Inventor · disambiguated record
Hiroki Ohrui
Also filed as: OHRUI HIROKI
42 granted patents·38 pending applications·64 citations·filing 2007–2025
96Inventor score
Top patents by PatentIndex Score
80 records- 0191US11591279B2Composition, organic light-emitting device, display device, photoelectric conversion apparatus, electronic apparatus, and moving object including the compositionCANON KK·Filed 2019·Granted Feb 28, 2023·2 cites·35 claims
- 0290US7875368B2Heterocyclic compound and organic light-emitting deviceCANON KK·Filed 2007·Granted Jan 25, 2011·7 cites·3 claims
- 0386US10032987B2Organic light emitting elementCANON KK·Filed 2014·Granted Jul 24, 2018·5 cites·20 claims
- 0486US8110685B2Azafluorene derivative and organic light-emitting device using the derivativeKOSUGE TETSUYA·Filed 2007·Granted Feb 7, 2012·4 cites·2 claims
- 0585US10868260B2Organic compound and photoelectric conversion elementCANON KK·Filed 2018·Granted Dec 15, 2020·2 cites·12 claims
- 0684US8129899B1Azafluorene derivative and organic light-emitting device using the derivativeKOSUGE TETSUYA·Filed 2011·Granted Mar 6, 2012·3 cites·6 claims
- 0784US7919198B2Condensed ring aromatic compound for organic light-emitting device and organic light-emitting device having the sameCANON KK·Filed 2008·Granted Apr 5, 2011·4 cites·3 claims
- 0884US2025359424A1Organic light-emitting elementCANON KK·Filed 2025·Application pending·0 cites
- 0983US12172942B2Composition, organic light-emitting device, display device, photoelectric conversion apparatus, electronic apparatus, and moving object including the compositionCANON KK·Filed 2023·Granted Dec 24, 2024·0 cites·15 claims
- 1083US8628863B2Indenopyrene compound and organic light-emitting device using the compoundSEKIGUCHI TAKESHI·Filed 2009·Granted Jan 14, 2014·5 cites·7 claims
- 1181US8431244B2Indenochrysene derivative and organic light-emitting device using sameOHRUI HIROKI·Filed 2008·Granted Apr 30, 2013·4 cites·8 claims
- 1280US9472766B2Fused polycyclic compound and organic light emitting element including the sameCANON KK·Filed 2014·Granted Oct 18, 2016·2 cites·20 claims
- 1380US7919197B2Condensed ring aromatic compound and organic light-emitting device having the sameCANON KK·Filed 2008·Granted Apr 5, 2011·6 cites·6 claims
- 1478US9818957B2Organic light emitting elementCANON KK·Filed 2015·Granted Nov 14, 2017·2 cites·16 claims
- 1577US2024341173A1Organic light-emitting deviceCANON KK·Filed 2024·Application pending·0 cites
- 1676US10947212B2Photoelectric conversion element, two-dimensional sensor, image sensor, and image pickup deviceCANON KK·Filed 2018·Granted Mar 16, 2021·1 cites·20 claims
- 1775US8790795B26,12-dinaphthylchrysene derivative and organic light-emitting device using the derivativeIWAWAKI HIRONOBU·Filed 2012·Granted Jul 29, 2014·4 cites·8 claims
- 1873US8304096B2Fused polycyclic aromatic compound and organic light emitting device using the compoundWATANABE TAIKI·Filed 2009·Granted Nov 6, 2012·2 cites·7 claims
- 1972US9705089B2Organic light emitting elementCANON KK·Filed 2015·Granted Jul 11, 2017·2 cites·20 claims
- 2072US7977869B2Organic luminescent device and benzo[k]fluoranthene compoundCANON KK·Filed 2007·Granted Jul 12, 2011·3 cites·13 claims
- 2172US2023145492A1Organic photoelectric conversion element, image pickup element, and image pickup apparatusCANON KK·Filed 2022·Application pending·0 cites
- 2272US2023200216A1Organic light-emitting deviceCANON KK·Filed 2022·Application pending·0 cites
- 2371US2024407259A1Organic compound and organic light-emitting elementCANON KK·Filed 2024·Application pending·0 cites
- 2470US10854821B2Organic light emitting deviceCANON KK·Filed 2014·Granted Dec 1, 2020·2 cites·19 claims
- 2569US10903433B2Organic compound, and photoelectric conversion element and imaging device using the organic compoundCANON KK·Filed 2018·Granted Jan 26, 2021·1 cites·16 claims
- 2668US11793074B2Organic compound and photoelectric conversion elementCANON KK·Filed 2020·Granted Oct 17, 2023·0 cites·16 claims
- 2767US11557727B2Organic photoelectric conversion element, image pickup element, and image pickup apparatusCANON KK·Filed 2019·Granted Jan 17, 2023·0 cites·5 claims
- 2866US2025127036A1Organic compound and organic light-emitting deviceCANON KK·Filed 2024·Application pending·0 cites
- 2965US8072137B2Fused heterocyclic compound and organic light emitting deviceOHRUI HIROKI·Filed 2007·Granted Dec 6, 2011·2 cites·14 claims
- 3064US2024341190A1Organic compound and organic light-emitting deviceCANON KK·Filed 2024·Application pending·0 cites
- 3164US2024352047A1Organic compound and organic light-emitting deviceCANON KK·Filed 2024·Application pending·0 cites
- 3264US2024341164A1Organic light-emitting deviceCANON KK·Filed 2024·Application pending·0 cites
- 3364US2025169359A1Organic compound and organic light-emitting deviceCANON KK·Filed 2024·Application pending·0 cites
- 3464US2024301285A1Organic compound and organic light-emitting deviceCANON KK·Filed 2024·Application pending·0 cites
- 3564US2023322691A1Organic compound and organic light-emitting elementCANON KK·Filed 2023·Application pending·0 cites
- 3664US2024292737A1Organic light-emitting elementCANON KK·Filed 2024·Application pending·0 cites
- 3764US2024298516A1Organic compound and organic light-emitting deviceCANON KK·Filed 2024·Application pending·0 cites
- 3864US2024349592A1Organic compound and organic light-emitting elementCANON KK·Filed 2024·Application pending·0 cites
- 3963US2024130151A1Organic light-emitting elementCANON KK·Filed 2023·Application pending·0 cites
- 4063US2024298458A1Organic light emitting elementCANON KK·Filed 2024·Application pending·0 cites
- 4163US2025163034A1Organic compound and organic light-emitting elementCANON KK·Filed 2024·Application pending·0 cites
- 4262US11139435B2Organic light emitting elementCANON KK·Filed 2018·Granted Oct 5, 2021·0 cites·20 claims
- 4362US2024309032A1Organometallic complex and organic light-emitting elementCANON KK·Filed 2023·Application pending·0 cites
- 4462US2023157166A1Organic compound and organic light-emitting elementCANON KK·Filed 2022·Application pending·0 cites
- 4562US2008161574A1Diazafluorene compoundCANON KK·Filed 2007·Application pending·0 cites
- 4661US2024099135A1Organic compound and organic light-emitting elementCANON KK·Filed 2023·Application pending·0 cites
- 4760US12317746B2Organic compound, organic light-emitting element, display apparatus, photoelectric conversion apparatus, electronic apparatus, lighting device, and moving objectCANON KK·Filed 2021·Granted May 27, 2025·0 cites·21 claims
- 4860US12172941B2Organic compound and organic light-emitting deviceCANON KK·Filed 2021·Granted Dec 24, 2024·0 cites·22 claims
- 4960US11807593B2Organic compound, organic light-emitting element, display apparatus, image pickup apparatus, lighting apparatus, and moving objectCANON KK·Filed 2020·Granted Nov 7, 2023·0 cites·24 claims
- 5060US2024023427A1Organic compound and organic light-emitting deviceCANON KK·Filed 2023·Application pending·0 cites
Showing the top 50 of 80 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →