Inventor · disambiguated record
Seiichi Hirao
Also filed as: HIRAO SEIICHI
1 granted patent·6 citations·filing 1994–1994
28Inventor score
Technology areasG11B
Files withSUMITOMO SPEC METALS1
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1 recordIdentity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →