Assignee
YOKOTANI RYOJI
JP·4 granted patents·1 pending application·19 citations·filing 2003–2012
Top patents by PatentIndex Score
5 records- 0181US8592836B2Light emitting device and illumination apparatus using sameYOKOTANI RYOJI·Filed 2011·Granted Nov 26, 2013·7 cites·15 claims
- 0274US8558456B2Light emitting device and illumination apparatus including sameYOKOTANI RYOJI·Filed 2012·Granted Oct 15, 2013·4 cites·16 claims
- 0372US8876311B2Light emitting device and illumination apparatus including sameYOKOTANI RYOJI·Filed 2012·Granted Nov 4, 2014·4 cites·15 claims
- 0471US8894251B2Lighting device topology for reducing unevenness in LED luminance and colorYOKOTANI RYOJI·Filed 2011·Granted Nov 25, 2014·4 cites·17 claims
- 0537US2006175625A1Light emitting element, lighting device and surface emission illuminating device using itYOKOTANI RYOJI·Filed 2003·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →