Inventor · disambiguated record

Marcel Norais

Also filed as: NORAIS MARCEL

2 granted patents·64 citations·filing 1995–1997

66Inventor score

Technology areasB01D

Files withATOCHEM ELF SA2

Top patents by PatentIndex Score

2 records

0168US6110388ASludge filtration device comprising a filter piston, and sludge treatment plant and sludge filtration process thereofATOCHEM ELF SA·Filed 1997·Granted Aug 29, 2000·41 cites·15 claims
0250US5979304ASeparation of sludge from liquid by piston-aided filtrationATOCHEM ELF SA·Filed 1995·Granted Nov 9, 1999·23 cites·20 claims

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