: Peter C. Keim, Jan Minderhoud, Pieter Verburg