Inventor · disambiguated record
Frederick L. Marsh
Also filed as: MARSH FREDERICK L
3 granted patents·46 citations·filing 1980–1992
71Inventor score
Technology areasH01M
Top patents by PatentIndex Score
3 records- 0169US4713304AMethod of preparing lead-acid battery plates and lead-acid batteries containing plates so preparedGNB INC·Filed 1986·Granted Dec 15, 1987·30 cites·40 claims
- 0244US4329408ALead oxide composition for use in lead-acid batteriesGOULD INC·Filed 1980·Granted May 11, 1982·9 cites·3 claims
- 0333US5352549ALead oxide composition for use in lead-acid batteriesGNB BATTERY TECH INC·Filed 1992·Granted Oct 4, 1994·7 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →