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Nonaqueous electrolyte secondary cell
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Patent number 7,955,731
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Issue date Jun 7, 2011
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Sony Corporation
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Tomoyuki Nakamura
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Uninterruptible power supply
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Patent number 6,998,821
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Issue date Feb 14, 2006
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Toshiba Battery Co., Ltd.
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Hirotaka Sakai
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Uninterruptible power supply
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Patent number 6,784,641
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Issue date Aug 31, 2004
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Toshiba Battery Co., Ltd.
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Hirotaka Sakai
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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