Inventor · disambiguated record

Sadao Kotsuka

Also filed as: KOTSUKA SADAO

2 granted patents·7 citations·filing 1995–1995

53Inventor score

Technology areasD21H

Files withMITSUBISHI OIL CO2

Top patents by PatentIndex Score

2 records

0128US5639812AAlkenylsuccinic acid emulsion sizing agent (1)MITSUBISHI OIL CO·Filed 1995·Granted Jun 17, 1997·4 cites·7 claims
0225US5665811AAlkenylsuccinic acid emulsion sizing agent (2)MITSUBISHI OIL CO·Filed 1995·Granted Sep 9, 1997·3 cites·2 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →