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Takuya YOSHINARI

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Patents Grantslast 30 patents

  • Information Patent Grant

    DC power supply device
    • Patent number 11,626,807
    • Issue date Apr 11, 2023
    • KOKI HOLDINGS CO., LTD.
    • Takuya Yoshinari
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric tool
    • Patent number 11,511,387
    • Issue date Nov 29, 2022
    • KOKI HOLDINGS CO., LTD.
    • Takuya Yoshinari
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    DC power supply device
    • Patent number 11,490,543
    • Issue date Nov 1, 2022
    • KOKI HOLDINGS CO., LTD.
    • Naoto Ichihashi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    DC power supply device
    • Patent number 11,211,868
    • Issue date Dec 28, 2021
    • KOKI HOLDINGS CO., LTD.
    • Takuya Yoshinari
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electric tool
    • Patent number 11,211,894
    • Issue date Dec 28, 2021
    • KOKI HOLDINGS CO., LTD.
    • Takeru Kumakura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Power tool
    • Patent number 11,165,371
    • Issue date Nov 2, 2021
    • KOKI HOLDINGS CO., LTD.
    • Takuya Yoshinari
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Electric tool
    • Patent number 11,123,846
    • Issue date Sep 21, 2021
    • KOKI HOLDINGS CO., LTD.
    • Toshiaki Koizumi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power Tool
    • Patent number 10,744,633
    • Issue date Aug 18, 2020
    • KOKI HOLDINGS CO., LTD.
    • Takuya Yoshinari
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Power tool
    • Patent number 10,717,138
    • Issue date Jul 21, 2020
    • KOKI HOLDINGS CO., LTD.
    • Takuya Yoshinari
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Power tool
    • Patent number 10,307,841
    • Issue date Jun 4, 2019
    • KOKI HOLDINGS CO., LTD.
    • Takuya Yoshinari
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Backpack-type power supply
    • Patent number 9,496,536
    • Issue date Nov 15, 2016
    • Hitachi Koki Co., Ltd.
    • Takuya Yoshinari
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Grant

    Backpack-type power supply including operation portion
    • Patent number 9,391,305
    • Issue date Jul 12, 2016
    • Hitachi Koki Co., Ltd.
    • Takuya Yoshinari
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    DC POWER SUPPLY DEVICE
    • Publication number 20220216799
    • Publication date Jul 7, 2022
    • Koki Holdings Co., Ltd.
    • Takuya YOSHINARI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRIC TOOL
    • Publication number 20210119566
    • Publication date Apr 22, 2021
    • Koki Holdings Co., Ltd.
    • Takeru KUMAKURA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DC POWER SUPPLY DEVICE
    • Publication number 20210076535
    • Publication date Mar 11, 2021
    • Koki Holdings Co., Ltd.
    • Naoto ICHIHASHI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    DC POWER SUPPLY DEVICE
    • Publication number 20200295659
    • Publication date Sep 17, 2020
    • Koki Holdings Co., Ltd.
    • Takuya YOSHINARI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    POWER TOOL
    • Publication number 20200259429
    • Publication date Aug 13, 2020
    • Koki Holdings Co., Ltd.
    • Takuya YOSHINARI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRIC TOOL
    • Publication number 20200130127
    • Publication date Apr 30, 2020
    • Koki Holdings Co., Ltd.
    • Takuya YOSHINARI
    • B24 - GRINDING POLISHING
  • Information Patent Application

    ROTARY TOOL
    • Publication number 20200055159
    • Publication date Feb 20, 2020
    • Koki Holdings Co., Ltd.
    • Hironori SAKAI
    • B24 - GRINDING POLISHING
  • Information Patent Application

    POWER TOOL
    • Publication number 20190337065
    • Publication date Nov 7, 2019
    • Koki Holdings Co., Ltd.
    • Takuya Yoshinari
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Power Tool
    • Publication number 20190001479
    • Publication date Jan 3, 2019
    • Hitachi Koki Co., Ltd.
    • Takuya Yoshinari
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER TOOL
    • Publication number 20180111259
    • Publication date Apr 26, 2018
    • Hitachi Koki Co., Ltd.
    • Yuuki TAKEDA
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Power Tool
    • Publication number 20180071843
    • Publication date Mar 15, 2018
    • Hitachi Koki Co., Ltd.
    • Takuya Yoshinari
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ELECTRIC TOOL
    • Publication number 20170190027
    • Publication date Jul 6, 2017
    • Hitachi Koki Co., Ltd.
    • Toshiaki KOIZUMI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ELECTRICAL POWER TOOL
    • Publication number 20160250743
    • Publication date Sep 1, 2016
    • Hitachi Koki Co., Ltd.
    • Hajime KIKUCHI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Backpack-Type Power Supply
    • Publication number 20150255773
    • Publication date Sep 10, 2015
    • HITACHI KOKI CO. LTD.
    • Takuya Yoshinari
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Backpack-Type Power Supply
    • Publication number 20150194647
    • Publication date Jul 9, 2015
    • Hitachi Koki Co., Ltd.
    • Takuya Yoshinari
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Backpack-Type Power Supply
    • Publication number 20150194646
    • Publication date Jul 9, 2015
    • Takuya Yoshinari
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Backpack-Type Power Supply
    • Publication number 20150188332
    • Publication date Jul 2, 2015
    • Hitachi Koki Co., Ltd.
    • Yasushi Nakano
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    BACKPACK-TYPE POWER SUPPLY INCLUDING OPERATION PORTION
    • Publication number 20140011061
    • Publication date Jan 9, 2014
    • Takuya Yoshinari
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS