Inventor · disambiguated record

Katsuzo Shiraishi

Also filed as: SHIRAISHI KATSUZO

2 granted patents·50 citations·filing 1983–1989

63Inventor score

Technology areasB01J

Files withSUMITOMO ALUMINUM SMELTING COM1 SUMITOMO METAL MINING CO1

Top patents by PatentIndex Score

2 records

0180US4444899AProcess for the production of low density activated alumina formed productSUMITOMO ALUMINUM SMELTING COM·Filed 1983·Granted Apr 24, 1984·40 cites·5 claims
0245US4950633ACatalyst for hydrotreating coal liquefaction and circulation solventSUMITOMO METAL MINING CO·Filed 1989·Granted Aug 21, 1990·10 cites·6 claims

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