TREA

Tsutomu Haginoya

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  • Saitama-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Double-meshing type silent chain and sprocket for meshing with the...
    • Patent number 6,440,022
    • Issue date Aug 27, 2002
    • Tsubakimoto Chain Co.
    • Kouichi Ichikawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Double-meshing-type silent chain drive and sprocket used therein
    • Patent number 6,419,604
    • Issue date Jul 16, 2002
    • Tsubakimoto Chain Co.
    • Toyonaga Saito
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Double-meshing-type silent chain drive and sprocket used therein
    • Patent number 6,334,829
    • Issue date Jan 1, 2002
    • Tsubakimoto Chain Co.
    • Toyonaga Saito
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Double-meshing-type silent chain and sprocket for meshing with the...
    • Patent number 6,142,902
    • Issue date Nov 7, 2000
    • Tsubakimoto Chain Co.
    • Kouichi Ichikawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent-chain transmission apparatus
    • Patent number 6,112,510
    • Issue date Sep 5, 2000
    • Tsubakimoto Chain Co.
    • Kouichi Ichikawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent chain
    • Patent number 6,068,568
    • Issue date May 30, 2000
    • Tsubakimoto Chain Co.
    • Nobuto Kozakura
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Both-side meshing type silent chain
    • Patent number 5,989,140
    • Issue date Nov 23, 1999
    • Tsubakimoto Chain Co.
    • Koichi Ichikawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent chain
    • Patent number 5,989,141
    • Issue date Nov 23, 1999
    • Tsubakimoto Chain Co.
    • Nobuto Kozakura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Double-sided meshing type silent chain
    • Patent number 5,967,926
    • Issue date Oct 19, 1999
    • Tsubakimoto Chain Co.
    • Nobuto Kozakura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Carburized pin for chain
    • Patent number 4,711,676
    • Issue date Dec 8, 1987
    • Tsubakimoto Chain Company
    • Tadahiro Kitaori
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    Double-meshing-type silent chain drive and sprocket used therein
    • Publication number 20020013191
    • Publication date Jan 31, 2002
    • Tsubakimoto Chain Co.
    • Toyonaga Saito
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    TRANSMISSION CHAIN
    • Publication number 20010003718
    • Publication date Jun 14, 2001
    • Armstrong, Westerman, Hattori, McLeland & Naughton
    • KOUICHI ICHIKAWA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...