TREA

Masao Maruyama

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  • Osaka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Silent chain with rocker joint pins
    • Patent number 6,589,127
    • Issue date Jul 8, 2003
    • Tsubakimoto Chain Co.
    • Hiroshi Horie
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Wear-resistant silent chain
    • Patent number 6,494,800
    • Issue date Dec 17, 2002
    • Tsubakimoto Chain Co.
    • Makoto Kanehira
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent chain
    • Patent number 6,432,011
    • Issue date Aug 13, 2002
    • Tsubakimoto Chain Co.
    • Makoto Kanehira
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent chain power transmitting device
    • Patent number 6,416,436
    • Issue date Jul 9, 2002
    • Tsubakimoto Chain Co.
    • Makoto Kanehira
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Power transmitting mechanism with silent chain and sprockets
    • Patent number 6,413,180
    • Issue date Jul 2, 2002
    • Tsubakimoto Chain Co.
    • Makoto Kanehira
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Rocker pin and wire stock for producing the same
    • Patent number 6,393,819
    • Issue date May 28, 2002
    • Tsubakimoto Chain Co.
    • Kazumasa Matsuno
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Guide plate for a silent chain
    • Patent number 6,383,105
    • Issue date May 7, 2002
    • Tsubakimoto Chain Co.
    • Kazumasa Matsuno
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent chain
    • Patent number 6,325,735
    • Issue date Dec 4, 2001
    • Tsubakimoto Chain Co.
    • Makoto Kanehira
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent chain
    • Patent number 6,277,046
    • Issue date Aug 21, 2001
    • Tsubakimoto Chain Co.
    • Hitoshi Ohara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent chain
    • Patent number 6,272,835
    • Issue date Aug 14, 2001
    • Tsubakimoto Chain Co.
    • Hiroshi Horie
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent chain
    • Patent number 6,260,345
    • Issue date Jul 17, 2001
    • Tsubakimoto Chain Co.
    • Makoto Kanehira
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent chain
    • Patent number 6,159,122
    • Issue date Dec 12, 2000
    • Tsubakimoto Chain Co.
    • Makoto Kanehira
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plate for a silent chain having a protruding portion for reducing t...
    • Patent number 6,077,181
    • Issue date Jun 20, 2000
    • Tsubakimoto Chain Co.
    • Makoto Kanehira
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plate for a silent chain
    • Patent number 6,045,473
    • Issue date Apr 4, 2000
    • Tsubakimoto Chain Co.
    • Masaaki Matsumoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent chain, and rocker pin and plate thereof
    • Patent number 5,941,059
    • Issue date Aug 24, 1999
    • Tsubakimoto Chain Co.
    • Makoto Kanehira
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent chain
    • Patent number 5,902,203
    • Issue date May 11, 1999
    • Tsubakimoto Chain Co.
    • Makoto Kanehira
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Frictional transmission chain
    • Patent number 5,299,984
    • Issue date Apr 5, 1994
    • Tsubakimoto Chain Co.
    • Hiroki Ishida
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent chain having improved noise reduction
    • Patent number 5,267,910
    • Issue date Dec 7, 1993
    • Tsubakimoto Chain Co.
    • Masao Maruyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tensioner for a toothed belt
    • Patent number 5,181,889
    • Issue date Jan 26, 1993
    • Tsubakimoto Chain Co.
    • Masao Maruyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent chain
    • Patent number 5,176,584
    • Issue date Jan 5, 1993
    • Tsubakimoto Chain Co.
    • Hiroki Ishida
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Diaphragm seal type tensioner
    • Patent number 5,073,149
    • Issue date Dec 17, 1991
    • Tsubakimoto Chain Co.
    • Masao Maruyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tensioner for toothed drive belts
    • Patent number 4,708,696
    • Issue date Nov 24, 1987
    • Tsubakimoto Chain Co.
    • Kazuo Kimura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Silent chain
    • Publication number 20020058561
    • Publication date May 16, 2002
    • Tsubakimoto Chain Co.
    • Makoto Kanehira
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...