Inventor · disambiguated record

Tokitsugu Shirakawa

Also filed as: SHIRAKAWA TOKITSUGU

1 granted patent·0 citations·filing 2002–2002

9Inventor score

Technology areasC25D

Files withNIPPON STEEL CORP1

Top patents by PatentIndex Score

1 record

0135US6818322B2Surface treated steel sheet with less environmental impact for electronic components, excellent in solder wettability, a rust-proof property and a whisker-proof propertyNIPPON STEEL CORP·Filed 2002·Granted Nov 16, 2004·0 cites·2 claims

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