Assignee
CHANG YI-SHUN
TW·2 granted patents·1 pending application·9 citations·filing 2010–2011
Top patents by PatentIndex Score
3 records- 0181US8803183B2LED heat-conducting substrate and its thermal moduleCHANG YI-SHUN·Filed 2010·Granted Aug 12, 2014·5 cites·11 claims
- 0271US8653695B2Power switching device and method thereof, and projection device using the power switching deviceCHANG YI-SHUN·Filed 2010·Granted Feb 18, 2014·4 cites·24 claims
- 0336US2012230524A1Piezoelectric panel speakerCHANG YI-SHUN·Filed 2011·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →