Inventor · disambiguated record
John L. Cromwell
Also filed as: CROMWELL JOHN L
4 granted patents·30 citations·filing 1974–1995
74Inventor score
Top patents by PatentIndex Score
4 records- 0153US5620586ASilver electrolysis method in Moebius cellsNORANDA INC·Filed 1995·Granted Apr 15, 1997·12 cites·9 claims
- 0244US5100528AContinuous silver refining cellNORANDA INC·Filed 1990·Granted Mar 31, 1992·8 cites·6 claims
- 0344US3951773AFluidized bed electrode system utilizing embedded insulator auxiliary electrodeNORANDA MINES LTD·Filed 1974·Granted Apr 20, 1976·4 cites·4 claims
- 0441US5378328AProcess for the electrochemical recovery of bismuth from an ion exchange eluentNORANDA INC·Filed 1993·Granted Jan 3, 1995·6 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →