Patents by Inventor Tetsuhiro Miyamoto

Tetsuhiro Miyamoto 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).

  • Lubricant composition
    Patent number: 8492320
    Abstract: A lubricant composition which is suitable as a fluorine oil, fluorine grease, and which is excellent in stabilizability, as well as a lubricant composition which is suitable as a fluorine oil, fluorine grease, and which has excellent rust prevention properties while keeping a heat resistance.
    Type: Grant
    Filed: June 28, 2012
    Date of Patent: July 23, 2013
    Assignee: NOK Klueber Co., Ltd.
    Inventors: Tetsuhiro Miyamoto, Akihiko Shimura, Toshio Nitta, Jiro Yurimoto
  • Lubricant Composition
    Publication number: 20120264663
    Abstract: A lubricant composition which is suitable as a fluorine oil, fluorine grease, and which is excellent in stabilizability, as well as a lubricant composition which is suitable as a fluorine oil, fluorine grease, and which has excellent rust prevention properties while keeping a heat resistance.
    Type: Application
    Filed: June 28, 2012
    Publication date: October 18, 2012
    Inventors: Tetsuhiro MIYAMOTO, Akihiko Shimura, Toshio Nitta, Jiro Yurimoto
  • Grease composition
    Patent number: 8044003
    Abstract: A grease composition, which comprises (A) a perfluoropolyether base oil, (B) a thickener, and (C) barium sulfate and/or antimony oxide, where 0.1-50% by weight of the component (B) and 1-25% by weight of the component (C) are contained, has a distinguished effect on improvements of abrasion resistance, friction characteristics, load durability, high-temperature durability and corrosion resistance without any deterioration of heat resistance by adding at least one of barium sulfate and antimony oxide, each having an average primary particle size of 0.1-20 ?m, as component (C).
    Type: Grant
    Filed: October 26, 2006
    Date of Patent: October 25, 2011
    Assignee: NOK Kluber Co., Ltd.
    Inventors: Tetsuhiro Miyamoto, Akihiko Shimura, Tetsuhiro Kitahara, Jiro Yurimoto
  • Lubricant Composition
    Publication number: 20100305012
    Abstract: A lubricant composition which is suitable as a fluorine oil, fluorine grease, and which is excellent in stabilizability, as well as a lubricant composition which is suitable as a fluorine oil, fluorine grease, and which has an excellent rust prevention property while keeping a heat resistance.
    Type: Application
    Filed: January 30, 2009
    Publication date: December 2, 2010
    Applicant: NOK Klueber Co., Ltd.
    Inventors: Tetsuhiro Miyamoto, Akihiko Shimura, Toshio Nitta, Jiro Yurimoto
  • GREASE COMPOSITION
    Publication number: 20100256027
    Abstract: A grease composition, which comprises (A) a perfluoropolyether base oil, (B) a thickener, and (C) barium sulfate and/or antimony oxide, where 0.1-50% by weight of the component (B) and 1-25% by weight of the component (C) are contained, has a distinguished effect on improvements of abrasion resistance, friction characteristics, load durability, high-temperature durability and corrosion resistance without any deterioration of heat resistance by adding at least one of barium sulfate and antimony oxide, each having an average primary particle size of 0.1-20 ?m, as component (C).
    Type: Application
    Filed: October 26, 2006
    Publication date: October 7, 2010
    Applicant: NOK KLUBER CO., LTD.
    Inventors: Tetsuhiro Miyamoto, Akihiko Shimura, Tetsuhiro Kitahara, Jiro Yurimoto