Patents by Inventor Kazuya Matsumura

Kazuya Matsumura 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).

  • ALIPHATIC POLYESTER MULTI-FILAMENT CRIMP YARN FOR A CARPET, AND PRODUCTION METHOD THEREOF
    Publication number: 20040091706
    Abstract: The present invention relates to multifilament crimped yarn comprising an aliphatic polyester and methods for producing thereof, and to carpets that are manufactured by using the crimped yarn. The present invention provides an aliphatic polyester multifilament crimped yarn for the carpets comprising an aliphatic polyester having a melting point of equal to or higher than 130° C., said multifilament crimped yarn having crimped elongation rate of the multifilament crimped yarn after being processed with boiling water of 3-35% and breaking strength of 1-5 cN/decitex.
    Type: Application
    Filed: November 8, 2002
    Publication date: May 13, 2004
    Applicant: Toray Industries, Inc.
    Inventors: Daisuke Yahata, Kazuya Matsumura, Shinnichi Nishihata, Motokatsu Nishimura, Tatsuro Mizuki, Masakatsu Umeda, Takehiko Miyoshi, Kenzo Kubo