Assignee
PULLMAN INC
226 granted patents·4,039 citations·filing 1971–1984
Top patents by PatentIndex Score
226 records- 0196US4216725ACombination door and emergency stairway exitPULLMAN INC·Filed 1978·Granted Aug 12, 1980·92 cites·10 claims
- 0295US4018166ACombination seat and berthPULLMAN INC·Filed 1976·Granted Apr 19, 1977·83 cites·9 claims
- 0393US4655365AHatch cover lockPULLMAN INC·Filed 1984·Granted Apr 7, 1987·54 cites·23 claims
- 0493US4049135AContainer handling arrangement with chassis adapter framePULLMAN INC·Filed 1976·Granted Sep 20, 1977·51 cites·13 claims
- 0592US4239424AMethod and apparatus for distribution of granular material in a railway hopper carPULLMAN INC·Filed 1979·Granted Dec 16, 1980·86 cites·4 claims
- 0692US4191107AArticulated railway carPULLMAN INC·Filed 1978·Granted Mar 4, 1980·53 cites·9 claims
- 0792US3949681AMotor actuated railway hopper car door mechanismPULLMAN INC·Filed 1975·Granted Apr 13, 1976·57 cites·7 claims
- 0891US4162290AParallel steam reformers to provide low energy processPULLMAN INC·Filed 1977·Granted Jul 24, 1979·46 cites·4 claims
- 0990US4222334AHopper discharge door operating mechanismPULLMAN INC·Filed 1979·Granted Sep 16, 1980·63 cites·6 claims
- 1089US4266381AExtruded nonskid treadwayPULLMAN INC·Filed 1979·Granted May 12, 1981·80 cites·16 claims
- 1189US4262601ACam actuated railway hopper car lock mechanismPULLMAN INC·Filed 1979·Granted Apr 21, 1981·44 cites·14 claims
- 1289US4047748AChassis lock for container trailerPULLMAN INC·Filed 1976·Granted Sep 13, 1977·46 cites·13 claims
- 1388US4079017AParallel steam reformers to provide low energy processPULLMAN INC·Filed 1976·Granted Mar 14, 1978·38 cites·10 claims
- 1487US4343771AHorizontal cross-flow scrubberPULLMAN INC·Filed 1980·Granted Aug 10, 1982·65 cites·2 claims
- 1587US4319528ARailway passenger car interior paneling and finish assemblyPULLMAN INC·Filed 1978·Granted Mar 16, 1982·43 cites·6 claims
- 1687US4269812AHorizontal cross-flow scrubber for sulfur oxide removalPULLMAN INC·Filed 1979·Granted May 26, 1981·54 cites·6 claims
- 1787US4127389AExchanger reactorPULLMAN INC·Filed 1977·Granted Nov 28, 1978·59 cites·10 claims
- 1887US3985860AMethod for oxidation of SO2 scrubber sludgePULLMAN INC·Filed 1975·Granted Oct 12, 1976·41 cites·9 claims
- 1987US3964399ARailway gondola carPULLMAN INC·Filed 1975·Granted Jun 22, 1976·55 cites·10 claims
- 2086US4250814ADual hopper car doorsPULLMAN INC·Filed 1978·Granted Feb 17, 1981·46 cites·14 claims
- 2186US4224877ARailway hopper car closure actuating mechanismPULLMAN INC·Filed 1978·Granted Sep 30, 1980·44 cites·10 claims
- 2286US4107226AMethod for quenching cracked gasesPULLMAN INC·Filed 1977·Granted Aug 15, 1978·42 cites·12 claims
- 2385US4246849APartitioned railway hopper carPULLMAN INC·Filed 1979·Granted Jan 27, 1981·44 cites·8 claims
- 2485US4151925AFlatrack containerPULLMAN INC·Filed 1978·Granted May 1, 1979·58 cites·10 claims
- 2585US4150090AApparatus for regeneration of cracking catalystPULLMAN INC·Filed 1977·Granted Apr 17, 1979·48 cites·9 claims
- 2685US4136621ARailway hopper car door locking mechanismPULLMAN INC·Filed 1977·Granted Jan 30, 1979·40 cites·14 claims
- 2784US4337708ARailway car superstructure framePULLMAN INC·Filed 1980·Granted Jul 6, 1982·41 cites·11 claims
- 2884US4252067ASide wall for railway hopper carPULLMAN INC·Filed 1978·Granted Feb 24, 1981·35 cites·16 claims
- 2984US4176045APyrolysis coke inhibitionPULLMAN INC·Filed 1978·Granted Nov 27, 1979·49 cites·6 claims
- 3084US4143755ARoller conveyor with alignment devicePULLMAN INC·Filed 1977·Granted Mar 13, 1979·34 cites·8 claims
- 3184US4079676AFreight car body reinforcementPULLMAN INC·Filed 1976·Granted Mar 21, 1978·34 cites·7 claims
- 3283US4262923AMulti-purpose over-the-highway trailer arrangementsPULLMAN INC·Filed 1978·Granted Apr 21, 1981·34 cites·11 claims
- 3383US4141093ASleeping berth for passenger car compartmentPULLMAN INC·Filed 1977·Granted Feb 27, 1979·40 cites·22 claims
- 3483US3953190APellet preheating and volatile recycling structure for glass making furnacePULLMAN INC·Filed 1975·Granted Apr 27, 1976·27 cites·4 claims
- 3582US4230669ARadial ammonia converterPULLMAN INC·Filed 1978·Granted Oct 28, 1980·32 cites·9 claims
- 3682US4119042ARailway car counterbalanced tilting deckPULLMAN INC·Filed 1977·Granted Oct 10, 1978·39 cites·10 claims
- 3782US4013403ASupport means for a roller hearth in a kilnPULLMAN INC·Filed 1975·Granted Mar 22, 1977·22 cites·26 claims
- 3881US4148866ALow energy ammonia synthesis processPULLMAN INC·Filed 1976·Granted Apr 10, 1979·24 cites·15 claims
- 3981US4026791ATreatment of aqueous wastePULLMAN INC·Filed 1975·Granted May 31, 1977·26 cites·1 claims
- 4080US4194450ARailway hopper car door operating mechanismPULLMAN INC·Filed 1977·Granted Mar 25, 1980·28 cites·10 claims
- 4180US4094546ARoll away decking systemPULLMAN INC·Filed 1976·Granted Jun 13, 1978·37 cites·23 claims
- 4280US4068601AFolding table constructionPULLMAN INC·Filed 1976·Granted Jan 17, 1978·35 cites·10 claims
- 4380US3979470AProcess for the production of primary normal monochloroparaffinsPULLMAN INC·Filed 1973·Granted Sep 7, 1976·16 cites·7 claims
- 4479US4232989ACam actuated railway hopper car door operating mechanismPULLMAN INC·Filed 1978·Granted Nov 11, 1980·28 cites·21 claims
- 4579US4149472ARailway car tilting deck lockPULLMAN INC·Filed 1977·Granted Apr 17, 1979·32 cites·10 claims
- 4677US4042275AStake post and cap arrangement for trailerPULLMAN INC·Filed 1975·Granted Aug 16, 1977·34 cites·6 claims
- 4776US4266820AVariance compensating coupler for container-carrying trailer chassisPULLMAN INC·Filed 1979·Granted May 12, 1981·29 cites·12 claims
- 4876US4138948ARailway hopper car side door actuating mechanismPULLMAN INC·Filed 1977·Granted Feb 13, 1979·41 cites·11 claims
- 4975US4082045AStability bracing for twist on high gondolas or hopper carsPULLMAN INC·Filed 1976·Granted Apr 4, 1978·30 cites·5 claims
- 5074US4230680ALow energy process for synthesis of ammoniaPULLMAN INC·Filed 1978·Granted Oct 28, 1980·20 cites·11 claims
Showing the top 50 of 226 patent records by PatentIndex Score.
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