Inventor · disambiguated record
Seiya Ashibe
Also filed as: ASHIBE SEIYA
3 granted patents·1 pending application·0 citations·filing 2020–2021
38Inventor score
Files withSUMITOMO SEIKA CHEMICALS4
Top patents by PatentIndex Score
4 records- 0148US12129239B2Method for producing methylene disulfonate compoundSUMITOMO SEIKA CHEMICALS·Filed 2020·Granted Oct 29, 2024·0 cites·5 claims
- 0247US11802119B2Method for producing cyclic disulfonic acid ester compoundSUMITOMO SEIKA CHEMICALS·Filed 2020·Granted Oct 31, 2023·0 cites·4 claims
- 0346US12215091B2Method for producing methylene disulfonate compoundSUMITOMO SEIKA CHEMICALS·Filed 2021·Granted Feb 4, 2025·0 cites·4 claims
- 0445US2023159443A1Method for producing alkanedisulfonic acid compoundSUMITOMO SEIKA CHEMICALS·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →