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Oscillating current converter
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Patent number 7,868,709
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Issue date Jan 11, 2011
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Seiko Instruments Inc.
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Masataka Shinogi
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3505585
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Patent number 3,505,585
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Issue date Apr 7, 1970
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2473414
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Patent number 2,473,414
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Issue date Jun 14, 1949
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2454045
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Patent number 2,454,045
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Issue date Nov 16, 1948
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G05 - CONTROLLING REGULATING
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2306728
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Patent number 2,306,728
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Issue date Dec 29, 1942
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2275635
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Patent number 2,275,635
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Issue date Mar 10, 1942
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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1997179
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Patent number 1,997,179
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Issue date Apr 9, 1935
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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1408967
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Patent number 1,408,967
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Issue date Mar 7, 1922
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER