Patents by Inventor Shinichiro Katahira

Shinichiro Katahira 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).

  • Reinforced polyamide resin composition and process for producing the same
    Patent number: 5414042
    Abstract: A reinforced polyamide resin composition which involves 100 parts by weight of a polyamide and from 0.01 to 100 parts by weight of fluoromica-based mineral with swelling characteristics.A process for producing the reinforced polyamide resin composition involving polymerizing a monomer in a state where from 0.01 to 100 parts by weight of fluoromica-based mineral with swelling characteristics is present per the monomer in an amount of forming 100 parts by weight of a polyamide.The reinforced polyamide resin composition is excellent in mechanical strength, toughness, heat resistance and dimensional stability.
    Type: Grant
    Filed: December 28, 1993
    Date of Patent: May 9, 1995
    Assignee: Unitika Ltd.
    Inventors: Kenji Yasue, Tsuneo Tamura, Shinichiro Katahira, Mioko Watanabe