Inventor · disambiguated record
Ralph Fitch
Also filed as: FITCH RALPH · FITCH RALPH H
2 granted patents·27 citations·filing 1982–2012
60Inventor score
Top patents by PatentIndex Score
2 records- 0179US8585991B2Method for recovering indium, silver, gold and rare, precious and base metals from complex oxide and sulfide oresDREISINGER DAVID·Filed 2012·Granted Nov 19, 2013·6 cites·52 claims
- 0261US4457271AAutomatically-controlled gaseous fuel priming system for internal combustion enginesOUTBOARD MARINE CORP·Filed 1982·Granted Jul 3, 1984·21 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →