Inventor · disambiguated record
Atsushi Kawada
Also filed as: KAWADA ATSUSHI
11 granted patents·7 pending applications·212 citations·filing 1991–2021
87Inventor score
Files withNIPPON STEEL CHEMICAL & MAT CO LTD5NIPPON STEEL & SUMIKIN CHEM CO4KAWADA ATSUSHI3MITSUI CHEMICALS INC2C O NIPPON STEEL & SUMIKIN CHEMICAL CO LTD1
Top patents by PatentIndex Score
18 records- 0195US8993129B2Fluorescence and delayed fluorescence-type organic light-emitting material and elementENDO AYATAKA·Filed 2010·Granted Mar 31, 2015·185 cites·16 claims
- 0282US8766248B2Nitrogen-containing aromatic compound, organic semiconductor material, and organic electronic deviceHOTTA MASANORI·Filed 2011·Granted Jul 1, 2014·9 cites·4 claims
- 0376US8129543B2Cyclic guanidine ionic liquidKAWADA ATSUSHI·Filed 2008·Granted Mar 6, 2012·9 cites·9 claims
- 0472US10032993B2Aromatic heterocyclic compound, manufacturing method thereof, organic semiconductor material, and organic semiconductor deviceNIPPON STEEL & SUMIKIN CHEM CO·Filed 2014·Granted Jul 24, 2018·2 cites·4 claims
- 0569US8198387B2Proton-conducting compound and proton-conducting polymerKAWADA ATSUSHI·Filed 2007·Granted Jun 12, 2012·3 cites·8 claims
- 0653US8450478B2Cyclic guanidine ionic liquidKAWADA ATSUSHI·Filed 2012·Granted May 28, 2013·0 cites·10 claims
- 0752US12426503B2Material for photoelectric conversion element for imagingNIPPON STEEL CHEMICAL & MAT CO LTD·Filed 2021·Granted Sep 23, 2025·0 cites·13 claims
- 0852US2015166886A1Fluorescence and delayed fluorescence-type organic light-emitting material and elementC O NIPPON STEEL & SUMIKIN CHEMICAL CO LTD·Filed 2015·Application pending·0 cites
- 0950US2023309400A1Thermally activated delayed fluorescence material and organic electroluminescent elementNIPPON STEEL CHEMICAL & MAT CO LTD·Filed 2021·Application pending·0 cites
- 1048US2023371375A1Light-emitting material, and organic electroluminescent elementNIPPON STEEL CHEMICAL & MAT CO LTD·Filed 2021·Application pending·0 cites
- 1147US2023389418A1Material of photoelectric conversion element for imaging, and photoelectric conversion elementNIPPON STEEL CHEMICAL & MAT CO LTD·Filed 2021·Application pending·0 cites
- 1246US10947652B2Apparatus for manufacturing non-woven fabric and method of manufacturing non-woven fabricMITSUI CHEMICALS INC·Filed 2017·Granted Mar 16, 2021·0 cites·4 claims
- 1346US9512131B2Organic semiconductor material for organic transistor, and organic transistor elementNIPPON STEEL & SUMIKIN CHEM CO·Filed 2014·Granted Dec 6, 2016·0 cites·3 claims
- 1445US5175354AProcess for preparing 2,6-naphthalene-dicarboxylic acidNIPPON STEEL CHEMICAL CO·Filed 1991·Granted Dec 29, 1992·4 cites·5 claims
- 1545US2023284526A1Organic electroluminescent elementNIPPON STEEL CHEMICAL & MAT CO LTD·Filed 2021·Application pending·0 cites
- 1645US2019106821A1Apparatus for manufacturing non-woven fabric, method of manufacturing non-woven fabric, and non-woven fabricMITSUI CHEMICALS INC·Filed 2017·Application pending·0 cites
- 1742US11818950B2Organic electroluminescence elementNIPPON STEEL & SUMIKIN CHEM CO·Filed 2016·Granted Nov 14, 2023·0 cites·9 claims
- 1837US2018233687A1Material for organic electroluminescent device and organic electroluminescent device using sameNIPPON STEEL & SUMIKIN CHEM CO·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →