Patents by Inventor Steven Krycho

Steven Krycho 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).

  • High contrast projection
    Publication number: 20050264792
    Abstract: An optical system and method of increasing the contrast of a projected image. The optical system 1800 comprises a combination of aperture stops 1810, 1812 in at least one of the illumination and projection paths to filter scattered light and/or light prone to scatter into the projection aperture.
    Type: Application
    Filed: May 2, 2005
    Publication date: December 1, 2005
    Inventors: Steven Penn, D. Dewald, Steven Krycho