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Fan
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Patent number 9,903,380
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Issue date Feb 27, 2018
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Johnson Electric S.A.
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Chi Ping Sun
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Step-down circuit
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Patent number 9,893,508
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Issue date Feb 13, 2018
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Johnson Electric S.A.
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Chi Ping Sun
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Motor drive circuit
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Patent number 9,722,530
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Issue date Aug 1, 2017
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Johnson Electric S.A.
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Chi Ping Sun
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Control circuit and motor device
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Patent number 9,614,431
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Issue date Apr 4, 2017
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Johnson Electric S.A.
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En Hui Wang
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Power converting circuit
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Patent number 9,407,168
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Issue date Aug 2, 2016
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Johnson Electric S.A.
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Chi Ping Sun
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Power converting circuit
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Patent number 9,407,180
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Issue date Aug 2, 2016
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Johnson Electric S.A.
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Chi Ping Sun
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Control circuit and motor device
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Patent number 9,166,444
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Issue date Oct 20, 2015
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Johnson Electric S.A.
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En Hui Wang
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Power supply circuit and motor device
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Patent number 8,754,606
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Issue date Jun 17, 2014
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Johnson Electric S.A.
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Fei Xin
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Power supply circuit
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Patent number 8,624,535
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Issue date Jan 7, 2014
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Johnson Electric S.A.
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En Hui Wang
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Drive circuit for a capacitive load
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Patent number 8,217,597
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Issue date Jul 10, 2012
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Johnson Electric S.A.
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Chi Ping Sun
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Driving circuit for capacitive load
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Patent number 7,808,285
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Issue date Oct 5, 2010
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Johnson Electric S.A.
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Chi Ping Sun
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER