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Naoto ICHIHASHI

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  • Hitachinaka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Blower
    • Patent number 11,953,016
    • Issue date Apr 9, 2024
    • KOKI HOLDINGS CO., LTD.
    • Mikihiro Kataoka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Engine and engine-driven working machine
    • Patent number 10,718,243
    • Issue date Jul 21, 2020
    • KOKI HOLDINGS CO., LTD.
    • Naoto Ichihashi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine and engine-driven working machine
    • Patent number 10,280,827
    • Issue date May 7, 2019
    • KOKI HOLDINGS CO., LTD.
    • Naoto Ichihashi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Two-cycle engine and engine work machine
    • Patent number 10,260,453
    • Issue date Apr 16, 2019
    • KOKI HOLDINGS CO., LTD.
    • Yosuke Yoshizaki
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Air compressor with improved cooling performance
    • Patent number 9,982,665
    • Issue date May 29, 2018
    • Hitachi Koki Co., Ltd.
    • Naoto Ichihashi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Two-cycle engine and engine tool comprising the same
    • Patent number 9,359,937
    • Issue date Jun 7, 2016
    • Hitachi Koki Co., Ltd.
    • Naoto Ichihashi
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Air cooled engine and engine-powered work tool
    • Patent number 9,249,715
    • Issue date Feb 2, 2016
    • Hitachi Koki Co., Ltd.
    • Naoto Ichihashi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine and engine-operated working machine
    • Patent number 9,140,175
    • Issue date Sep 22, 2015
    • Hitachi Koki Co., Ltd.
    • Naoto Ichihashi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Engine and engine power tool
    • Patent number 9,010,284
    • Issue date Apr 21, 2015
    • Hitachi Koki Co., Ltd.
    • Naoto Ichihashi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Air compressor
    • Patent number 8,821,131
    • Issue date Sep 2, 2014
    • Hitachi Koki Co., Ltd.
    • Tomoyoshi Yokota
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Engine power tool
    • Patent number 8,800,505
    • Issue date Aug 12, 2014
    • Hitachi Koki Co., Ltd.
    • Naoto Ichihashi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    WORK MACHINE
    • Publication number 20230330760
    • Publication date Oct 19, 2023
    • Koki Holdings Co., Ltd.
    • Naoto ICHIHASHI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    WORK MACHINE
    • Publication number 20230278119
    • Publication date Sep 7, 2023
    • Koki Holdings Co., Ltd.
    • Hiroyuki TAGAMI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    AUXILIARY DEVICE AND WORK MACHINE SYSTEM
    • Publication number 20230173629
    • Publication date Jun 8, 2023
    • Koki Holdings Co., Ltd.
    • Hiroyuki TAGAMI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    BLOWER
    • Publication number 20220341432
    • Publication date Oct 27, 2022
    • Koki Holdings Co., Ltd.
    • Mikihiro KATAOKA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM CLEANER
    • Publication number 20220240741
    • Publication date Aug 4, 2022
    • Koki Holdings Co., Ltd.
    • Naoto ICHIHASHI
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CLEANER
    • Publication number 20220125267
    • Publication date Apr 28, 2022
    • Koki Holdings Co., Ltd.
    • Hiroyuki TAGAMI
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CHARGING DEVICE
    • Publication number 20220123569
    • Publication date Apr 21, 2022
    • Koki Holdings Co., Ltd.
    • Mikihiro KATAOKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    BLOWER
    • Publication number 20210270291
    • Publication date Sep 2, 2021
    • Koki Holdings Co., Ltd.
    • Naoto ICHIHASHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ENGINE BLOWER
    • Publication number 20190257237
    • Publication date Aug 22, 2019
    • Koki Holdings Co., Ltd.
    • Naoto ICHIHASHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ENGINE AND ENGINE-DRIVEN WORKING MACHINE
    • Publication number 20180016956
    • Publication date Jan 18, 2018
    • Hitachi Koki Co., Ltd.
    • Naoto ICHIHASHI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE AND ENGINE-DRIVEN WORKING MACHINE
    • Publication number 20180016964
    • Publication date Jan 18, 2018
    • Hitachi Koki Co., Ltd.
    • Naoto ICHIHASHI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TWO-CYCLE ENGINE AND ENGINE WORK MACHINE
    • Publication number 20170254293
    • Publication date Sep 7, 2017
    • Hitachi Koki Co., Ltd.
    • Yosuke YOSHIZAKI
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    AIR-COOLED ENGINE AND ENGINE WORKING MACHINE
    • Publication number 20160237876
    • Publication date Aug 18, 2016
    • Hitachi Koki Co., Ltd.
    • Naoto ICHIHASHI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    AIR COMPRESSOR
    • Publication number 20150078935
    • Publication date Mar 19, 2015
    • Hitachi Koki Co., Ltd.
    • Naoto Ichihashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR COMPRESSOR
    • Publication number 20150078938
    • Publication date Mar 19, 2015
    • Hitachi Koki Co., Ltd.
    • Naoto Ichihashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR COOLED ENGINE AND ENGINE-POWERED WORK TOOL
    • Publication number 20140261255
    • Publication date Sep 18, 2014
    • Hitachi Koki Co., Ltd.
    • Naoto Ichihashi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE AND ENGINE-OPERATED WORKING MACHINE
    • Publication number 20140216370
    • Publication date Aug 7, 2014
    • Naoto Ichihashi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE POWER TOOL
    • Publication number 20130239911
    • Publication date Sep 19, 2013
    • Hitachi Koki Co., Ltd.
    • Naoto ICHIHASHI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ENGINE AND ENGINE POWER TOOL
    • Publication number 20130239914
    • Publication date Sep 19, 2013
    • Hitachi Koki Co., Ltd.
    • Naoto ICHIHASHI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ENGINE AND ENGINE WORKING MACHINE
    • Publication number 20130180476
    • Publication date Jul 18, 2013
    • Hitachi Koki Co., Ltd.
    • Naoto Ichihashi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE AND ENGINE OPERATING MACHINE INCLUDING THE SAME
    • Publication number 20130160740
    • Publication date Jun 27, 2013
    • Hitachi Koki Co., Ltd.
    • Junichi Kamimura
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TWO-CYCLE ENGINE AND ENGINE TOOL COMPRISING THE SAME
    • Publication number 20130008681
    • Publication date Jan 10, 2013
    • Naoto Ichihashi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE-POWERED TOOL
    • Publication number 20100319671
    • Publication date Dec 23, 2010
    • Naoto ICHIHASHI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    AIR COMPRESSOR
    • Publication number 20090194177
    • Publication date Aug 6, 2009
    • HITACHI KOKI CO., LTD.
    • Tomoyoshi YOKOTA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...