Inventor · disambiguated record

Takeyoshi Watabe

Also filed as: WATABE TAKEYOSHI

70 granted patents·78 pending applications·233 citations·filing 2009–2025

98Inventor score

Technology areasH10K H01L C09K C07F C07D

Files withSEMICONDUCTOR ENERGY LAB145 DAIRIKI KOJI1 MIYAIRI HIDEKAZU1 SEMICONDUCTOR ENERGY LABRATORY CO LTD1

Top patents by PatentIndex Score

148 records

0198US10910576B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted Feb 2, 2021·8 cites·7 claims
0298US10693094B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2016·Granted Jun 23, 2020·17 cites·23 claims
0398US9082994B2Light-emitting element, light-emitting device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2014·Granted Jul 14, 2015·39 cites·22 claims
0497US11462702B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2021·Granted Oct 4, 2022·5 cites·11 claims
0597US10361388B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2017·Granted Jul 23, 2019·14 cites·10 claims
0697US10096658B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2017·Granted Oct 9, 2018·18 cites·21 claims
0797US9391290B2Light-emitting device comprising an organic compoundSEMICONDUCTOR ENERGY LAB·Filed 2014·Granted Jul 12, 2016·17 cites·20 claims
0896US10950805B2Electronic device, light-emitting device, electronic appliance, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2018·Granted Mar 16, 2021·6 cites·20 claims
0996US10224494B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2016·Granted Mar 5, 2019·9 cites·18 claims
1095US11133482B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2019·Granted Sep 28, 2021·4 cites·18 claims
1195US10910568B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted Feb 2, 2021·3 cites·20 claims
1295US10658604B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2019·Granted May 19, 2020·8 cites·18 claims
1395US9461259B2Light-emitting element, light-emitting device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2015·Granted Oct 4, 2016·8 cites·16 claims
1495US9444063B2Light-emitting element, light-emitting device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2014·Granted Sep 13, 2016·11 cites·26 claims
1594US10128455B2Light-emitting element, light-emitting device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2016·Granted Nov 13, 2018·7 cites·18 claims
1692US9935286B2Light-emitting element, light-emitting device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2017·Granted Apr 3, 2018·6 cites·27 claims
1792US9634267B2Light-emitting element, light-emitting device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2016·Granted Apr 25, 2017·4 cites·22 claims
1891US10644250B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2016·Granted May 5, 2020·4 cites·14 claims
1991US10439156B2Light-emitting element, light-emitting device, display device, lighting device, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2014·Granted Oct 8, 2019·6 cites·22 claims
2090US12419155B2Hole-transport layer material, electron-blocking layer material, electron-transport layer material, hole-blocking layer material, light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2022·Granted Sep 16, 2025·1 cites·21 claims
2190US12139446B2Arylamine compound, hole-transport layer material, hole-injection layer material, light-emitting device, light-emitting apparatus, electronic apparatus, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2021·Granted Nov 12, 2024·2 cites·23 claims
2290US9991471B2Light-emitting element, light-emitting device, display device, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2015·Granted Jun 5, 2018·7 cites·20 claims
2390US2025313748A1Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
2489US12460130B2Organic compound, light-emitting device, light-emitting apparatus, electronic equipment, lighting device, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2024·Granted Nov 4, 2025·0 cites·21 claims
2589US11557742B2Light-emitting element and display device including compound having function of emitting TADF at room temperatureSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted Jan 17, 2023·1 cites·21 claims
2689US10230055B2Compound, light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2016·Granted Mar 12, 2019·5 cites·19 claims
2789US2025338746A1Light-Emitting Device, Electronic Device, and Lighting DeviceSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
2888US12514091B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2024·Granted Dec 30, 2025·0 cites·18 claims
2986US12365835B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2023·Granted Jul 22, 2025·0 cites·19 claims
3086US12225748B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2024·Granted Feb 11, 2025·0 cites·10 claims
3186US12058878B2Light-emitting device, light-emitting apparatus, light-emitting module, lighting device, display apparatus, display module, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2019·Granted Aug 6, 2024·2 cites·39 claims
3286US11925041B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted Mar 5, 2024·1 cites·18 claims
3386US11276824B2Compound, light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2019·Granted Mar 15, 2022·2 cites·27 claims
3486US2025393466A1Light-emitting device, light-emitting apparatus, light-emitting module, electronic apparatus, lighting apparatus, organometallic complex, light-emitting material, organic compound, and dinuclear complexSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
3585US12356791B2Light-emitting device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2023·Granted Jul 8, 2025·0 cites·20 claims
3683US12495662B2Light-emitting element and display device including TADF compoundSEMICONDUCTOR ENERGY LAB·Filed 2022·Granted Dec 9, 2025·0 cites·18 claims
3783US2024341166A1Electronic Device, Light-Emitting Device, Electronic Appliance, and Lighting DeviceSEMICONDUCTOR ENERGY LAB·Filed 2024·Application pending·0 cites
3883US2025331358A1Light-emitting device, display device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
3982US11991890B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2022·Granted May 21, 2024·0 cites·28 claims
4082US2024292646A1Light-Emitting Element, Display Device, Electronic Device, and Lighting DeviceSEMICONDUCTOR ENERGY LAB·Filed 2024·Application pending·0 cites
4181US12010861B2Light-emitting element, light-emitting device, display device, lighting device, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2019·Granted Jun 11, 2024·1 cites·24 claims
4280US12302688B2Light-emitting device comprising charge-generation layer between light-emitting unitsSEMICONDUCTOR ENERGY LAB·Filed 2024·Granted May 13, 2025·0 cites·7 claims
4380US11903232B2Light-emitting device comprising charge-generation layer between light-emitting unitsSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted Feb 13, 2024·1 cites·14 claims
4480US11800734B2Light-emitting device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2022·Granted Oct 24, 2023·0 cites·20 claims
4580US2025294958A1Light-emitting device, display device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
4680US2025268018A1Light-Emitting DeviceSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
4779US12448401B2Organic compound, light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2019·Granted Oct 21, 2025·1 cites·23 claims
4879US11950447B2Light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2019·Granted Apr 2, 2024·1 cites·19 claims
4979US2024397741A1Light-Emitting Device, Light-Emitting Apparatus, Light-Emitting Module, Lighting Device, Display Apparatus, Display Module, and Electronic DeviceSEMICONDUCTOR ENERGY LAB·Filed 2024·Application pending·0 cites
5078US11770969B2Light-emitting element, display device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2021·Granted Sep 26, 2023·0 cites·20 claims

Showing the top 50 of 148 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →