Patents by Inventor David Richard Kostuch

David Richard Kostuch 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).

  • Clarifying filter
    Publication number: 20080316752
    Abstract: The clarifying filter is a visual enhancement device in which Liquids, Plasmas, Crystals, or other transparent, translucent, or other non-opaque materials are sandwiched between supporting layers to provide the diffusion provided by such materials to enhance the light provided by a light source.
    Type: Application
    Filed: September 7, 2008
    Publication date: December 25, 2008
    Inventor: David Richard Kostuch