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Electric motor
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Patent number D1024961
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Issue date Apr 30, 2024
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Hitachi, Ltd.
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Tetsuya Suto
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D13 - Equipment for production, distribution, or transformation of energy
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Electric motor
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Patent number D997874
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Issue date Sep 5, 2023
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Hitachi, Ltd.
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Tetsuya Suto
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D13 - Equipment for production, distribution, or transformation of energy
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Rotating machine drive system
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Patent number 11,233,474
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Issue date Jan 25, 2022
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Hitachi, Ltd.
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Akeshi Takahashi
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Motor, compressor, and air conditioner
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Patent number 7,501,734
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Issue date Mar 10, 2009
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Hitachi Appliances, Inc.
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Akeshi Takahashi
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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