TREA

Keiichi Asakura

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  • Sayama-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oxygen concentrator
    • Patent number 8,636,838
    • Issue date Jan 28, 2014
    • Ikiken Co., Ltd.
    • Hirofumi Watanabe
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    OXYGEN CONCENTRATOR
    • Publication number 20120304867
    • Publication date Dec 6, 2012
    • Ikiken Co. Ltd
    • Hirofumi Watanabe
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE