Yasumasa Ohki

Person

  • Tokyo, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Impact tool

    • Patent number 7,143,840
    • Issue date Dec 5, 2006
    • Nitto Kohki Co., Ltd.
    • Toshio Mikiya
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Impact tool

    • Patent number 7,013,986
    • Issue date Mar 21, 2006
    • Nitto Kohki Co., Ltd.
    • Toshio Mikiya
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

  • Information Patent Application

    Impact tool

    • Publication number 20060108134
    • Publication date May 25, 2006
    • Nitto Kohki Co. , Ltd.
    • Toshio Mikiya
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Impact tool

    • Publication number 20040226729
    • Publication date Nov 18, 2004
    • Nitto Kohki Co. , Ltd.
    • Toshio Mikiya
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS