Hideki Koizumi

Person

  • Kanagawa, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Conductive grease and rolling apparatus packed with the same

    • Patent number 6,689,721
    • Issue date Feb 10, 2004
    • NSK Ltd.
    • Katsuaki Denpo
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Conductive grease and rolling apparatus packed with the same

    • Patent number 6,589,918
    • Issue date Jul 8, 2003
    • NSK Ltd.
    • Katsuaki Denpo
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Grease composition for rolling bearing

    • Patent number 6,352,961
    • Issue date Mar 5, 2002
    • NSK Ltd.
    • Kenichi Iso
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rolling bearing

    • Patent number 6,329,326
    • Issue date Dec 11, 2001
    • NSK Ltd.
    • Kenichi Iso
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Grease composition

    • Patent number 6,251,841
    • Issue date Jun 26, 2001
    • NSK Ltd.
    • Hideki Koizumi
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Cage for a rolling bearing

    • Patent number 6,068,408
    • Issue date May 30, 2000
    • NSK Ltd.
    • Yasushi Mutoh
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Grease composition

    • Patent number 5,840,666
    • Issue date Nov 24, 1998
    • NSK Ltd.
    • Atsushi Yokouchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Grease compositions for rolling bearing

    • Patent number 5,728,659
    • Issue date Mar 17, 1998
    • NSK Ltd.
    • Michiharu Naka
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Grease composition

    • Patent number 5,707,944
    • Issue date Jan 13, 1998
    • NSK Ltd.
    • Atsushi Yokouchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Grease composition for high-temperature, high-speed and high-load b...

    • Patent number 5,498,357
    • Issue date Mar 12, 1996
    • NSK Ltd.
    • Michiharu Naka
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Grease composition containing alkyl diphenyl ether oil and diurea t...

    • Patent number 5,462,684
    • Issue date Oct 31, 1995
    • Nippon Oil Co., Ltd.
    • Michiharu Naka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Grease composition for high speed anti-friction bearing

    • Patent number 5,059,336
    • Issue date Oct 22, 1991
    • Nippon Seiko Kabushiki Kaisha
    • Michiharu Naka
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lithium complex grease and its producing method

    • Patent number 4,410,435
    • Issue date Oct 18, 1983
    • Nippon Seiko Kabushiki Kaisha
    • Michiharu Naka
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents