Inventor · disambiguated record
Yasuo Umezu
Also filed as: UMEZU YASUO
9 granted patents·7 pending applications·180 citations·filing 1991–2022
85Inventor score
Files withDAINIPPON INK & CHEMICALS16
Top patents by PatentIndex Score
16 records- 0194US10947403B2Dispersion and inkjet ink composition, light conversion layer, and liquid crystal display element using the dispersionDAINIPPON INK & CHEMICALS·Filed 2017·Granted Mar 16, 2021·7 cites·20 claims
- 0291US5327271ALiquid crystal device employing polymer network on one substrate and alignment layer or polymer network on other substrateDAINIPPON INK & CHEMICALS·Filed 1991·Granted Jul 5, 1994·111 cites·27 claims
- 0381US5296952ADouble-layer liquid crystal device having a three dimensional network structureDAINIPPON INK & CHEMICALS·Filed 1993·Granted Mar 22, 1994·59 cites·20 claims
- 0477US11049911B2Light-emitting device and image display apparatus including the sameDAINIPPON INK & CHEMICALS·Filed 2017·Granted Jun 29, 2021·1 cites·13 claims
- 0569US2021139730A1Dispersion and inkjet ink composition, light conversion layer, and liquid crystal display element using the dispersionDAINIPPON INK & CHEMICALS·Filed 2020·Application pending·0 cites
- 0665US2021366997A1Light-emitting device and image display apparatus including the sameDAINIPPON INK & CHEMICALS·Filed 2021·Application pending·0 cites
- 0758US10093857B2Nematic liquid crystal composition and liquid crystal display device using the sameDAINIPPON INK & CHEMICALS·Filed 2014·Granted Oct 9, 2018·1 cites·12 claims
- 0855US7232592B2Nematic liquid crystal composition containing indane compoundDAINIPPON INK & CHEMICALS·Filed 2003·Granted Jun 19, 2007·1 cites·20 claims
- 0951US2022145108A1Method for producing light-emitting particles, light-emitting particles, light-emitting particle dispersion, ink composition, and light-emitting elementDAINIPPON INK & CHEMICALS·Filed 2020·Application pending·0 cites
- 1050US10174254B2Nematic liquid crystal composition and liquid crystal display element using the sameDAINIPPON INK & CHEMICALS·Filed 2014·Granted Jan 8, 2019·0 cites·5 claims
- 1148US2017029698A1Antioxidant for liquid crystal composition, liquid crystal composition, and liquid crystal display device using liquid crystal compositionDAINIPPON INK & CHEMICALS·Filed 2014·Application pending·0 cites
- 1247US2022195290A1Method for producing light-emitting particles, light-emitting particles, light-emitting particle dispersion, ink composition, and light-emitting elementDAINIPPON INK & CHEMICALS·Filed 2020·Application pending·0 cites
- 1346US12486457B2Compound, liquid crystal composition, as well as liquid crystal display element, sensor, liquid crystal lens, optical communication equipment, and antenna each using the sameDAINIPPON INK & CHEMICALS·Filed 2022·Granted Dec 2, 2025·0 cites·20 claims
- 1442US2016319192A1Nematic liquid crystal composition and liquid crystal display element including the sameDAINIPPON INK & CHEMICALS·Filed 2014·Application pending·0 cites
- 1541US2018282623A1Liquid-crystal composition, liquid-crystal display element, and liquid-crystal displayDAINIPPON INK & CHEMICALS·Filed 2016·Application pending·0 cites
- 1640US10301546B2Liquid crystal display element and liquid crystal displayDAINIPPON INK & CHEMICALS·Filed 2016·Granted May 28, 2019·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →