Patents by Inventor Dawn DeKeyser

Dawn DeKeyser 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).

  • Daylight collection and distribution system
    Patent number: 5467564
    Abstract: An apparatus designed to capture and direct daylight to a target area in a building or other structure. A housing provides an aperture and passive directing structure which directs daylight entering the apertures towards the target area. The passive directing structure can also direct daylight towards reflecting surfaces in the housing which, in turn, direct the daylight towards the target area.
    Type: Grant
    Filed: March 28, 1994
    Date of Patent: November 21, 1995
    Assignee: Andersen Corporation
    Inventors: Dawn DeKeyser, Loren Abraham, David A. Eijadi
  • Skylight
    Patent number: D364469
    Type: Grant
    Filed: October 13, 1994
    Date of Patent: November 21, 1995
    Assignee: Andersen Corporation
    Inventors: David A. Eijadi, Loren Abraham, Dawn DeKeyser, Thomas A. Hansen
  • Skylight
    Patent number: D374087
    Type: Grant
    Filed: November 29, 1994
    Date of Patent: September 24, 1996
    Assignee: Andersen Corporation
    Inventors: David A. Eijadi, Loren Abraham, Dawn DeKeyser