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Image processing apparatus
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Patent number 5,297,222
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Issue date Mar 22, 1994
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Hitachi, Ltd.
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Kinji Mori
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G06 - COMPUTING CALCULATING COUNTING
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System for driving a motor
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Patent number 4,724,367
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Issue date Feb 9, 1988
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Hitachi, Ltd.
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Makoto Nohmi
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Crane control method
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Patent number 4,717,029
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Issue date Jan 5, 1988
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Hitachi, Ltd.
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Seiji Yasunobu
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B66 - HOISTING LIFTING HAULING
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Chopper control system
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Patent number 4,684,859
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Issue date Aug 4, 1987
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Hitachi, Ltd.
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Makoto Nohmi
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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