Assignee
LIU DA
CN·14 granted patents·1 pending application·63 citations·filing 2010–2025
Top patents by PatentIndex Score
15 records- 0194US8148919B2Circuits and methods for driving light sourcesLIU DA·Filed 2011·Granted Apr 3, 2012·15 cites·20 claims
- 0291US8253352B2Circuits and methods for powering light sourcesLIU DA·Filed 2011·Granted Aug 28, 2012·11 cites·20 claims
- 0388US8830159B2Controller circuitry for light emitting diodesLIU DA·Filed 2010·Granted Sep 9, 2014·6 cites·6 claims
- 0487US8237379B2Circuits and methods for powering light sourcesLIU DA·Filed 2011·Granted Aug 7, 2012·10 cites·17 claims
- 0586US8143800B2Circuits and methods for driving a load with power factor correction functionLIU DA·Filed 2010·Granted Mar 27, 2012·9 cites·15 claims
- 0679US8587221B2DC/DC converter with multiple outputsLIU DA·Filed 2011·Granted Nov 19, 2013·6 cites·19 claims
- 0766US8711119B2Display systems with touch screensLIU DA·Filed 2012·Granted Apr 29, 2014·4 cites·33 claims
- 0861US8531123B2DC/DC converter with multiple outputsLIU DA·Filed 2010·Granted Sep 10, 2013·2 cites·16 claims
- 0952USD1117611SInsect trapLIU DA·Filed 2025·Granted Mar 10, 2026·0 cites·1 claims
- 1047USD1069320SGloveLIU DA·Filed 2024·Granted Apr 8, 2025·0 cites·1 claims
- 1147USD1069321SGloveLIU DA·Filed 2024·Granted Apr 8, 2025·0 cites·1 claims
- 1241USD1117610SFlying insect trapLIU DA·Filed 2024·Granted Mar 10, 2026·0 cites·1 claims
- 1340USD1117607SRat repellent deviceLIU DA·Filed 2024·Granted Mar 10, 2026·0 cites·1 claims
- 1437USD1118812SAnimal repellent with air purification functionLIU DA·Filed 2025·Granted Mar 17, 2026·0 cites·1 claims
- 1537US2012091816A1Power systems with multiple power sourcesLIU DA·Filed 2011·Application pending·0 cites
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