Assignee
EMERSON NETWORK POWER CO LTD
CN·13 granted patents·1 pending application·167 citations·filing 1999–2017
Top patents by PatentIndex Score
14 records- 0171US6525513B1Soft switching topological circuit in boost or buck converterEMERSON NETWORK POWER CO LTD·Filed 1999·Granted Feb 25, 2003·66 cites·21 claims
- 0269US6839246B1Self-driving circuit for a DC/DC converterEMERSON NETWORK POWER CO LTD·Filed 2000·Granted Jan 4, 2005·28 cites·14 claims
- 0366US7898110B2On-line uninterruptible power systemEMERSON NETWORK POWER CO LTD·Filed 2007·Granted Mar 1, 2011·7 cites·10 claims
- 0460US6788559B2Method of switching synchronization of parallel-connected converter systemEMERSON NETWORK POWER CO LTD·Filed 2002·Granted Sep 7, 2004·20 cites·17 claims
- 0554US7130202B2Uninterrupted power supply and the method for driving its convertersEMERSON NETWORK POWER CO LTD·Filed 2003·Granted Oct 31, 2006·8 cites·8 claims
- 0653US7038923B2Method of establishing a master & minus; host in modules connecting in parallelEMERSON NETWORK POWER CO LTD·Filed 2002·Granted May 2, 2006·13 cites·9 claims
- 0750US7075193B2Power factor correcting circuit for uninterrupted power supplyEMERSON NETWORK POWER CO LTD·Filed 2003·Granted Jul 11, 2006·12 cites·8 claims
- 0844US6678172B1Self-driving circuit for a DC/DC converterEMERSON NETWORK POWER CO LTD·Filed 2000·Granted Jan 13, 2004·8 cites·17 claims
- 0942US10050554B2Method and device for controlling Vienna-like three-level circuitEMERSON NETWORK POWER CO LTD·Filed 2016·Granted Aug 14, 2018·0 cites·8 claims
- 1039US10014761B2Control method and device for I-type three-level circuitEMERSON NETWORK POWER CO LTD·Filed 2016·Granted Jul 3, 2018·0 cites·8 claims
- 1139US9529031B2Grounding detection device and methodEMERSON NETWORK POWER CO LTD·Filed 2014·Granted Dec 27, 2016·0 cites·20 claims
- 1230US6995547B2Low loss boost converterEMERSON NETWORK POWER CO LTD·Filed 2004·Granted Feb 7, 2006·2 cites·5 claims
- 1330US2018019676A1Soft Switching Auxiliary Circuit, Three-Level Three-Phase Zero-Voltage Conversion CircuitEMERSON NETWORK POWER CO LTD·Filed 2017·Application pending·0 cites
- 1423US7378758B2Parallel inverter systemEMERSON NETWORK POWER CO LTD·Filed 2002·Granted May 27, 2008·3 cites·9 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →