Inventor · disambiguated record
Richard L. Pifer
Also filed as: PIFER RICHARD L
5 granted patents·172 citations·filing 1984–1987
83Inventor score
Files withDANA CORP5
Top patents by PatentIndex Score
5 records- 0194US4781078ALocking differential with electromagnetic actuated clutchDANA CORP·Filed 1987·Granted Nov 1, 1988·89 cites·17 claims
- 0279US4774857ATwo speed axle assemblyDANA CORP·Filed 1987·Granted Oct 4, 1988·39 cites·10 claims
- 0360US4630506ADrive axle and method of assembling sameDANA CORP·Filed 1984·Granted Dec 23, 1986·20 cites·12 claims
- 0455US4795403ATorsional sleeve couplingDANA CORP·Filed 1986·Granted Jan 3, 1989·18 cites·6 claims
- 0537US4628753ALightweight ring gear for a differentialDANA CORP·Filed 1984·Granted Dec 16, 1986·6 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →