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Hiroto Inagawa

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  • Hitachinaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Portable work tool
    • Patent number 10,035,253
    • Issue date Jul 31, 2018
    • Hitachi Koki Co., Ltd.
    • Hiroto Inagawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Lawn mower
    • Patent number 8,522,519
    • Issue date Sep 3, 2013
    • Hitachi Koko Co., Ltd.
    • Kenji Kobori
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Power tool having a vibration isolating handle
    • Patent number 7,721,818
    • Issue date May 25, 2010
    • Hitachi Koki Co., Ltd.
    • Hiroto Inagawa
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Blower
    • Patent number 7,540,722
    • Issue date Jun 2, 2009
    • Hitachi Koki Co., Ltd.
    • Tomomasa Nishikawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Combustion chamber arrangement in combustion type power tool
    • Patent number 7,458,493
    • Issue date Dec 2, 2008
    • Hitachi Koki Co., Ltd.
    • Tomomasa Nishikawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Impact tool
    • Patent number 7,416,031
    • Issue date Aug 26, 2008
    • Hitachi Koki Co., Ltd.
    • Takuhiro Murakami
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Power tool and gear unit assembled therein
    • Patent number 7,357,195
    • Issue date Apr 15, 2008
    • Hitachi Koki Co., Ltd.
    • Junichi Kamimura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Combustion chamber arrangement in combustion type power tool
    • Patent number 7,066,117
    • Issue date Jun 27, 2006
    • Hitachi Koki Co., Ltd.
    • Tomomasa Nishikawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Electric power tool
    • Patent number 6,863,135
    • Issue date Mar 8, 2005
    • Hitachi Koki Co., Ltd.
    • Junichi Kamimura
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Electric power tool
    • Patent number 6,619,410
    • Issue date Sep 16, 2003
    • Hitachi Koki Co., Ltd.
    • Junichi Kamimura
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Dot line printer having ordinary low dot and high dot density print...
    • Patent number 5,291,824
    • Issue date Mar 8, 1994
    • Hitachi Koki Co., Ltd.
    • Yoshikane Matsumoto
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Dot line printer with paper feed time controlling capability
    • Patent number 5,193,920
    • Issue date Mar 16, 1993
    • Hitachi Koki Co., Ltd.
    • Yoshikane Matsumoto
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    Portable Work Tool
    • Publication number 20150352706
    • Publication date Dec 10, 2015
    • Hitachi Koki Co., Ltd.
    • Hiroto Inagawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Impact Tool
    • Publication number 20150034346
    • Publication date Feb 5, 2015
    • Hitachi Koki Cp., Ltd.
    • Norihide Tao
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    DUST COLLECTION ADAPTER AND POWER TOOL INCLUDING DUST COLLECTION AD...
    • Publication number 20120184192
    • Publication date Jul 19, 2012
    • HITACHI KOKI CO., LTD.
    • Takashi KAWAMATA
    • B24 - GRINDING POLISHING
  • Information Patent Application

    LAWN MOWER
    • Publication number 20120073256
    • Publication date Mar 29, 2012
    • HITACHI KOKI CO., LTD.
    • Kenji Kobori
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    IMPACT TOOL
    • Publication number 20070179328
    • Publication date Aug 2, 2007
    • Takuhiro Murakami
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Impact tool
    • Publication number 20070034398
    • Publication date Feb 15, 2007
    • Takuhiro Murakami
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Impact tool
    • Publication number 20060254789
    • Publication date Nov 16, 2006
    • Takuhiro Murakami
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Impact tool
    • Publication number 20060254786
    • Publication date Nov 16, 2006
    • Takuhiro Murakami
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Combustion chamber arrangement in combustion type power tool
    • Publication number 20060151565
    • Publication date Jul 13, 2006
    • Tomomasa Nishikawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Power tool
    • Publication number 20060113098
    • Publication date Jun 1, 2006
    • Hiroto Inagawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Power tool and gear unit assembled therein
    • Publication number 20050224245
    • Publication date Oct 13, 2005
    • Junichi Kamimura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Blower
    • Publication number 20050169782
    • Publication date Aug 4, 2005
    • Tomomasa Nishikawa
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Combustion chamber arrangement in combustion type power tool
    • Publication number 20050116006
    • Publication date Jun 2, 2005
    • Tomomasa Nishikawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Electric power tool
    • Publication number 20040040399
    • Publication date Mar 4, 2004
    • Hitachi Koki Co., Ltd.
    • Junichi Kamimura
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Electric power tool
    • Publication number 20020020540
    • Publication date Feb 21, 2002
    • Junichi Kamimura
    • B24 - GRINDING POLISHING