Patents by Inventor Masataka Uchikawa

Masataka Uchikawa 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).

  • Thermoplastic Styrene Resin Composition
    Publication number: 20070219317
    Abstract: A thermoplastic resin composition which comprises (A) a rubber-modified styrene resin, (B) a propylene resin, (C) an ethylene-based rubber, and (D) a hydrogenated styrene/conjugated diene block copolymer and satisfies the following relationships: 0<WB/WC<0.9 (formula (1)) and 0.1<(WB+WC)/(WA+WB+WC)<0.5 (formula (2)) [wherein WA represents the weight proportion of the rubber-modified styrene resin (A); WB represents the weight proportion of the propylene resin (B); and WC represents the weight proportion of the ethylene-based rubber (C)].
    Type: Application
    Filed: April 14, 2005
    Publication date: September 20, 2007
    Inventor: Masataka Uchikawa