Patents by Inventor David Birt

David Birt 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).

  • Sun blind assembly
    Patent number: 6688681
    Abstract: A sun blind assembly including an incident surface and a lens element, the incident surface having a reflective region which reflects incident light and a non-reflective region which transmits incident light, the lens element and incident surface being arranged such that the transmitted light incident on the lens element is substantially refracted so as to appear of substantially uniform intensity
    Type: Grant
    Filed: December 4, 2002
    Date of Patent: February 10, 2004
    Assignee: ArvinMeritor GmbH
    Inventor: David Birt
  • Sun blind assembly
    Publication number: 20030122393
    Abstract: A sun blind assembly including an incident surface and a lens element, the incident surface having a reflective region which reflects incident light and a non-reflective region which transmits incident light, the lens element and incident surface being arranged such that the transmitted light incident on the lens element is substantially refracted so as to appear of substantially uniform intensity
    Type: Application
    Filed: December 4, 2002
    Publication date: July 3, 2003
    Inventor: David Birt
  • Door reinforcement device
    Patent number: 6302474
    Abstract: A reinforcement module for a vehicle door comprises a plurality of elongate reinforcement members (1) and a plurality of connectors (2a, 2b and 2c). Each connector (2a, 2b and 2c) is engageable with the free end portions of at least two of the elongate reinforcement members (1) to connect those elongate reinforcement members together. The arrangement is such that at least one of the elongate reinforcement members (1) extends generally transversely with respect to at least one other elongate reinforcement member.
    Type: Grant
    Filed: August 16, 2000
    Date of Patent: October 16, 2001
    Assignee: Meritor Light Vehicle Systems-France
    Inventors: Stephen Drysdale, Nancy Raykovitz, Steven Murray Foster, Timothy Bland, David Birt, John Robert Beaulieu