TREA

Takashi Kawamata

Follow

Person

  • Ibaraki-ken, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Working machine
    • Patent number 12,194,606
    • Issue date Jan 14, 2025
    • KOKI HOLDINGS CO., LTD.
    • Takashi Kawamata
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Electric device outputting light, wind, heat or sound
    • Patent number 9,967,920
    • Issue date May 8, 2018
    • Hitachi Koki Co., Ltd.
    • Takafumi Itoh
    • F21 - LIGHTING
  • Information Patent Grant

    Power tool
    • Patent number 8,740,672
    • Issue date Jun 3, 2014
    • Hitachi Koki Co., Ltd.
    • Takashi Kawamata
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Electric tool
    • Patent number 8,230,606
    • Issue date Jul 31, 2012
    • Hitachi Koki Co., Ltd.
    • Kenichirou Yoshida
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • 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

Patents Applicationslast 30 patents

  • Information Patent Application

    WORK MACHINE
    • Publication number 20250050483
    • Publication date Feb 13, 2025
    • Koki Holdings Co., Ltd.
    • Toshinori YASUTOMI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    WORKING MACHINE
    • Publication number 20240139922
    • Publication date May 2, 2024
    • Koki Holdings Co., Ltd.
    • Takashi KAWAMATA
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ELECTRIC DEVICE
    • Publication number 20170331082
    • Publication date Nov 16, 2017
    • HITACHI KOKI CO. LTD.
    • Takashi Kawamata
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRIC DEVICE OUTPUTTING LIGHT, WIND, HEAT OR SOUND
    • Publication number 20140313706
    • Publication date Oct 23, 2014
    • Hitachi Koki Co., Ltd.
    • Takafumi Itoh
    • F21 - LIGHTING
  • 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

    POWER TOOL
    • Publication number 20120171938
    • Publication date Jul 5, 2012
    • Takashi KAWAMATA
    • B24 - GRINDING POLISHING
  • Information Patent Application

    Electric tool
    • Publication number 20050274028
    • Publication date Dec 15, 2005
    • Hitachi Koki Co., Ltd.
    • Kenichirou Yoshida
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • 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