Patents by Inventor Seio Anzai

Seio Anzai 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).

  • Molded-resin separable fastener and fastening system utilizing the same
    Patent number: 5235731
    Abstract: A molded-resin separable fastener comprising a substrate and, provided vertically on at least one surface thereof, a plurality of straight wall-like fastening elements arranged parallel with each other at regular intervals and with an umbrella-like or hook-like cross-sectional shape, the configurational parameters of which are specified such that when 2 sheets of the molded-resin separable fasteners are faced and engaged with each other the fasteners are relatively slidable in the longitudinal direction and slightly movable in the transverse direction.
    Type: Grant
    Filed: March 26, 1992
    Date of Patent: August 17, 1993
    Assignee: Kuraray Co., Ltd.
    Inventors: Seio Anzai, Kunihiko Shimamura, Tadanori Kunikawa
  • Multilayered tube for draw molding and multilayered container utilizing the tube
    Patent number: 4810542
    Abstract: The tube of the present invention has no or very small local minute nonuniformity in thickness of EVOH layer, and therefore drawn-formed articles such as blow bottle obtained by draw molding the tube have no streaks and are superior in appearance.
    Type: Grant
    Filed: January 25, 1988
    Date of Patent: March 7, 1989
    Assignee: Kuraray Co., Ltd.
    Inventors: Syuji Kawai, Seio Anzai, Toshinori Ishii, Kenji Shirano, Kunihiko Shimamura, Toshimasa Kanemitsu, Keiji Matsumura