Patents by Inventor Steven Shibata

Steven Shibata 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).

  • Hexalobal cross-section filaments with three major lobes and three minor lobes
    Publication number: 20070128404
    Abstract: A filament comprising a synthetic polymer and characterized by a hexalobal cross-section having three major lobes and three minor lobes, and a major radius (R1) and a minor radius (R2). Each lobal cross-section having essentially straight side portions extending outwardly and tangent to a convex tip at each end. The ratio of the major radius (R1) to the minor radius (R2) defining an exterior modification ratio (R1/R2) of greater than 1.
    Type: Application
    Filed: December 1, 2006
    Publication date: June 7, 2007
    Applicant: INVISTA NORTH AMERICA S.AR.L.
    Inventors: Wae-Hai Tung, Steven Shibata