Inventor · disambiguated record

Toshiaki Shigematsu

Also filed as: SHIGEMATSU TOSHIAKI

2 granted patents·45 citations·filing 1989–1991

65Inventor score

Technology areasC22B

Files withMITSUBISHI MATERIALS CORP1 MITSUBISHI METAL CORP1

Top patents by PatentIndex Score

2 records

0180US5143355AApparatus for manufacturing oxygen-free copperMITSUBISHI MATERIALS CORP·Filed 1991·Granted Sep 1, 1992·23 cites·14 claims
0279US5037471AMethod for manufacturing oxygen-free copperMITSUBISHI METAL CORP·Filed 1989·Granted Aug 6, 1991·22 cites·7 claims

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