Inventor · disambiguated record
Michael E. Chalkley
Also filed as: CHALKLEY MICHAEL E
6 granted patents·122 citations·filing 1983–1995
85Inventor score
Top patents by PatentIndex Score
6 records- 0184US5348713ARecovery of metal values from zinc plant residuesSHERRITT GORDON LTD·Filed 1992·Granted Sep 20, 1994·36 cites·9 claims
- 0284US4545963AProcess for separately recovering zinc and lead values from zinc and lead containing sulphidic oreSHERRITT GORDON MINES LTD·Filed 1983·Granted Oct 8, 1985·25 cites·9 claims
- 0374US4594102ARecovery of cobalt and nickel from sulphidic materialSHERRITT GORDON MINES LTD·Filed 1983·Granted Jun 10, 1986·23 cites·6 claims
- 0472US5380354ARecovery of metals from sulphidic materialSHERRITT INC·Filed 1994·Granted Jan 10, 1995·19 cites·10 claims
- 0551US5711929APurification of elemental sulphur698638 ALBERTA LTD·Filed 1995·Granted Jan 27, 1998·15 cites·8 claims
- 0638US5403571APurification of elemental sulphurSHERRITT GORDON LTD·Filed 1990·Granted Apr 4, 1995·4 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →