Inventor · disambiguated record
Sumiko Nakajima
Also filed as: NAKAJIMA SUMIKO
3 granted patents·18 citations·filing 1984–2009
66Inventor score
Top patents by PatentIndex Score
3 records- 0159US8809696B2Method for surface treatment of copper and copperYAMASHITA TOMOAKI·Filed 2009·Granted Aug 19, 2014·4 cites·20 claims
- 0255US6811828B2Electroless gold plating solution and method for electroless platingHITACHI CHEMICAL CO LTD·Filed 2003·Granted Nov 2, 2004·2 cites·20 claims
- 0352US4557762AElectroless copper plating solutionHITACHI CHEMICAL CO LTD·Filed 1984·Granted Dec 10, 1985·12 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →