Inventor · disambiguated record
Takao Tosu
Also filed as: TOSU TAKAO
3 granted patents·3 pending applications·3 citations·filing 2021–2025
56Inventor score
Files withSEMICONDUCTOR ENERGY LAB6
Top patents by PatentIndex Score
6 records- 0190US12419155B2Hole-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
- 0290US12139446B2Arylamine 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
- 0377US2025115544A1Arylamine compound, hole-transport layer material, hole-injection layer material, light-emitting device, light-emitting apparatus, electronic apparatus, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2024·Application pending·0 cites
- 0470US2025160198A1Organic compound, light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
- 0569US12225812B2Organic compound, light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2022·Granted Feb 11, 2025·0 cites·17 claims
- 0659US2022348534A1Organic compound, light-emitting device, light-emitting apparatus, electronic device, and lighting deviceSEMICONDUCTOR ENERGY LAB·Filed 2022·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →