Inventor · disambiguated record
Osamu Ooyama
Also filed as: OOYAMA Osamu
1 granted patent·0 citations·filing 2013–2013
5Inventor score
Technology areasC21D
Files withNIPPON STEEL & SUMITOMO METAL CORP1
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1 recordIdentity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →