TREA

Hajime IIDA

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Piston prover
    • Patent number 9,506,801
    • Issue date Nov 29, 2016
    • Oval Corporation
    • Masahito Yoshimoto
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Piston prover
    • Patent number 8,915,115
    • Issue date Dec 23, 2014
    • Oval Corporation
    • Hirokazu Kuge
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    PISTON PROVER
    • Publication number 20150308882
    • Publication date Oct 29, 2015
    • OVAL CORPORATION
    • Masahito YOSHIMOTO
    • G01 - MEASURING TESTING
  • Information Patent Application

    PISTON PROVER
    • Publication number 20130091923
    • Publication date Apr 18, 2013
    • Hirokazu Kuge
    • G01 - MEASURING TESTING