Patents by Inventor Youichi Kanbara

Youichi Kanbara 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).

  • Flame-retarded bedding product
    Patent number: 5506042
    Abstract: A flame-retarded bedding product comprising (A) 85 to 15 parts by weight of a fiber comprising a polymer containing 17 to 86% by weight of a halogen, and 6 to 50% by weight of an Sb compound based on the polymer, and (B) 15 to 85 parts by weight of at least one fiber selected from the group consisting of natural fibers and chemical fibers, the total amount of the fibers (A) and (B) being 100 parts by weight. The bedding product has not only the desired flame resistance but also excellent visual feeling, feeling of touchness, hygroscopic property, washing resistance, durability, and the like.
    Type: Grant
    Filed: July 19, 1994
    Date of Patent: April 9, 1996
    Assignee: Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
    Inventors: Keiji Ichibori, Takaharu Matsumoto, Youichi Kanbara
  • Flame-retarded clothing
    Patent number: 5503916
    Abstract: Flame-retarded clothing comprising (A) 85 to 15 parts by weight of a fiber comprising a polymer containing 17 to 86 % by weight of a halogen, and 6 to 50 by weight of an Sb compound based on the polymer, and (B) 15 to 85 parts by weight of at least one fiber selected from the group consisting of natural fibers and chemical fibers, the total amount of the fibers (A) and (B) being 100 parts by weight. The clothing has not only the desired flame resistance but also excellent visual feeling, feeling of touchness, hygroscopic property, washing resistance, durability, and the like.
    Type: Grant
    Filed: July 19, 1994
    Date of Patent: April 2, 1996
    Assignee: Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
    Inventors: Keiji Ichibori, Takaharu Matsumoto, Youichi Kanbara
  • Flame retarded interior good
    Patent number: 5503915
    Abstract: A flame-retarded interior good comprising (A) 85 to 15 parts by weight of a fiber comprising a polymer containing 17 to 86% by weight of a halogen, and 6 to 50% by weight of an Sb compound based on the polymer, and (B) 15 to 85 parts by weight of at least one fiber selected from the group consisting of natural fibers and chemical fibers, the total amount of the fibers (A) and (B) being 100 parts by weight. The interior good has not only the desired flame resistance but also excellent visual feeling, feeling of touchness, hygroscopic property, washing resistance, durability, and the like.
    Type: Grant
    Filed: July 19, 1994
    Date of Patent: April 2, 1996
    Assignee: Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
    Inventors: Keiji Ichibori, Takaharu Matsumoto, Youichi Kanbara
  • Flame-retarded composite fiber
    Patent number: 5208105
    Abstract: A flame-retarded fiber blend comprising (A) 85 to 15 parts by weight of a fiber comprising a polymer containing 17 to 86% by weight of a halogen, and 8 to 40% by weight of an Sb compound based on the polymer, and (B) 15 to 85 parts by weight of at least one fiber selected from the group consisting of natural fibers and chemical fibers, the total amount of the fibers (A) and (B) being 100 parts by weight. The composite fiber has not only the desired flame resistance but also excellent visual attractiveness, feeling, hygroscopic property, washing resistance, durability, and the like.
    Type: Grant
    Filed: October 8, 1991
    Date of Patent: May 4, 1993
    Assignee: Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
    Inventors: Keiji Ichibori, Takaharu Matsumoto, Youichi Kanbara
  • Flame-retardant acrylic fibers and process for preparing same
    Patent number: 4618469
    Abstract: The present invention discloses a flame-retardant acrylic synthetic fiber comprising acrylonitrile and a vinyl monomer copolymerizable therewith and containing a finely divided inorganic tin compound. The fiber has high flame retardancy, outstanding gloss and transparency, and satisfactory whiteness and dyeability.
    Type: Grant
    Filed: May 7, 1984
    Date of Patent: October 21, 1986
    Assignee: Kanegafuchi Kaguku Kogyo Kabushiki Kaisha
    Inventors: Takahiro Ogawa, Masahiko Takada, Takaharu Matsumoto, Youichi Kanbara
  • Filament for wig
    Patent number: 4311761
    Abstract: A synthetic fiber filament usable for the manufacture of wigs, comprising, in cross section, a center portion, and connected thereto and extending outwardly therefrom three substantially rectangular portions. The novel structure provides unexpectedly good and durable tight curls and bulkness.
    Type: Grant
    Filed: September 4, 1980
    Date of Patent: January 19, 1982
    Assignee: Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
    Inventors: Youichi Kanbara, Shunichiro Kurioka