Patents by Inventor Noriaki Yukimura

Noriaki Yukimura 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).

  • Patent number: 8183403
    Abstract: This invention relates to a novel compound capable of largely reducing hysteresis loss of a rubber composition but also highly improving wear resistance, and more particularly to an organosilicon compound characterized by having one or more silicon-oxygen bond (Si—O) and 1-10 sulfur atoms (S) in its molecule, including one or more chain alkoxy groups and having one or more nitrogen atoms (N) at a position distant by 3-8 atoms from silicon atom (Si).
    Type: Grant
    Filed: February 20, 2009
    Date of Patent: May 22, 2012
    Assignee: Bridgestone Corporation
    Inventors: Noriaki Yukimura, Yasuo Fukushima
  • Publication number: 20120108718
    Abstract: This invention relates to an organosilicon compound having a cyclic structure with nitrogen atom and silicon atom, and one or more sulfur atoms in its molecule, and having a bonding side of one or more groups having as small steric hindrance to silicon atom, a rubber composition formed by compounding an inorganic filler (B) and the organosilicon compound (C) into a rubber component (A) consisting of natural rubber and/or diene-based synthetic rubber, and a tire using such a rubber composition.
    Type: Application
    Filed: April 22, 2010
    Publication date: May 3, 2012
    Applicant: BRIDGESTONE CORPORATION
    Inventors: Noriaki Yukimura, Seiichi Kato, Satoshi Horie