TREA

Chikayoshi Yamamoto

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  • Ohta-ku, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Polishing apparatus and method
    • Patent number 6,857,940
    • Issue date Feb 22, 2005
    • Governor of Akita Prefecture
    • Yoichi Akagami
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Polishing apparatus
    • Publication number 20050040050
    • Publication date Feb 24, 2005
    • Governor of Akita prefecture
    • Yoichi Akagami
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Polishing apparatus
    • Publication number 20030068964
    • Publication date Apr 10, 2003
    • Governor of Akita prefecture
    • Yoichi Akagami
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR