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Hiroshi Soyama

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for dividing brittle-material substrate
    • Patent number 10,927,031
    • Issue date Feb 23, 2021
    • MITSUBOSHI DIAMOND INDUSTRIAL CO., LTD.
    • Hiroshi Soyama
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Cutter wheel, manufacturing method for same, manual scribing tool a...
    • Patent number 8,881,633
    • Issue date Nov 11, 2014
    • Mitsuboshi Diamond Industrial Co., Ltd.
    • Haruo Wakayama
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Cutter wheel, manufacturing method for same, manual scribing tool a...
    • Patent number 8,707,842
    • Issue date Apr 29, 2014
    • Mitsuboshi Diamond Industrial Co., Ltd.
    • Haruo Wakayama
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Method for severing brittle material substrate and severing apparat...
    • Patent number 7,851,241
    • Issue date Dec 14, 2010
    • Mitsuboshi Diamond Industrial Co., Ltd.
    • Kazuya Maekawa
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Tip holder
    • Patent number 7,814,819
    • Issue date Oct 19, 2010
    • Mitsuboshi Diamond Industrial Co., Ltd.
    • Hiroshi Soyama
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Tip holder
    • Patent number 7,762,171
    • Issue date Jul 27, 2010
    • Mitsuboshi Diamond Industrial Co., Ltd.
    • Hiroshi Soyama
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Chip holder
    • Patent number 7,234,383
    • Issue date Jun 26, 2007
    • Mitsuboshi Diamond Industrial Co., Ltd.
    • Hiroshi Soyama
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Cutter wheel for brittle sheets
    • Patent number 6,629,484
    • Issue date Oct 7, 2003
    • Mitsuboshi Diamond Industrial Co., Ltd.
    • Hiroshi Soyama
    • B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents