Inventor · disambiguated record
Nao Kumai
Also filed as: KUMAI Nao
3 granted patents·2 citations·filing 2021–2021
51Inventor score
Technology areasB43K
Files withMITSUBISHI PENCIL CO3
Top patents by PatentIndex Score
3 records- 0153US12144412B2ApplicatorMITSUBISHI PENCIL CO·Filed 2021·Granted Nov 19, 2024·0 cites·4 claims
- 0248USD990040SCartridge for cosmetic applicatorMITSUBISHI PENCIL CO·Filed 2021·Granted Jun 20, 2023·2 cites·1 claims
- 0321USD990039SCartridge for cosmetic applicatorMITSUBISHI PENCIL CO·Filed 2021·Granted Jun 20, 2023·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →