Patents by Inventor Satonari Morikawa

Satonari Morikawa 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).

  • Granulated colorant and related art
    Patent number: 8470912
    Abstract: A granulated colorant as a granulation product of a powdery nigrosine dye, that has a bulk density of 0.4 to 0.7 g/ml and a hardness of 1 to 20 N. A high-concentration master batch obtained by blending a granulated colorant and a thermoplastic resin, which comprises 25 to 100 parts by weight of a nigrosine dye in the granulated colorant per 100 parts by weight of the thermoplastic resin. A colored composition comprising a granulated colorant or high-concentration master batch and a thermoplastic resin or thermoplastic elastomer.
    Type: Grant
    Filed: November 19, 2010
    Date of Patent: June 25, 2013
    Assignee: Orient Chemical Industries, Ltd.
    Inventors: Akihiko Hayashi, Satonari Morikawa
  • GRANULATED COLORANT AND RELATED ART
    Publication number: 20110065844
    Abstract: A granulated colorant as a granulation product of a powdery nigrosine dye, that has a bulk density of 0.4 to 0.7 g/ml and a hardness of 1 to 20 N. A high-concentration master batch obtained by blending a granulated colorant and a thermoplastic resin, which comprises 25 to 100 parts by weight of a nigrosine dye in the granulated colorant per 100 parts by weight of the thermoplastic resin. A colored composition comprising a granulated colorant or high-concentration master batch and a thermoplastic resin or thermoplastic elastomer.
    Type: Application
    Filed: November 19, 2010
    Publication date: March 17, 2011
    Inventors: Akihiko HAYASHI, Satonari Morikawa
  • GRANULATED COLORANT AND RELATED ART
    Publication number: 20070149658
    Abstract: A granulated colorant as a granulation product of a powdery nigrosine dye, that has a bulk density of 0.4 to 0.7 g/ml and a hardness of 1 to 20 N. A high-concentration master batch obtained by blending a granulated colorant and a thermoplastic resin, which comprises 25 to 100 parts by weight of a nigrosine dye in the granulated colorant per 100 parts by weight of the thermoplastic resin. A colored composition comprising a granulated colorant or high-concentration master batch and a thermoplastic resin or thermoplastic elastomer.
    Type: Application
    Filed: December 4, 2006
    Publication date: June 28, 2007
    Inventors: Akihiko Hayashi, Satonari Morikawa