Inventor · disambiguated record
Toshiaki Sasada
Also filed as: SASADA TOSHIAKI
18 granted patents·28 pending applications·5 citations·filing 2013–2021
86Inventor score
Files withSUMITOMO CHEMICAL CO46
Top patents by PatentIndex Score
46 records- 0177US11424410B2Light emitting deviceSUMITOMO CHEMICAL CO·Filed 2017·Granted Aug 23, 2022·2 cites·9 claims
- 0271US11225602B2Light emitting deviceSUMITOMO CHEMICAL CO·Filed 2017·Granted Jan 18, 2022·1 cites·14 claims
- 0371US10497885B2Light emitting device and composition used for this light emitting deviceSUMITOMO CHEMICAL CO·Filed 2015·Granted Dec 3, 2019·1 cites·12 claims
- 0470US10141514B2Composition and light emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2015·Granted Nov 27, 2018·1 cites·12 claims
- 0566US2020152882A1Light emitting deviceSUMITOMO CHEMICAL CO·Filed 2020·Application pending·0 cites
- 0665US2024040927A1Light Emitting Device and CompositionSUMITOMO CHEMICAL CO·Filed 2021·Application pending·0 cites
- 0765US2024049491A1Light Emitting Device and CompositionSUMITOMO CHEMICAL CO·Filed 2021·Application pending·0 cites
- 0862US11770941B2Film production methodSUMITOMO CHEMICAL CO·Filed 2021·Granted Sep 26, 2023·0 cites·9 claims
- 0962US2019221744A1Light emitting deviceSUMITOMO CHEMICAL CO·Filed 2017·Application pending·0 cites
- 1058US2020194695A1Composition, phosphorescent compound, and light emitting deviceSUMITOMO CHEMICAL CO·Filed 2020·Application pending·0 cites
- 1153US12250870B2Light emitting device and production method thereof, and composition for light emitting device and production method thereofSUMITOMO CHEMICAL CO·Filed 2020·Granted Mar 11, 2025·0 cites·23 claims
- 1253US10964902B2Film production methodSUMITOMO CHEMICAL CO·Filed 2017·Granted Mar 30, 2021·0 cites·6 claims
- 1353US2019036046A1Composition, phosphorescent compound, and light emitting deviceSUMITOMO CHEMICAL CO·Filed 2017·Application pending·0 cites
- 1451US2023329081A1Light Emitting Device and CompositionSUMITOMO CHEMICAL CO·Filed 2021·Application pending·0 cites
- 1551US2023320113A1Light Emitting Device and CompositionSUMITOMO CHEMICAL CO·Filed 2021·Application pending·0 cites
- 1651US2024049596A1Light Emitting Device and CompositionSUMITOMO CHEMICAL CO·Filed 2021·Application pending·0 cites
- 1750US11158829B2Method for producing a composition for a light-emitting element and method for evaluating sameSUMITOMO CHEMICAL CO·Filed 2019·Granted Oct 26, 2021·0 cites·5 claims
- 1849US2022102642A1Light emitting device composition and light emitting device containing the sameSUMITOMO CHEMICAL CO·Filed 2019·Application pending·0 cites
- 1947US11420930B2Composition for light emitting device and light emitting device containing the sameSUMITOMO CHEMICAL CO·Filed 2019·Granted Aug 23, 2022·0 cites·4 claims
- 2046US2021384448A1Light emitting deviceSUMITOMO CHEMICAL CO·Filed 2019·Application pending·0 cites
- 2146US2021359213A1Light-emitting deviceSUMITOMO CHEMICAL CO·Filed 2019·Application pending·0 cites
- 2245US11515477B2Light emitting device having thermally activated delayed fluorescent (TADF) compoundSUMITOMO CHEMICAL CO·Filed 2017·Granted Nov 29, 2022·0 cites·14 claims
- 2345US2022173336A1Light emitting device and composition for light emitting deviceSUMITOMO CHEMICAL CO·Filed 2020·Application pending·0 cites
- 2445US2022190258A1Light emitting device and production method thereof, and composition for light emitting device and production method thereofSUMITOMO CHEMICAL CO·Filed 2020·Application pending·0 cites
- 2545US2022190251A1Light emitting device and composition for light emitting deviceSUMITOMO CHEMICAL CO·Filed 2020·Application pending·0 cites
- 2644US2019341560A1Light emitting device, and metal complex and composition used in sameSUMITOMO CHEMICAL CO·Filed 2017·Application pending·0 cites
- 2744US2013193840A1Composition and light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2013·Application pending·0 cites
- 2844US2022109107A1Light emitting device composition and light emitting device containing the sameSUMITOMO CHEMICAL CO·Filed 2019·Application pending·0 cites
- 2943US11889751B2Light emitting elementSUMITOMO CHEMICAL CO·Filed 2019·Granted Jan 30, 2024·0 cites·18 claims
- 3043US9929359B2Composition and light emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2014·Granted Mar 27, 2018·0 cites·11 claims
- 3142US12284904B2Light emitting device and production method thereof, and composition for light emitting device and production method thereofSUMITOMO CHEMICAL CO·Filed 2019·Granted Apr 22, 2025·0 cites·6 claims
- 3242US2021175440A1Light emitting deviceSUMITOMO CHEMICAL CO·Filed 2018·Application pending·0 cites
- 3341US11339134B2Composition and light emitting element device using the sameSUMITOMO CHEMICAL CO·Filed 2016·Granted May 24, 2022·0 cites·13 claims
- 3441US11005044B2Light emitting deviceSUMITOMO CHEMICAL CO·Filed 2016·Granted May 11, 2021·0 cites·14 claims
- 3541US2020407386A1Composition and light emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2018·Application pending·0 cites
- 3640US11588119B2Light emitting deviceSUMITOMO CHEMICAL CO·Filed 2018·Granted Feb 21, 2023·0 cites·16 claims
- 3740US2021036241A1Composition and light emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2018·Application pending·0 cites
- 3840US2019185500A1Metal complex, composition and light emitting deviceSUMITOMO CHEMICAL CO·Filed 2017·Application pending·0 cites
- 3939US2018375034A1Light emitting deviceSUMITOMO CHEMICAL CO·Filed 2016·Application pending·0 cites
- 4039US2018354978A1Composition and light-emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2016·Application pending·0 cites
- 4137US2018022990A1Composition and light emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2016·Application pending·0 cites
- 4236US11271166B2Light emitting device and composition useful for production of same light emitting deviceSUMITOMO CHEMICAL CO·Filed 2017·Granted Mar 8, 2022·0 cites·19 claims
- 4335US11532790B2Composition and light emitting device using the sameSUMITOMO CHEMICAL CO·Filed 2018·Granted Dec 20, 2022·0 cites·12 claims
- 4435US2020216480A1Light emitting deviceSUMITOMO CHEMICAL CO·Filed 2017·Application pending·0 cites
- 4534US2017117491A1Light emitting device and composition used in the sameSUMITOMO CHEMICAL CO·Filed 2015·Application pending·0 cites
- 4628US2020203615A1Light-emitting deviceSUMITOMO CHEMICAL CO·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →