Inventor · disambiguated record

Tadaomi Hirotsu

Also filed as: HIROTSU TADAOMI

2 granted patents·4 citations·filing 1990–1991

47Inventor score

Technology areasB22C

Files withHITACHI METALS LTD2

Top patents by PatentIndex Score

2 records

0122US5070929APattern for castings and the castings produced therefromHITACHI METALS LTD·Filed 1990·Granted Dec 10, 1991·3 cites·9 claims
0219US5166005APattern for castings and the castings produced therefromHITACHI METALS LTD·Filed 1991·Granted Nov 24, 1992·1 cites·8 claims

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