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Katsuhisa Yokozuka

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  • Yachiyo-shi, Chiba, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum pump, rotor, and washer
    • Patent number 11,946,482
    • Issue date Apr 2, 2024
    • Edwards Japan Limited
    • Katsuhisa Yokozuka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    VACUUM PUMP
    • Publication number 20240369064
    • Publication date Nov 7, 2024
    • EDWARDS JAPAN LIMITED
    • Takaaki Ono
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP, ROTOR, AND WASHER
    • Publication number 20220268289
    • Publication date Aug 25, 2022
    • EDWARDS JAPAN LIMITED
    • Katsuhisa Yokozuka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...