Inventor · disambiguated record
Leonard J. Stephens
Also filed as: STEPHENS LEONARD J
6 granted patents·98 citations·filing 1975–1995
84Inventor score
Top patents by PatentIndex Score
6 records- 0181USD242921SValve handleROCKWELL INTERNATIONAL CORP·Filed 1975·Granted Jan 4, 1977·16 cites·1 claims
- 0275US4072161ASealing member for valve stemsROCKWELL INTERNATIONAL CORP·Filed 1976·Granted Feb 7, 1978·29 cites·1 claims
- 0374US4047275AMethod of assembling valvesROCKWELL INTERNATIONAL CORP·Filed 1975·Granted Sep 13, 1977·24 cites·15 claims
- 0463US4141538ASeal assembly for valvesROCKWELL INTERNATIONAL CORP·Filed 1976·Granted Feb 27, 1979·20 cites·5 claims
- 0534US6016826AAutomatic center cavity equalizing valveM & FC HOLDING CO INC·Filed 1995·Granted Jan 25, 2000·5 cites·20 claims
- 0631US5288054AGlobe valve and method for making sameM & FC HOLDING CO INC·Filed 1993·Granted Feb 22, 1994·4 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →