Inventor · disambiguated record
Lawrence D. Edwards
Also filed as: EDWARDS LAWRENCE D · EDWARDS LAWRENCE DALE
15 granted patents·1 pending application·193 citations·filing 1972–2006
93Inventor score
Files withKADEE QUALITY PRODUCTS CO7KADEE METAL PRODUCTS CO4EDWARDS CLARENCE K3KADEE QUALITY PRODUCTS INC2
Top patents by PatentIndex Score
16 records- 0185US4898326ATrack joining systemKADEE METAL PRODUCTS CO·Filed 1989·Granted Feb 6, 1990·51 cites·5 claims
- 0272US3942648AModel railway system providing uncoupling and delayed recouplingEDWARDS CLARENCE K·Filed 1975·Granted Mar 9, 1976·22 cites·8 claims
- 0360US5316158ACoupler structure for model trains with centering cavity and surfacesKADEE QUALITY PRODUCTS CO·Filed 1993·Granted May 31, 1994·21 cites·17 claims
- 0453US2008110845A1Magnetic core actuatorKADEE QUALITY PRODUCTS INC·Filed 2006·Application pending·0 cites
- 0549US5785192AModel railroad couplerKADEE QUALITY PRODUCTS INC·Filed 1997·Granted Jul 28, 1998·17 cites·13 claims
- 0648US4948073ATurnout with closing frogKADEE METAL PRODUCTS CO·Filed 1988·Granted Aug 14, 1990·16 cites·17 claims
- 0748US4799431AModel locomotive truck mounting mechanismKADEE METAL PRODUCTS CO·Filed 1987·Granted Jan 24, 1989·14 cites·13 claims
- 0846US5662229AModel railroad coupler centering systemKADEE QUALITY PRODUCTS CO·Filed 1996·Granted Sep 2, 1997·13 cites·10 claims
- 0941USD410709SRoof walk for model railway carKADEE QUALITY PRODUCTS CO·Filed 1998·Granted Jun 8, 1999·4 cites·1 claims
- 1041US5746336ACoupler adaptor for model railroad rolling stockKADEE QUALITY PRODUCTS CO·Filed 1996·Granted May 5, 1998·10 cites·11 claims
- 1141US5090332ASelf-centering model railroad car truck assemblyKADEE METAL PRODUCTS CO·Filed 1990·Granted Feb 25, 1992·10 cites·7 claims
- 1236US5768999AModel railroad truckKADEE QUALITY PRODUCTS CO·Filed 1997·Granted Jun 23, 1998·5 cites·15 claims
- 1334USD414533SSide steps for model railway carKADEE QUALITY PRODUCTS CO·Filed 1998·Granted Sep 28, 1999·2 cites·1 claims
- 1432US5832837AMethod of assembling a model railroad truckKADEE QUALITY PRODUCTS CO·Filed 1998·Granted Nov 10, 1998·3 cites·2 claims
- 1531US3983663AModel railway refrigerator carsEDWARDS CLARENCE K·Filed 1975·Granted Oct 5, 1976·3 cites·5 claims
- 1630US3952450AProtruding ladder steps for model railway boxcarsEDWARDS CLARENCE K·Filed 1972·Granted Apr 27, 1976·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →