Inventor · disambiguated record

Keiji Toyabe

Also filed as: TOYABE KEIJI

2 granted patents·82 citations·filing 1994–1994

67Inventor score

Technology areasB09B C01G

Files withSUMITOMO METAL MINING CO2

Top patents by PatentIndex Score

2 records

0182US5431892AProcess for recovering valuable metal from waste catalystSUMITOMO METAL MINING CO·Filed 1994·Granted Jul 11, 1995·46 cites·13 claims
0273US5415849AProcess for dissolving used catalystSUMITOMO METAL MINING CO·Filed 1994·Granted May 16, 1995·36 cites·11 claims

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