Patents by Inventor Kiyotoshi Kuwano

Kiyotoshi Kuwano 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).

  • Fiber yarn and cloth using the same
    Patent number: 7549281
    Abstract: In view of the demand to replace wood pulp to preserve forests which is brought about by the recent trend to preserve natural resources from the terrestrial warming or the environmental pollution, this disclosure provides a yarn using cellulose-based filament yarn made from bamboo. This is achieved by a fiber yarn which is a yarn containing a filament of cellulose-based fiber made from a bamboo having a thickness of about 10 to about 600 dtex and number of twist of 0 to about 3,000 T/M.
    Type: Grant
    Filed: November 1, 2004
    Date of Patent: June 23, 2009
    Assignee: Toray Industries, Inc.
    Inventors: Kiyotoshi Kuwano, Ryo Murayama, Keitaro Nabeshima
  • Fiber yarn and fabric using the same
    Publication number: 20070031664
    Abstract: In view of the demand to replace wood pulp to preserve forests which is brought about by the recent trend to preserve natural resources from the terrestrial warming or the environmental pollution, this disclosure provides a yarn using cellulose-based filament yarn made from bamboo. This is achieved by a fiber yarn which is a yarn containing a filament of cellulose-based fiber made from a bamboo having a thickness of about 10 to about 600 dtex and number of twist of 0 to about 3,000 T/M.
    Type: Application
    Filed: November 1, 2004
    Publication date: February 8, 2007
    Inventors: Kiyotoshi Kuwano, Ryo Murayama, Keitaro Nabeshima