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Pulse width modulation converter
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Patent number 6,108,221
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Issue date Aug 22, 2000
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Matsushita Electric Industrial Co., Ltd.
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Kazuyuki Takada
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Motor control apparatus
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Patent number 6,040,673
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Issue date Mar 21, 2000
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Matsushita Electric Industrial Co., Ltd.
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Yoshinori Isomura
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Protection apparatus for brushless motor
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Patent number 5,929,576
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Issue date Jul 27, 1999
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Matsushita Electric Industrial Co., Ltd.
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Masahiro Yasohara
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Driver for an induction motor
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Patent number 5,703,459
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Issue date Dec 30, 1997
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Matsushita Electric Industrial Co., Ltd.
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Masahiro Yasohara
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Output circuit of PWM inverter
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Patent number 5,347,444
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Issue date Sep 13, 1994
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Matsushita Electric Industrial Co., Ltd.
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Kazuyuki Takada
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Digital three-phase PWM signal
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Patent number 5,309,079
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Issue date May 3, 1994
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Matsushita Electric Industrial Co., Ltd.
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Kazuyuki Takada
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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