Inventor · disambiguated record

Yushirou Hirai

Also filed as: HIRAI YUSHIROU

2 granted patents·14 citations·filing 1994–1995

58Inventor score

Technology areasB22D

Files withNIPPON MINING CO2

Top patents by PatentIndex Score

2 records

0162US5536318AApparatus for coating molds with finning preventive agentNIPPON MINING CO·Filed 1994·Granted Jul 16, 1996·9 cites·4 claims
0246US5702758AMethod for coating with finning preventive agentNIPPON MINING CO·Filed 1995·Granted Dec 30, 1997·5 cites·4 claims

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