TREA

Akihiro Takanuma

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  • Shimotsuga-gun, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for charging secondary batteries
    • Patent number 5,903,136
    • Issue date May 11, 1999
    • Hitachi, Ltd.
    • Tadashi Takahashi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents