Patents by Inventor Shiho Goromaru

Shiho Goromaru 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).

  • Metal complex and method for producing ?-olefin polymer and method for producing ?-olefin/(meth)acrylate copolymer using the same
    Patent number: 8618319
    Abstract: A novel catalyst component for producing a crystalline ?-olefin polymer or ?-olefin/(meth)acrylate copolymer having few branches, especially a polymer having a high molecular weight, and a method for producing an ?-olefin polymer or an ?-olefin/(meth)acrylate copolymer using the catalyst component. A metal complex represented by the following general formula (D), as well as a method for producing an ?-olefin polymer and a method for producing an ?-olefin/(meth)acrylate copolymer using the metal complex.
    Type: Grant
    Filed: April 27, 2009
    Date of Patent: December 31, 2013
    Assignees: Japan Polypropylene Corporation, Japan Polyethylene Corporation
    Inventors: Fumihiko Shimizu, Shixuan Xin, Akio Tanna, Shiho Goromaru, Koushi Matsubara
  • NOVEL METAL COMPLEX AND METHOD FOR PRODUCING ALPHA-OLEFIN POLYMER AND METHOD FOR PRODUCING ALPHA-OLEFIN/(METH)ACRYLATE COPOLYMER USING THE SAME
    Publication number: 20110213110
    Abstract: A novel catalyst component for producing a crystalline ?-olefin polymer or ?-olefin/(meth)acrylate copolymer having few branches, especially a polymer having a high molecular weight, and a method for producing an ?-olefin polymer or an ?-olefin/(meth)acrylate copolymer using the catalyst component. A metal complex represented by the following general formula (D), as well as a method for producing an ?-olefin polymer and a method for producing an ?-olefin/(meth)acrylate copolymer using the metal complex.
    Type: Application
    Filed: April 27, 2009
    Publication date: September 1, 2011
    Applicants: JAPAN POLYPROPYLENE CORPORATION, JAPAN POLYETHYLENE CORPORATION
    Inventors: Fumihiko Shimizu, Shixuan Xin, Akio Tanna, Shiho Goromaru, Koushi Matsubara