Inventor · disambiguated record
Ervin M. Sheperd
Also filed as: SHEPERD ERVIN M
3 granted patents·53 citations·filing 1976–1984
71Inventor score
Files withREXNORD INC3
Top patents by PatentIndex Score
3 records- 0175US4538793ADual claw spike pullerREXNORD INC·Filed 1984·Granted Sep 3, 1985·38 cites·14 claims
- 0247US4127070AApparatus for removing ties under railroad trackREXNORD INC·Filed 1977·Granted Nov 28, 1978·12 cites·43 claims
- 0332US4047280AMethod for removing ties under railroad trackREXNORD INC·Filed 1976·Granted Sep 13, 1977·3 cites·32 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →