TREA

Yoshiyasu Nakagawa

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  • Tokyo, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    VITRIFIED BOND GRINDSTONE
    • Publication number 20230173645
    • Publication date Jun 8, 2023
    • Disco Corporation
    • Hirotoshi HOSHIKAWA
    • B24 - GRINDING POLISHING
  • Information Patent Application

    GRINDING WHEEL AND GRINDING METHOD
    • Publication number 20170080547
    • Publication date Mar 23, 2017
    • Disco Corporation
    • Ryoko Fujiya
    • B24 - GRINDING POLISHING