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Tsutomu Yoshida

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Patents Grantslast 30 patents

  • Information Patent Grant

    Air compressor
    • Patent number 11,378,072
    • Issue date Jul 5, 2022
    • Max Co., Ltd.
    • Shinichi Okubo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compressor
    • Patent number 11,131,301
    • Issue date Sep 28, 2021
    • Max Co., Ltd.
    • Shinichi Ohkubo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compressor
    • Patent number 10,598,174
    • Issue date Mar 24, 2020
    • Max Co., Ltd.
    • Shinichi Ohkubo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gate valve
    • Patent number 9,611,940
    • Issue date Apr 4, 2017
    • Nippon Valqua Industries, Ltd.
    • Maksud Uddin Khan
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Air compressor
    • Patent number 9,528,506
    • Issue date Dec 27, 2016
    • Max Co., Ltd.
    • Tsutomu Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Seal plate, seal member that is used in seal plate, and method for...
    • Patent number 8,888,106
    • Issue date Nov 18, 2014
    • Nippon Valqua Industries, Ltd.
    • Masato Hamade
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal gasket
    • Patent number 8,485,534
    • Issue date Jul 16, 2013
    • Tohoku University
    • Tadahiro Ohmi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method of manufacturing bellows
    • Patent number 8,250,966
    • Issue date Aug 28, 2012
    • Nippon Valqua Industries, Ltd.
    • Tsutomu Yoshida
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Sealing material for ant groove
    • Patent number 7,306,237
    • Issue date Dec 11, 2007
    • Nippon Valqua Industries, Ltd.
    • Kazuaki Tsuji
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR COMPRESSOR
    • Publication number 20200325890
    • Publication date Oct 15, 2020
    • MAX Co., LTD.
    • Shinichi OKUBO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR COMPRESSOR
    • Publication number 20200173434
    • Publication date Jun 4, 2020
    • MAX Co., LTD.
    • Shinichi OHKUBO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR COMPRESSOR
    • Publication number 20170037842
    • Publication date Feb 9, 2017
    • MAX Co., LTD.
    • Shinichi OHKUBO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GATE VALVE
    • Publication number 20150176713
    • Publication date Jun 25, 2015
    • NIPPON VALQUA INDUSTRIES, LTD.
    • Maksud Uddin Khan
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Outside Air Shut-Off Container and Pressure-Reducible Processing Ap...
    • Publication number 20110303361
    • Publication date Dec 15, 2011
    • Tadahiro OHMI
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Seal Plate, Seal Member that is Used in Seal Plate, and Method for...
    • Publication number 20110169229
    • Publication date Jul 14, 2011
    • NIPPON VALQUA INDUSTRIES, LTD.
    • Masato Hamade
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Metal Gasket
    • Publication number 20110084456
    • Publication date Apr 14, 2011
    • TOHOKU UNIVERSITY
    • Tadahiro Ohmi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Method of Manufacturing Bellows
    • Publication number 20090139397
    • Publication date Jun 4, 2009
    • NIPPON VALQUA INDUSTRIES, LTD.
    • Tsutomu Yoshida
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Air Compressor
    • Publication number 20080112823
    • Publication date May 15, 2008
    • Tsutomu Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Sealing material for ant groove
    • Publication number 20060097461
    • Publication date May 11, 2006
    • NIPPOn VALQUA INDUSTRIES, LTD.
    • Kazuaki Tsuji
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...