Inventor
TASAKI Satomi
JP43 patents
Patents
43 patentsUS10763441B2Sep 1, 2020
Organic electroluminescence device and electronic apparatus provided with the same
IDEMITSU KOSAN CO7 citations84
US10590080B2Mar 17, 2020
Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device
IDEMITSU KOSAN CO6 citations84
US12077500B2Sep 3, 2024
Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device
IDEMITSU KOSAN CO1 citations73
US11739061B2Aug 29, 2023
Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device
IDEMITSU KOSAN CO2 citations73
US11489121B1Nov 1, 2022
Organic electroluminescent device configured to emit light with high luminous efficiency
IDEMITSU KOSAN CO2 citations73
US11482675B1Oct 25, 2022
Organic electroluminescence device and electronic apparatus
IDEMITSU KOSAN CO7 citations73
US11094886B2Aug 17, 2021
Organic electroluminescent element and electronic device
IDEMITSU KOSAN CO4 citations73
US10910565B2Feb 2, 2021
Organic electroluminescent element, material for organic electroluminescent elements, and electronic device
IDEMITSU KOSAN CO5 citations73
US10804474B2Oct 13, 2020
Organic electroluminescence device and electronic apparatus provided with the same
IDEMITSU KOSAN CO4 citations73
US10763444B2Sep 1, 2020
Organic electroluminescence device and electronic apparatus provided with the same
IDEMITSU KOSAN CO5 citations73
US10297761B2May 21, 2019
Organic electroluminescent element
IDEMITSU KOSAN CO3 citations73
US10249826B2Apr 2, 2019
Compound, organic electroluminescent element and electronic device
IDEMITSU KOSAN CO2 citations73
US12477945B2Nov 18, 2025
Organic electroluminescence device and electronic apparatus equipped with the same
IDEMITSU KOSAN CO1 citations64
US12284916B2Apr 22, 2025
Organic electroluminescence device and electronic apparatus provided with the same
IDEMITSU KOSAN CO1 citations64
US12029119B2Jul 2, 2024
Organic electroluminescence element and electronic device
IDEMITSU KOSAN CO0 citations63
US12516066B2Jan 6, 2026
Compound, organic electroluminescence device and electronic apparatus
IDEMITSU KOSAN CO0 citations62
US12486450B2Dec 2, 2025
Organic electroluminescence device and electronic apparatus provided with the same
IDEMITSU KOSAN CO0 citations62
US12410182B2Sep 9, 2025
Compound, organic electroluminescence device and electronic apparatus
IDEMITSU KOSAN CO0 citations62
US12317740B2May 27, 2025
Organic electroluminescence device and electronic apparatus
IDEMITSU KOSAN CO0 citations62
US12202837B2Jan 21, 2025
Compound, organic electroluminescence device and electronic apparatus
IDEMITSU KOSAN CO0 citations62
US12171141B2Dec 17, 2024
Organic electroluminescence device and electronic apparatus provided with the same
IDEMITSU KOSAN CO1 citations62
US11968894B2Apr 23, 2024
Organic electroluminescent element, material for organic electroluminescent elements, and electronic device
IDEMITSU KOSAN CO1 citations62
US11839148B2Dec 5, 2023
Organic electroluminescent element and electronic device
IDEMITSU KOSAN CO0 citations62
US11600780B1Mar 7, 2023
Organic electroluminescence device and electronic apparatus
IDEMITSU KOSAN CO0 citations62
US11552259B1Jan 10, 2023
Organic electroluminescent element and electronic device
IDEMITSU KOSAN CO1 citations62
US11489128B1Nov 1, 2022
Organic electroluminescent element emitting light at high luminous effiency and electronic device
IDEMITSU KOSAN CO1 citations62
US11059781B2Jul 13, 2021
Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device
IDEMITSU KOSAN CO0 citations62
US10811612B2Oct 20, 2020
Organic electroluminescence device and electronic apparatus provided with the same
IDEMITSU KOSAN CO1 citations62
US10777752B2Sep 15, 2020
Organic electroluminescence device and electronic apparatus provided with the same
IDEMITSU KOSAN CO1 citations62
US12583864B2Mar 24, 2026
Organic electroluminescent element and electronic device
IDEMITSU KOSAN CO0 citations52
US12581849B2Mar 17, 2026
Organic electroluminescence element and electronic apparatus
IDEMITSU KOSAN CO0 citations52
US12528984B2Jan 20, 2026
Organic electroluminescent element and electronic device
IDEMITSU KOSAN CO0 citations52
US12516240B2Jan 6, 2026
Compound, organic electroluminescence device using the same, and electronic apparatus
IDEMITSU KOSAN CO0 citations52
US12433162B2Sep 30, 2025
Compound, organic electroluminescence device, and electronic apparatus
IDEMITSU KOSAN CO0 citations52
US12396318B2Aug 19, 2025
Organic EL display device, and electronic apparatus
IDEMITSU KOSAN CO0 citations52
US12364160B2Jul 15, 2025
Organic electroluminescent element and electronic device
IDEMITSU KOSAN CO0 citations52
US12356850B2Jul 8, 2025
Compound, and organic electroluminescence device and electronic apparatus using the same
IDEMITSU KOSAN CO0 citations52
US12284915B2Apr 22, 2025
Organic electroluminescence device and electronic apparatus provided with the same
IDEMITSU KOSAN CO0 citations52
US12156467B2Nov 26, 2024
Organic electroluminescence device and electronic appliance using the same
IDEMITSU KOSAN CO0 citations52
US12133462B2Oct 29, 2024
Organic electroluminescence device and electronic apparatus equipped with the same
IDEMITSU KOSAN CO0 citations52
US12063854B2Aug 13, 2024
Organic electroluminescence device and electronic apparatus using the same
IDEMITSU KOSAN CO0 citations52
US10851055B2Dec 1, 2020
Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device
IDEMITSU KOSAN CO0 citations52
US11723266B2Aug 8, 2023
Organic electroluminescent element and electronic device
IDEMITSU KOSAN CO0 citations49