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Yasuhiro Shigegaki

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum cleaning device
    • Patent number 9,636,716
    • Issue date May 2, 2017
    • IHI Corporation
    • Atsushi Hirata
    • B08 - CLEANING

Patents Applicationslast 30 patents

  • Information Patent Application

    VACUUM CLEANING DEVICE
    • Publication number 20140352100
    • Publication date Dec 4, 2014
    • Atsushi HIRATA
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...