TREA

Koichi Takemura

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Photoelectric hybrid device and method for manufacturing same
    • Patent number 9,541,718
    • Issue date Jan 10, 2017
    • PHOTONICS ELECTRONICS TECHNOLOGY RESEARCH ASSOCIATION
    • Ichiro Ogura
    • G02 - OPTICS
  • Information Patent Grant

    Signal conversion device
    • Patent number RE45741
    • Issue date Oct 13, 2015
    • Photonics Electronics Technology Research Association (PETRA)
    • Ichiro Ogura
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Signal conversion device
    • Patent number RE45712
    • Issue date Oct 6, 2015
    • Photonics Electronics Technology Research Association (PETRA)
    • Ichiro Ogura
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Signal conversion device
    • Patent number D707193
    • Issue date Jun 17, 2014
    • Photonics Electronics Technology Research Association (PETRA)
    • Ichiro Ogura
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Signal conversion device
    • Patent number D706733
    • Issue date Jun 10, 2014
    • Photonics Electronics Technology Research Association (PETRA)
    • Ichiro Ogura
    • D13 - Equipment for production, distribution, or transformation of energy

Patents Applicationslast 30 patents