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Yasuhiko HEMMI

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  • Shizuoka, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    WATERCRAFT
    • Publication number 20250042524
    • Publication date Feb 6, 2025
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Hirofumi AMMA
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    CONTROL DEVICE OF MARINE VESSEL, CONTROL SYSTEM OF MARINE VESSEL, A...
    • Publication number 20220402583
    • Publication date Dec 22, 2022
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Yukitaka OKAMOTO
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT