Inventor · disambiguated record
Hisato Haga
Also filed as: HAGA HISATO
6 granted patents·6 pending applications·3 citations·filing 2016–2025
68Inventor score
Files withMITSUBISHI PENCIL CO12
Top patents by PatentIndex Score
12 records- 0184US12134281B2Writing instrumentMITSUBISHI PENCIL CO·Filed 2024·Granted Nov 5, 2024·0 cites·18 claims
- 0274US11718758B2Aqueous dispersion of colored particlesMITSUBISHI PENCIL CO·Filed 2018·Granted Aug 8, 2023·2 cites·12 claims
- 0373US11560489B2Dispersion liquid of colored resin fine particles for aqueous ink, and aqueous ink composition for writing instruments using sameMITSUBISHI PENCIL CO·Filed 2018·Granted Jan 24, 2023·1 cites·13 claims
- 0467US11926749B2Aqueous ink composition for writing instrumentsMITSUBISHI PENCIL CO·Filed 2019·Granted Mar 12, 2024·0 cites·2 claims
- 0563US2024336841A1Reducing particle dispersionMITSUBISHI PENCIL CO·Filed 2021·Application pending·0 cites
- 0661US2025282968A1Water-based ink composition for writing instrumentMITSUBISHI PENCIL CO·Filed 2025·Application pending·0 cites
- 0758US2024215572A1Antimicrobial particle dispersionMITSUBISHI PENCIL CO·Filed 2022·Application pending·0 cites
- 0856US12509601B2Aqueous ink composition for writing instrumentsMITSUBISHI PENCIL CO·Filed 2021·Granted Dec 30, 2025·0 cites·20 claims
- 0954US2023398055A1Marker composition for skinMITSUBISHI PENCIL CO·Filed 2021·Application pending·0 cites
- 1052US10501649B2Aqueous ink composition for writing instrumentsMITSUBISHI PENCIL CO·Filed 2016·Granted Dec 10, 2019·0 cites·2 claims
- 1145US2022154020A1Aqueous ink composition for writing instrumentsMITSUBISHI PENCIL CO·Filed 2020·Application pending·0 cites
- 1239US2018079920A1Dispersion of colored resin fine particles for aqueous ink, and aqueous ink composition for writing instruments prepared by using the sameMITSUBISHI PENCIL CO·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →