Patent assignee · US · COMPANY

Electro-Motive Diesel, Inc.

244Patents
219Active
244Granted
59Portfolio score

Filing activity: Apr 23, 2002 → Feb 18, 2016 · 7 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8210106B2 Adjustable cab isolator bracket Mechanical Engineering; Lighting; Heating 95 Active
US8850000B2 Trigger-based data collection system Performing Operations; Transporting 55 Active
US7438039B2 Large-bore, medium-speed diesel engine having piston crown bowl with acute re-entrant angle Emerging Cross-Sectional Technologies 22 Expired
US6912852B2 Method for engine condition control with turbocompressor controllable bypass Emerging Cross-Sectional Technologies 17 Expired
US6923155B2 Engine cylinder power measuring and balance method Mechanical Engineering; Lighting; Heating 16 Expired
US7040303B2 Combined aftercooler system with shared fans Emerging Cross-Sectional Technologies 13 Expired
US9074492B2 Energy recovery arrangement having multiple heat sources Emerging Cross-Sectional Technologies 12 Active
US6945748B2 Centrifugal compressor with channel ring defined inlet recirculation channel Mechanical Engineering; Lighting; Heating 11 Expired
US6930490B2 Traction motor fault detection system Physics 10 Expired
US7025031B2 Low emission fuel efficient diesel locomotive engine including a piston having a toroidal surface Emerging Cross-Sectional Technologies 10 Expired
US9181855B2 Turbocharger with axial turbine stage Emerging Cross-Sectional Technologies 9 Active
US7370627B2 Optimized low emission two-stroke internal combustion diesel engine Emerging Cross-Sectional Technologies 9 Expired
US9536076B2 Software verification for automatic train operation Physics 9 Active
US9835164B2 Compressor impeller assembly for a turbocharger Mechanical Engineering; Lighting; Heating 8 Active
US9694834B2 Machine asset management system having user interface Performing Operations; Transporting 7 Active
US8924052B2 Lead locomotive control of power output by trailing locomotives Emerging Cross-Sectional Technologies 7 Active
US8820691B2 Adjustable support structure for an after-treatment component Mechanical Engineering; Lighting; Heating 7 Active
US9127690B2 Turbocharger support housing having alignment features Mechanical Engineering; Lighting; Heating 7 Active
US9470128B2 Exhaust system implementing active regeneration control Emerging Cross-Sectional Technologies 7 Active
US9328693B2 Piston, engine and operating method for reduced production of particulate matter Emerging Cross-Sectional Technologies 7 Active
US6918746B2 Diesel engine water pump with thrust bearing preload Mechanical Engineering; Lighting; Heating 6 Expired
US8868267B2 Remote update in locomotive distributed control systems Performing Operations; Transporting 6 Active
US8875500B2 Mounting foot for an after-treatment component Emerging Cross-Sectional Technologies 6 Active
US6929449B2 Diesel engine water pump with improved oil control Mechanical Engineering; Lighting; Heating 6 Expired
US9279343B2 Turbocharger support housing having alignment features Mechanical Engineering; Lighting; Heating 6 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.