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Hitoshi Tsuzuki

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  • Hitachinaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Battery pack
    • Patent number D607814
    • Issue date Jan 12, 2010
    • Hitachi Koki Co., Ltd.
    • Hitoshi Tsuzuki
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Portable electric saw
    • Patent number D595552
    • Issue date Jul 7, 2009
    • Hitachi Koki Co., Ltd.
    • Takeshi Taniguchi
    • D08 - Tools and hardware
  • Information Patent Grant

    Portable electric hammer drill
    • Patent number D592028
    • Issue date May 12, 2009
    • Hitachi Koki Co., Ltd.
    • Takeshi Taniguchi
    • D08 - Tools and hardware
  • Information Patent Grant

    Portable electric driver
    • Patent number D585716
    • Issue date Feb 3, 2009
    • Hitachi Koki Co., Ltd.
    • Takeshi Taniguchi
    • D08 - Tools and hardware
  • Information Patent Grant

    Portable electric saw
    • Patent number D582739
    • Issue date Dec 16, 2008
    • Hitachi Koki Co., Ltd.
    • Yoshiki Aoki
    • D08 - Tools and hardware
  • Information Patent Grant

    Portable electric driver
    • Patent number D580247
    • Issue date Nov 11, 2008
    • Hitachi Koki Company Limited
    • Takeshi Taniguchi
    • D08 - Tools and hardware
  • Information Patent Grant

    Portable electric driver
    • Patent number D567615
    • Issue date Apr 29, 2008
    • Hitachi Koki Co., Ltd.
    • Takeshi Taniguchi
    • D08 - Tools and hardware
  • Information Patent Grant

    Portable electric hammer drill
    • Patent number D527969
    • Issue date Sep 12, 2006
    • Hitachi Koki Co., Ltd.
    • Masanori Okada
    • D08 - Tools and hardware
  • Information Patent Grant

    Portable electric hammer drill
    • Patent number D526873
    • Issue date Aug 22, 2006
    • Hitachi Koki Co., Ltd.
    • Hitoshi Tsuzuki
    • D08 - Tools and hardware
  • Information Patent Grant

    Portable electric hammer
    • Patent number D520837
    • Issue date May 16, 2006
    • Hitachi Koki Co., Ltd.
    • Hitoshi Tsuzuki
    • D08 - Tools and hardware

Patents Applicationslast 30 patents

  • Information Patent Application

    POWER TOOL
    • Publication number 20130277079
    • Publication date Oct 24, 2013
    • Hitachi Koki Co., Ltd.
    • Hitoshi Tsuzuki
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS