Assignee

AMPSON TECHNOLOGY INC

TW·1 granted patent·1 pending application·20 citations·filing 2004–2007

Technology mixH02P2

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2 records

0161US7012388B2Method and circuit for driving a DC motorAMPSON TECHNOLOGY INC·Filed 2004·Granted Mar 14, 2006·20 cites·6 claims
0225US2009021201A1Constant-current and constant-voltage driving circuit of dcbl fan motor with low acoustic noise and controllable speedAMPSON TECHNOLOGY INC·Filed 2007·Application pending·0 cites

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