Assignee
GUNDERSON INC
US·38 granted patents·2 pending applications·1,261 citations·filing 1984–2006
Top patents by PatentIndex Score
40 records- 0196US5373792ARailway gondola car incorporating flexible panels of composite sheet materialGUNDERSON INC·Filed 1993·Granted Dec 20, 1994·136 cites·18 claims
- 0294US5743192ARailroad freight car for carrying motor vehiclesGUNDERSON INC·Filed 1996·Granted Apr 28, 1998·83 cites·24 claims
- 0390US5979335ARailroad freight car for carrying motor vehiclesGUNDERSON INC·Filed 1998·Granted Nov 9, 1999·56 cites·4 claims
- 0487US4624188AStack supporting container carGUNDERSON INC·Filed 1984·Granted Nov 25, 1986·53 cites·3 claims
- 0586US5054403ARailroad freight car with well for stacked cargo containersGUNDERSON INC·Filed 1989·Granted Oct 8, 1991·51 cites·5 claims
- 0686US4756256AAerodynamic drag reduction for railcarsGUNDERSON INC·Filed 1986·Granted Jul 12, 1988·72 cites·37 claims
- 0785US5794537ADeck-edge hinge for loading bridgeGUNDERSON INC·Filed 1997·Granted Aug 18, 1998·50 cites·10 claims
- 0884US6546878B1Multi-unit railroad freight car for carrying cargo containersGUNDERSON INC·Filed 2001·Granted Apr 15, 2003·28 cites·22 claims
- 0984US6523484B2Center beam car with depressed cargo-carrying areaGUNDERSON INC·Filed 2001·Granted Feb 25, 2003·25 cites·7 claims
- 1084US4703699ALightweight container carGUNDERSON INC·Filed 1986·Granted Nov 3, 1987·44 cites·23 claims
- 1183US5279230ARailroad well car bodyGUNDERSON INC·Filed 1992·Granted Jan 18, 1994·44 cites·20 claims
- 1283US5207161ASide bearing arrangement for multi-unit railroad cars with different side bearings on adjacent car ends sharing a common truckGUNDERSON INC·Filed 1992·Granted May 4, 1993·50 cites·10 claims
- 1383US4893567ARailroad freight car with well for stacked cargo containersGUNDERSON INC·Filed 1988·Granted Jan 16, 1990·43 cites·16 claims
- 1482US5626083ARailroad car with lightweight center beam structureGUNDERSON INC·Filed 1996·Granted May 6, 1997·46 cites·7 claims
- 1582US4599949ALight weight container carGUNDERSON INC·Filed 1985·Granted Jul 15, 1986·42 cites·5 claims
- 1680US6431085B1Center beam car with depressed cargo-carrying areaGUNDERSON INC·Filed 2000·Granted Aug 13, 2002·29 cites·22 claims
- 1779US5423269ARailroad well car body including side sill reinforcing walkway structureGUNDERSON INC·Filed 1993·Granted Jun 13, 1995·45 cites·4 claims
- 1877US6510800B1Multi-unit railroad freight car for carrying cargo containers between container well unitsGUNDERSON INC·Filed 2001·Granted Jan 28, 2003·20 cites·16 claims
- 1977US6357363B1Railroad tank carGUNDERSON INC·Filed 2000·Granted Mar 19, 2002·32 cites·20 claims
- 2072US6647895B2Center beam car with depressed cargo-carrying areaGUNDERSON INC·Filed 2002·Granted Nov 18, 2003·11 cites·15 claims
- 2171US5170718ARailroad freight car with well for stacked cargo containersGUNDERSON INC·Filed 1991·Granted Dec 15, 1992·33 cites·19 claims
- 2270US7546808B2Railroad car with lightweight center beam structureGUNDERSON INC·Filed 2006·Granted Jun 16, 2009·5 cites·23 claims
- 2370US5758584ARailroad car with lightweight center beam structureGUNDERSON INC·Filed 1997·Granted Jun 2, 1998·40 cites·14 claims
- 2467US5216285AFreight car with electrical power distributionGUNDERSON INC·Filed 1992·Granted Jun 1, 1993·49 cites·14 claims
- 2566US5611285AMultipurpose railraod well carGUNDERSON INC·Filed 1996·Granted Mar 18, 1997·26 cites·22 claims
- 2665US7055441B2Counterbalanced deck for railroad freight carGUNDERSON INC·Filed 2003·Granted Jun 6, 2006·9 cites·18 claims
- 2765US4930426ADevice for changing the effective width of a container well of a freight carGUNDERSON INC·Filed 1988·Granted Jun 5, 1990·21 cites·24 claims
- 2865US4905795AHandbrake operating linkage for multi-unit rail carsGUNDERSON INC·Filed 1989·Granted Mar 6, 1990·24 cites·2 claims
- 2964US7506591B2Center beam car with depressed cargo-carrying areaGUNDERSON INC·Filed 2005·Granted Mar 24, 2009·2 cites·10 claims
- 3064US6325579B1Lift assist mechanism for railroad car deckGUNDERSON INC·Filed 2000·Granted Dec 4, 2001·11 cites·8 claims
- 3158US6059075ARailroad freight car including pneumatic brake system moduleGUNDERSON INC·Filed 1998·Granted May 9, 2000·13 cites·3 claims
- 3253US5488912ARailway gondola car incorporating flexible panels of composite sheet materialGUNDERSON INC·Filed 1994·Granted Feb 6, 1996·13 cites·10 claims
- 3353US5379702ARailroad well car including spacer for supporting a trailerGUNDERSON INC·Filed 1993·Granted Jan 10, 1995·13 cites·6 claims
- 3452US6883437B2Center beam car with depressed cargo-carrying areaGUNDERSON INC·Filed 2003·Granted Apr 26, 2005·2 cites·20 claims
- 3548US2006219129A1Counterbalanced deck for railroad freight carGUNDERSON INC·Filed 2006·Application pending·0 cites
- 3647US4805743AHandbrake operating linkage for multi-unit rail carsGUNDERSON INC·Filed 1987·Granted Feb 21, 1989·12 cites·13 claims
- 3745US6324996B1Corner assembly for railway boxcar doorwayGUNDERSON INC·Filed 2000·Granted Dec 4, 2001·6 cites·11 claims
- 3842US6178895B1Flat-surfaced floor structure for boxcarsGUNDERSON INC·Filed 1999·Granted Jan 30, 2001·15 cites·13 claims
- 3939US5228393ACenter plate friction reducing assemblyGUNDERSON INC·Filed 1992·Granted Jul 20, 1993·7 cites·1 claims
- 4038US2006065152A1Insulative panels for a railway boxcarGUNDERSON INC·Filed 2005·Application pending·0 cites
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