Assignee
POWER EFFICIENCY CORP
US·3 granted patents·50 citations·filing 1997–2008
Top patents by PatentIndex Score
3 records- 0187US7911173B2Open loop method for controlling powerPOWER EFFICIENCY CORP·Filed 2008·Granted Mar 22, 2011·19 cites·35 claims
- 0269US7768221B2Method, system, and apparatus for controlling an electric motorPOWER EFFICIENCY CORP·Filed 2007·Granted Aug 3, 2010·13 cites·20 claims
- 0350US5821726ABalanced and synchronized phase detector for an AC induction motor controllerPOWER EFFICIENCY CORP·Filed 1997·Granted Oct 13, 1998·18 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →