Patents by Inventor A. Demirdogen

A. Demirdogen 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).

  • Filter and forming system
    Publication number: 20050223687
    Abstract: A filter includes first and second sheets of filter media, the second sheet being pleated and forming with the first sheet a plurality of axially extending flow channels having lateral cross-sectional shapes with two adjacent included angles each greater than 45° and less than 75°. Forming apparatus and methods are provided.
    Type: Application
    Filed: June 7, 2005
    Publication date: October 13, 2005
    Inventors: Robert Miller, Z. Liu, William Haberkamp, Barry Verdegan, Murray Schukar, A. Demirdogen