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Sanwa Kenma Kogyo Co., Ltd.

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Organization

  • Uji, JP
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Grinding disk
    • Patent number D444483
    • Issue date Jul 3, 2001
    • Sanwa Kenma Kogyo Co., Ltd.
    • Katsuji Sunagawa
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Grindstone adapter
    • Patent number 6,179,697
    • Issue date Jan 30, 2001
    • Sanwa Kenma Kogyo Co., Ltd.
    • Yoshio Shibai
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Grindstone and method of manufacturing the same
    • Patent number 6,071,182
    • Issue date Jun 6, 2000
    • Sanwa Kenma Kogyo Co., Ltd.
    • Katsuji Sunagawa
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Grinding chip fitting type grinding plate
    • Patent number 5,586,930
    • Issue date Dec 24, 1996
    • Sanwa Kenma Kogyo Co., Ltd.
    • Teruoki Hayashi
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

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