Inventor · disambiguated record
Takumu Okuyama
Also filed as: OKUYAMA TAKUMU
11 granted patents·12 pending applications·4 citations·filing 2019–2025
81Inventor score
Files withSEMICONDUCTOR ENERGY LAB23
Top patents by PatentIndex Score
23 records- 0188US11943944B2Light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted Mar 26, 2024·2 cites·23 claims
- 0285US2025368610A1Organic compound, optical device, light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
- 0382US12317668B2Light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted May 27, 2025·1 cites·24 claims
- 0481US2024357846A1Light-Emitting Device, Light-Emitting Apparatus, Electronic Device, and Lighting DeviceSEMICONDUCTOR ENERGY LAB·Filed 2024·Application pending·0 cites
- 0580US12101997B2Light-emitting device including light-emitting layer and electron-transport layerSEMICONDUCTOR ENERGY LAB·Filed 2019·Granted Sep 24, 2024·1 cites·18 claims
- 0679US12029057B2Light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2023·Granted Jul 2, 2024·0 cites·20 claims
- 0779US2025275347A1Light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
- 0879US2025040430A1Light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2024·Application pending·0 cites
- 0979US2024423005A1Light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2024·Application pending·0 cites
- 1079US2025270442A1Light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
- 1175US2025008835A1Organic Compound, Light-Emitting Element, Light-Emitting Device, Electronic Device, and Lighting DeviceSEMICONDUCTOR ENERGY LAB·Filed 2024·Application pending·0 cites
- 1272US2025160203A1Organic Compound, Light-Emitting Device, Light-Emitting Apparatus, Electronic Device, and Lighting DeviceSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
- 1367US12349591B2Light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted Jul 1, 2025·0 cites·20 claims
- 1467US12082429B2Light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2019·Granted Sep 3, 2024·0 cites·26 claims
- 1565US12295260B2Organic compound, light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted May 6, 2025·0 cites·24 claims
- 1665US11647642B2Light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2019·Granted May 9, 2023·0 cites·20 claims
- 1763US12421201B2Organic compound, optical device, light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted Sep 23, 2025·0 cites·20 claims
- 1862US12089490B2Organic compound, light-emitting element, light-emitting device, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2019·Granted Sep 10, 2024·0 cites·14 claims
- 1955US11673863B2Organic compound, light-emitting device, light-receiving device, light-emitting apparatus, light-emitting module, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted Jun 13, 2023·0 cites·12 claims
- 2055US2024284766A1Display device and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2022·Application pending·0 cites
- 2148US2022231238A1Light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2020·Application pending·0 cites
- 2248US2021028371A1Light-emitting device, light-emitting apparatus, electronic device, lighting device, and compoundSEMICONDUCTOR ENERGY LAB·Filed 2020·Application pending·0 cites
- 2345US2021367177A1Light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →