Patents by Inventor Nobuyuki Sugtura

Nobuyuki Sugtura 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).

  • Aqueous dispersion of biodegradable resin composition
    Patent number: 5993530
    Abstract: A thermally-decomposable, biodegradable resin composition is dispersed and stabilized in water optionally along with additives to give an aqueous dispersion of the resin composition. In the dispersion, the base polymer consists substantially of a water-insoluble starch-type, biodegradable resin. The dispersion is usable in various fields of papermaking, non-woven fabric production, film and sheet production and woven fabric production, in those of dispersed adhesive production, and in those of metal processing, plastic processing, wood processing and stone processing.
    Type: Grant
    Filed: March 9, 1998
    Date of Patent: November 30, 1999
    Assignee: Japan Corn Starch Co., Ltd.
    Inventors: Hideyuki Tanaka, Nobuhiro Hosokawa, Nobuyuki Sugtura, Masato Takahara