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Kyozaburo Furumura

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Patents Grantslast 30 patents

  • Information Patent Grant

    Quench-hardening testing method and apparatus
    • Patent number 5,666,287
    • Issue date Sep 9, 1997
    • NSK Ltd.
    • Kyozaburo Furumura
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Rolling bearing
    • Patent number 5,658,666
    • Issue date Aug 19, 1997
    • NSK Ltd.
    • Tsutomu Abe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rolling bearing for high-speed rotation at high temperatures
    • Patent number 5,560,787
    • Issue date Oct 1, 1996
    • NSK Ltd.
    • Masaaki Takagi
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Rolling bearing
    • Patent number 5,427,457
    • Issue date Jun 27, 1995
    • NSK Ltd.
    • Kyozaburo Furumura
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Rolling bearing
    • Patent number 5,415,705
    • Issue date May 16, 1995
    • NSK Ltd.
    • Kyozaburo Furumura
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Rolling bearing
    • Patent number 5,137,375
    • Issue date Aug 11, 1992
    • Nippon Seiko Kabushiki Kaisha
    • Yasuo Murakami
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Ball-and-roller bearing system
    • Patent number 4,904,094
    • Issue date Feb 27, 1990
    • Nippon Seiko Kabushiki Kaisha
    • Kyozaburo Furumura
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Method of manufacturing a dynamic pressure type slide bearing
    • Patent number 4,875,263
    • Issue date Oct 24, 1989
    • Nippon Seiko Kabushiki Kaisha
    • Kyozaburo Furumura
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Rolling bearing
    • Patent number 4,871,268
    • Issue date Oct 3, 1989
    • Nippon Seiko Kabushiki Kaisha
    • Kyozaburo Furumura
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Bearing assembly
    • Patent number 4,842,426
    • Issue date Jun 27, 1989
    • Nippon Seiko Kabushiki Kaisha
    • Kyozaburo Furumura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plain bearings and process for manufacturing same
    • Patent number 4,774,749
    • Issue date Oct 4, 1988
    • Nippon Seiko Kabushiki Kaisha
    • Kyozaburo Furumura
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Process for producing a ferrofluid, and a composition thereof
    • Patent number RE32573
    • Issue date Jan 5, 1988
    • Nippon Seiko Kabushiki Kaisha
    • Kyozaburo Furumura
    • 252 - Compositions
  • Information Patent Grant

    Sealing and bearing means by use of ferrofluid
    • Patent number 4,598,914
    • Issue date Jul 8, 1986
    • Nippon Seiko K.K.
    • Kyozaburo Furumura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Construction of the mating sliding members in a linear feeding means
    • Patent number 4,491,373
    • Issue date Jan 1, 1985
    • Nippon Seiko Kabushiki Kaisha
    • Hiromi Sugi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing and bearing means by use of ferrofluid
    • Patent number 4,486,026
    • Issue date Dec 4, 1984
    • Nippon Seiko K.K.
    • Kyozaburo Furumura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Process for producing a ferrofluid, and a composition thereof
    • Patent number 4,485,024
    • Issue date Nov 27, 1984
    • Nippon Seiko Kabushiki Kaisha
    • Kyozaburo Furumura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Bearing apparatus for gear type power transmission system
    • Patent number 4,309,916
    • Issue date Jan 12, 1982
    • Nippon Seiko Kabushiki Kaisha
    • Takeo Ohkuma
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...