TREA

Shiro Miyagawa

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  • Suita, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Storage battery with indicating device
    • Patent number 4,874,679
    • Issue date Oct 17, 1989
    • Miyagawa Kasei Industry Co., Ltd.
    • Shiro Miyagawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Handle attachment construction for a storage battery cover
    • Patent number 4,770,957
    • Issue date Sep 13, 1988
    • Miyagawa Kasei Industry Co., Ltd.
    • Shiro Miyagawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Storage battery
    • Patent number 4,272,592
    • Issue date Jun 9, 1981
    • Miyagawa Kasei Industry Co., Ltd.
    • Shiro Miyagawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL