TREA

Masaki Osawa

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Patents Grantslast 30 patents

  • Information Patent Grant

    Refractometer
    • Patent number 7,492,447
    • Issue date Feb 17, 2009
    • ATAGO CO., LTD.
    • Yoshinori Nakajima
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Refractometer
    • Publication number 20040145731
    • Publication date Jul 29, 2004
    • Atago Co., Ltd.
    • Yoshinori Nakajima
    • G01 - MEASURING TESTING