Inventor · disambiguated record
Ernest G. Hoffman
Also filed as: HOFFMAN ERNEST G · HOFFMAN ERNEST GERHARD
38 granted patents·1,589 citations·filing 1975–1994
98Inventor score
Top patents by PatentIndex Score
38 records- 0198US5306999AElectric vehicle charging stationHUBBELL INC·Filed 1993·Granted Apr 26, 1994·397 cites·20 claims
- 0293US5346406AElectrical cable and connector assembly with safety pilot line disconnect, especially for electric vehicleHUBBELL INC·Filed 1993·Granted Sep 13, 1994·160 cites·27 claims
- 0392US5344331AElectrical connector system, especially for electric vehiclesHUBBELL INC·Filed 1993·Granted Sep 6, 1994·91 cites·22 claims
- 0489US4484021AElectrical outlet sealHUBBELL INC HARVEY·Filed 1982·Granted Nov 20, 1984·61 cites·28 claims
- 0588US5385480AElectrical connector inlet assembly with break-away mechanism for electric vehicleHUBELL INC·Filed 1993·Granted Jan 31, 1995·78 cites·21 claims
- 0688US5046961APositive locking electrical plugHUBBELL INC·Filed 1990·Granted Sep 10, 1991·66 cites·24 claims
- 0786US5478250AElectrical connector assembly, especially for electric vehicleHUBBELL INC·Filed 1994·Granted Dec 26, 1995·89 cites·58 claims
- 0885US4379605AElectrical receptacle of molded body constructionHUBBELL INC HARVEY·Filed 1980·Granted Apr 12, 1983·46 cites·42 claims
- 0981US5344330AElectrical connector assembly, especially for electric vehicleHUBBELL INC·Filed 1993·Granted Sep 6, 1994·76 cites·60 claims
- 1079US5108297APositive locking electrical plug with shielded blade protectionHUBBELL INC·Filed 1990·Granted Apr 28, 1992·45 cites·36 claims
- 1179US4644094ACable having hauling, electrical and hydraulic linesHUBBELL INC HARVEY·Filed 1985·Granted Feb 17, 1987·35 cites·37 claims
- 1277US5413493AElectrical connector assembly, especially for electric vehicleHUBBELL INC·Filed 1993·Granted May 9, 1995·55 cites·12 claims
- 1376US4743711ACable having hauling, electrical and hydraulic lines and elongated tensile elementsHUBBELL INC HARVEY·Filed 1986·Granted May 10, 1988·31 cites·6 claims
- 1476US4010999ADead-front electrical plugHUBBELL INC HARVEY·Filed 1975·Granted Mar 8, 1977·26 cites·21 claims
- 1574US5243157ALockable handleHUBBELL INC·Filed 1992·Granted Sep 7, 1993·25 cites·8 claims
- 1674US4707568AArmored power cable with edge supportsHUBBELL INC·Filed 1986·Granted Nov 17, 1987·29 cites·21 claims
- 1769USD348431SDead front electrical connector for recharging electric vehiclesHUBBELL INC·Filed 1993·Granted Jul 5, 1994·15 cites·1 claims
- 1867US5324897ASwitch locking deviceHUBBELL INC·Filed 1993·Granted Jun 28, 1994·32 cites·27 claims
- 1967US4716260APushing and pulling cableHUBBELL INC·Filed 1986·Granted Dec 29, 1987·22 cites·25 claims
- 2066US4196956ADead-front electrical connectorHUBBELL INC HARVEY·Filed 1978·Granted Apr 8, 1980·21 cites·42 claims
- 2162US4572926AArmored electrical cable with lead sheathHUBBELL INC HARVEY·Filed 1984·Granted Feb 25, 1986·15 cites·21 claims
- 2262US4067634ADead-front electrical housingHUBBELL INC HARVEY·Filed 1977·Granted Jan 10, 1978·14 cites·14 claims
- 2356US5328387ALockable cover for electrical connectorHUBBELL INC·Filed 1993·Granted Jul 12, 1994·19 cites·30 claims
- 2455US5562483AElectrical wiring device with conduit clamping mechanismHUBBELL INC·Filed 1994·Granted Oct 8, 1996·18 cites·22 claims
- 2555US4090762AElectrical terminal connection and method of making sameHUBBELL INC HARVEY·Filed 1977·Granted May 23, 1978·15 cites·9 claims
- 2652USD349276SDead front electrical connector for recharging electric vehiclesHUBBELL INC·Filed 1993·Granted Aug 2, 1994·7 cites·1 claims
- 2752US5304075ACable clamp with stress distributing gripHUBBELL INC·Filed 1993·Granted Apr 19, 1994·16 cites·14 claims
- 2847US4740658APushing and pulling cableHUBBELL INC·Filed 1986·Granted Apr 26, 1988·17 cites·23 claims
- 2947US3985412AGrounding electrical adapterHUBBELL INC HARVEY·Filed 1976·Granted Oct 12, 1976·10 cites·6 claims
- 3044US5354213AAdjustable electrical cord clampHUBBELL INC·Filed 1993·Granted Oct 11, 1994·11 cites·45 claims
- 3143US4202590AInterlock arrangement for an electrical terminal enclosureHUBBELL INC HARVEY·Filed 1979·Granted May 13, 1980·8 cites·23 claims
- 3242US5448027ASafety switched outlet with dead frontHUBBELL INC·Filed 1993·Granted Sep 5, 1995·11 cites·27 claims
- 3340USD348430SDead front electrical connector for recharging electric vehiclesHUBBELL INC·Filed 1993·Granted Jul 5, 1994·4 cites·1 claims
- 3439USD356543SDead front electrical connector for recharging electric vehiclesHUBBELL INC·Filed 1993·Granted Mar 21, 1995·3 cites·1 claims
- 3539US4719316ASplice for pushing and pulling cableHUBBELL INC·Filed 1986·Granted Jan 12, 1988·14 cites·30 claims
- 3636USD350332SDead front electrical connector for charging electric carsHUBBELL INC·Filed 1993·Granted Sep 6, 1994·2 cites·1 claims
- 3735US4274692ATorsionally flexible connector coverHUBBELL INC HARVEY·Filed 1979·Granted Jun 23, 1981·4 cites·5 claims
- 3829USD350331SDead front electrical connector for recharging electric vehiclesHUBBELL INC·Filed 1993·Granted Sep 6, 1994·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →