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Akihiko Wada

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  • Funabashi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Thread groove pump mechanism, vacuum pump including thread groove p...
    • Patent number 10,253,777
    • Issue date Apr 9, 2019
    • Edwards Japan Limited
    • Yoshiyuki Sakaguchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Exhaust pump
    • Patent number 9,416,784
    • Issue date Aug 16, 2016
    • Edwards Japan Limited
    • Yoshiyuki Sakaguchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbo-molecular pump
    • Patent number 9,388,816
    • Issue date Jul 12, 2016
    • Edwards Japan Limited
    • Yoshiyuki Sakaguchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    THREAD GROOVE PUMP MECHANISM, VACUUM PUMP INCLUDING THREAD GROOVE P...
    • Publication number 20160222971
    • Publication date Aug 4, 2016
    • EDWARDS JAPAN LIMITED
    • Yoshiyuki Sakaguchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    EXHAUST PUMP
    • Publication number 20130170955
    • Publication date Jul 4, 2013
    • EDWARDS JAPAN LIMITED
    • Yoshiyuki Sakaguchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TURBO-MOLECULAR PUMP
    • Publication number 20130149105
    • Publication date Jun 13, 2013
    • EDWARDS JAPAN LIMITED
    • Yoshiyuki Sakaguchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...