Patents by Inventor Sinji Miwa

Sinji Miwa 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).

  • Ethylene/&agr;-olefin copolymer
    Patent number: 6492475
    Abstract: The present invention relates to an ethylene-&agr;-olefin copolymer; a composition thereof; a film thereof; a polar group-containing resin material; and productions and use of the ethylene-&agr;-olefin copolymer. The ethylene-&agr;-olefin copolymer of the present invention is characterized in satisfying the following conditions (A) to (E): (A) a density in the range of 0.92 to 0.96 g/cm3; (B) a melt flow rate (MFR) in the range of 0.01 to 200 g/10 min; (C) a molecular weight distribution (Mw/Mn) in the range of 1.5 to 5.
    Type: Grant
    Filed: December 19, 2000
    Date of Patent: December 10, 2002
    Assignee: Japan Polyolefins Co., Ltd.
    Inventors: Toshiaki Egashira, Reiji Higuchi, Kazuyuki Sakamoto, Kimiya Miyoshi, Masahiro Wakayama, Tatsuo Yamaguchi, Fumio Asada, Sinji Miwa, Kenichi Hiraki, Masaaki Ikeda, Yoshimi Shimizu