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Masanao KOTANI

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Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid-cooled type compressor having first and second nozzle inject...
    • Patent number 11,346,346
    • Issue date May 31, 2022
    • Hitachi, Ltd.
    • Masanao Kotani
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid machine
    • Patent number 11,149,734
    • Issue date Oct 19, 2021
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Kotaro Chiba
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Oil feed type air compressor
    • Patent number 11,047,390
    • Issue date Jun 29, 2021
    • Hitachi, Ltd.
    • Masanao Kotani
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compressor
    • Patent number 10,995,756
    • Issue date May 4, 2021
    • Hitachi, Ltd.
    • Masanao Kotani
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compressor having an oil separator, an oil cooler, first and se...
    • Patent number 10,920,760
    • Issue date Feb 16, 2021
    • Hitachi, Ltd.
    • Masanao Kotani
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Refrigeration cycle device
    • Patent number 10,527,330
    • Issue date Jan 7, 2020
    • Hitachi, Ltd.
    • Sachio Sekiya
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Air conditioning apparatus
    • Patent number 10,359,209
    • Issue date Jul 23, 2019
    • HITACHI-JOHNSON CONTROLS AIR CONDITIONING, INC.
    • Masanao Kotani
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

  • Information Patent Application

    Liquid-Cooled Type Compressor
    • Publication number 20210190060
    • Publication date Jun 24, 2021
    • Hitachi, Ltd
    • Masanao KOTANI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Oil Feed Type Air Compressor
    • Publication number 20200240415
    • Publication date Jul 30, 2020
    • Hitachi, Ltd
    • Masanao KOTANI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Air Compressor
    • Publication number 20190242382
    • Publication date Aug 8, 2019
    • Hitachi, Ltd
    • Masanao KOTANI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fluid Machine
    • Publication number 20190170143
    • Publication date Jun 6, 2019
    • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    • Kotaro CHIBA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Air Compressor
    • Publication number 20190136843
    • Publication date May 9, 2019
    • Hitachi, Ltd
    • Ryoji KAWAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Air Compressor
    • Publication number 20190024651
    • Publication date Jan 24, 2019
    • Hitachi, Ltd
    • Masanao KOTANI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Refrigeration Cycle Device
    • Publication number 20180100677
    • Publication date Apr 12, 2018
    • Sachio SEKIYA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONING APPARATUS
    • Publication number 20160320113
    • Publication date Nov 3, 2016
    • Hitachi Appliances, Inc.
    • Sachio SEKIYA
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    AIR CONDITIONING APPARATUS
    • Publication number 20160273794
    • Publication date Sep 22, 2016
    • Hitachi Appliances, Inc.
    • Masanao KOTANI
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Air-Conditioning/Hot-Water Supply System
    • Publication number 20150075199
    • Publication date Mar 19, 2015
    • Hitachi, Ltd
    • Masanao Kotani
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Thermodynamic cycle system for moving vehicle
    • Publication number 20110072841
    • Publication date Mar 31, 2011
    • Hitachi, Ltd
    • Masatsugu Arai
    • B60 - VEHICLES IN GENERAL