Inventor · disambiguated record
Shinichi Kumamoto
Also filed as: KUMAMOTO SHINICHI
1 granted patent·1 pending application·14 citations·filing 2001–2023
36Inventor score
Files withSUMITOMO CHEMICAL CO2
Top patents by PatentIndex Score
2 records- 0161US2025223384A1Method for manufacturing propylene polymer materialSUMITOMO CHEMICAL CO·Filed 2023·Application pending·0 cites
- 0253US6645901B2Prepolymerization catalyst for use in gas phase polymerization of olefins and process for producing the sameSUMITOMO CHEMICAL CO·Filed 2001·Granted Nov 11, 2003·14 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →