Inventor · disambiguated record

Katsuhisa Tokunaga

Also filed as: TOKUNAGA KATSUHISA

2 granted patents·22 citations·filing 1995–1997

60Inventor score

Technology areasH10W

Files withSUMITOMO METAL MINING CO1 SUMITOMO METAL MINING CO LIMIT1

Top patents by PatentIndex Score

2 records

0148US5660708AProcess for manufacturing a lead frameSUMITOMO METAL MINING CO·Filed 1995·Granted Aug 26, 1997·16 cites·13 claims
0232US5843290AElectrolytic polishing apparatusSUMITOMO METAL MINING CO LIMIT·Filed 1997·Granted Dec 1, 1998·6 cites·2 claims

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