Inventor · disambiguated record
Richard A. Ferren
Also filed as: FERREN RICHARD A
4 granted patents·72 citations·filing 1976–1987
78Inventor score
Files withPENNWALT CORP4
Top patents by PatentIndex Score
4 records- 0184US4127681ASingle electrode poling of dielectric filmsPENNWALT CORP·Filed 1976·Granted Nov 28, 1978·30 cites·11 claims
- 0266US4366768APower steering direction sensorPENNWALT CORP·Filed 1982·Granted Jan 4, 1983·24 cites·23 claims
- 0345US4800048ADie drawing process and apparatus for piezoelectric polymer films and tubesPENNWALT CORP·Filed 1987·Granted Jan 24, 1989·12 cites·22 claims
- 0443US4225482AConcentrated aqueous latex of ethylene/C2 -C3 -perfluorocarbon copolymer or terpolymerPENNWALT CORP·Filed 1978·Granted Sep 30, 1980·6 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →