Assignee
TAKAKU KOJI
JP·7 granted patents·1 pending application·16 citations·filing 2009–2012
Top patents by PatentIndex Score
8 records- 0189US9608207B2Organic electroluminescence elementTAKAKU KOJI·Filed 2012·Granted Mar 28, 2017·9 cites·30 claims
- 0279US10468607B2Organic electric light emitting element, material for said element, and light emitting device, display device, and illumination device employing said elementTAKAKU KOJI·Filed 2012·Granted Nov 5, 2019·2 cites·20 claims
- 0370US9876175B2Organic electroluminescent element, material for organic electroluminescent element, and light emitting device, display device and lighting device each using organic electroluminscent elementTAKAKU KOJI·Filed 2012·Granted Jan 23, 2018·2 cites·16 claims
- 0469US8426626B2Compound having asymmetric carbon atom, oxidation-reduction reaction causing portion, and liquid crystal substituentTAKAKU KOJI·Filed 2009·Granted Apr 23, 2013·1 cites·6 claims
- 0566US9601705B2Material for organic electroluminescence element and organic electroluminescence element using the same, and method for manufacturing organic electroluminescence elementTAKAKU KOJI·Filed 2011·Granted Mar 21, 2017·1 cites·11 claims
- 0663US9627623B2Organic electroluminescent element, compound, and light emitting device, display device and lighting device each using organic electroluminescent elementTAKAKU KOJI·Filed 2012·Granted Apr 18, 2017·1 cites·17 claims
- 0747US9620720B2Organic electroluminescent element, and light emitting device, display device and lighting device each using organic electroluminescent elementTAKAKU KOJI·Filed 2012·Granted Apr 11, 2017·0 cites·14 claims
- 0841US2012241326A1Method of preparing conjugated polymerTAKAKU KOJI·Filed 2010·Application pending·0 cites
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