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Tomonari Tanaka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum pump
    • Patent number 10,982,663
    • Issue date Apr 20, 2021
    • Ulvac, Inc.
    • Toshio Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Coupling structure for vacuum exhaust device and vacuum exhaust system
    • Patent number 9,273,568
    • Issue date Mar 1, 2016
    • ULVAC, Inc.
    • Toshio Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage dry pump
    • Patent number 8,662,869
    • Issue date Mar 4, 2014
    • Ulvac, Inc.
    • Toshio Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Positive-displacement dry pump
    • Patent number 8,512,016
    • Issue date Aug 20, 2013
    • Ulvac, Inc.
    • Toshio Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method of manufacturing vane
    • Patent number 8,402,651
    • Issue date Mar 26, 2013
    • Ulvac, Inc.
    • Tomonari Tanaka
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

  • Information Patent Application

    VACUUM PUMP
    • Publication number 20200109705
    • Publication date Apr 9, 2020
    • ULVAC, Inc.
    • Toshio SUZUKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COUPLING STRUCTURE FOR VACUUM EXHAUST DEVICE AND VACUUM EXHAUST SYSTEM
    • Publication number 20130280062
    • Publication date Oct 24, 2013
    • Ulvac, Inc.
    • Toshio Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRY PUMP
    • Publication number 20120134867
    • Publication date May 31, 2012
    • ULVAC, Inc.
    • Toshio Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTI-STAGE DRY PUMP
    • Publication number 20100266433
    • Publication date Oct 21, 2010
    • ULVAC, Inc.
    • Toshio Suzuki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    METHOD OF MANUFACTURING VANE
    • Publication number 20090211092
    • Publication date Aug 27, 2009
    • ULVAC, Inc.
    • Tomonari TANAKA
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Vacuum exhaust apparatus and drive method of vacuum exhaust apparatus
    • Publication number 20080145238
    • Publication date Jun 19, 2008
    • Kouji Shibayama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vacuum exhaust apparatus and drive method of vacuum apparatus
    • Publication number 20040173312
    • Publication date Sep 9, 2004
    • Kouji Shibayama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...