Inventor · disambiguated record

Naoki Okabe

Also filed as: OKABE NAOKI

1 granted patent·6 citations·filing 2008–2008

28Inventor score

Technology areasC23C

Files withYAMAMOTO TOMITAKA1

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1 record

0172US8337641B2Treatment solution for forming black hexavalent chromium-free chemical conversion coating film on zinc or zinc alloyYAMAMOTO TOMITAKA·Filed 2008·Granted Dec 25, 2012·6 cites·7 claims

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