Assignee
NANJING TOPTO MAT CO LTD
CN·5 granted patents·8 citations·filing 2016–2017
Top patents by PatentIndex Score
5 records- 0186US9938287B1Blue fluorescence dopant compound and organic electroluminescent device using the sameNANJING TOPTO MAT CO LTD·Filed 2017·Granted Apr 10, 2018·6 cites·14 claims
- 0276US10155773B2Organic electroluminescent compound and organic electroluminescent deviceNANJING TOPTO MAT CO LTD·Filed 2017·Granted Dec 18, 2018·2 cites·12 claims
- 0340US10214489B2Spiro organic compoundsNANJING TOPTO MAT CO LTD·Filed 2016·Granted Feb 26, 2019·0 cites·7 claims
- 0439US10396290B2Spiro organic compounds, material comprising the same for organic electroluminescence devices, and organic electroluminescence device comprising the materialNANJING TOPTO MAT CO LTD·Filed 2016·Granted Aug 27, 2019·0 cites·7 claims
- 0539US10396289B2Spiro organic compounds, material comprising the same for organic electroluminescence devices, and organic electroluminescence device comprising the materialNANJING TOPTO MAT CO LTD·Filed 2016·Granted Aug 27, 2019·0 cites·7 claims
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