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Hiroki Hattori

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  • Yamanashi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Door device
    • Patent number 7,311,350
    • Issue date Dec 25, 2007
    • Mitsui Mining & Smelting Co., Ltd.
    • Jiro Mitsui
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    Door device
    • Publication number 20050264031
    • Publication date Dec 1, 2005
    • MITSUI MINING AND SMELTING CO., LTD
    • Jiro Mitsui
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES