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Ultrasonic motor
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Patent number 6,707,233
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Issue date Mar 16, 2004
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ASMO Co., Ltd.
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Nobumitsu Oda
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Driving circuit of a motor
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Patent number 6,215,223
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Issue date Apr 10, 2001
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ASMO Co., Ltd.
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Hiroyuki Furukoshi
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Ultrasonic motor
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Patent number 5,103,128
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Issue date Apr 7, 1992
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Asmo Co., Ltd.
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Yoshihiro Adachi
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Ultrasonic motor driving circuit
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Patent number 5,093,606
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Issue date Mar 3, 1992
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ASMO Co., Ltd.
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Yoshihiro Adachi
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER