Inventor · disambiguated record
Yu Kumagai
Also filed as: KUMAGAI YU
5 granted patents·1 pending application·0 citations·filing 2016–2021
61Inventor score
Top patents by PatentIndex Score
6 records- 0167US10629764B2Light energy conversion element and device comprising the samePANASONIC IP MAN CO LTD·Filed 2019·Granted Apr 21, 2020·0 cites·2 claims
- 0259US11626258B2Solar cellPANASONIC IP MAN CO LTD·Filed 2021·Granted Apr 11, 2023·0 cites·8 claims
- 0356US10308521B2Zinc nitride compound and method for producing samePANASONIC CORP·Filed 2016·Granted Jun 4, 2019·0 cites·8 claims
- 0454US10737947B2Zinc nitride compound and method for producing samePANASONIC CORP·Filed 2019·Granted Aug 11, 2020·0 cites·20 claims
- 0550US11417784B2Multi-junction light energy conversion element, device comprising the same, and fabrication method of SnZn2N2PANASONIC IP MAN CO LTD·Filed 2018·Granted Aug 16, 2022·0 cites·5 claims
- 0647US2021408305A1Inorganic compound semiconductor, method for manufacturing same, and light energy conversion element using samePANASONIC IP MAN CO LTD·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →