Assignee
HIRAIWA DAISUKE
JP·4 granted patents·14 citations·filing 2009–2012
Top patents by PatentIndex Score
4 records- 0178US8836086B2Semiconductor light emitting chip and method for processing substrateHIRAIWA DAISUKE·Filed 2011·Granted Sep 16, 2014·4 cites·3 claims
- 0275US8569735B2Semiconductor light-emitting element, electrode and manufacturing method for the element, and lampHIRAIWA DAISUKE·Filed 2009·Granted Oct 29, 2013·9 cites·17 claims
- 0365US8502254B2Group III nitride semiconductor light-emitting device and method of manufacturing the same, and lampHIRAIWA DAISUKE·Filed 2010·Granted Aug 6, 2013·1 cites·11 claims
- 0443US8691602B2Method for producing semiconductor light-emitting chipHIRAIWA DAISUKE·Filed 2012·Granted Apr 8, 2014·0 cites·12 claims
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