Cummins Engine Company, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 11422
 
  
 
F02D CONTROLLING COMBUSTION ENGINES 4735
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 4034
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR2344
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 22425
 
  
 
B60K ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES 2172
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING1756
 
  
 
F16H GEARING1684
 
  
 
F01L CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES 1342
 
  
 
F02P IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES 1327

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7481200 Start-up control of internal combustion enginesJul 03, 03Jan 27, 09[F02D]
7240584 Connecting rod with profiled bore for increased load capabilityDec 10, 99Jul 10, 07[G05G]
7028918 Fuel injector having a nozzle with improved coolingFeb 07, 01Apr 18, 06[B05B]
6876097 System for regulating speed of an internal combustion engineFeb 22, 02Apr 05, 05[F03B]
6752117 Balancer shaft assemblyJul 26, 02Jun 22, 04[F02B]
6728380 Adaptive noise suppression system and methodMar 10, 99Apr 27, 04[A61F, H04B]
6718425 Handheld computer based system for collection, display and analysis of engine/vehicle dataMay 31, 00Apr 06, 04[G06F]
6637776 Fluid manifold connector and fluid manifold assemblyJun 13, 01Oct 28, 03[F16L, F02M]
6629349 Apparatus for removal and installation of a fuel injectorAug 01, 01Oct 07, 03[B23P]
6601442 Duty cycle monitoring system for an engineSep 20, 99Aug 05, 03[G06F, G01P]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6725819 Rocker lever ball socket retainerExpiredOct 14, 02Apr 27, 04[F01L]
6679953 Method for assembling and hardening a ball plug in a counterbore of a fuel injector nozzle assemblyExpiredJun 26, 02Jan 20, 04[C23C, C21D]
6575022 Engine crankcase gas blow-by sensorExpiredJun 24, 98Jun 10, 03[G01M, G01P]
6502293 Tooling for camshaft gear removalExpiredNov 09, 00Jan 07, 03[B23P]
6443211 Mettallurgical bonding of inserts having multi-layered coatings within metal castingsExpiredAug 31, 99Sep 03, 02[B22D]
6385500 Hybrid servomechanism for micro-electrical discharge machiningExpiredApr 16, 99May 07, 02[G06F]
6379407 Filter element with discrete heat generators and method of manufactureExpiredJun 23, 00Apr 30, 02[B01D]
6349689 Tappet assembly with a ceramic wear padExpiredApr 18, 00Feb 26, 02[F01L]
2002/0019,244 Wide area information network with mobile nodesAbandonedApr 04, 01Feb 14, 02[H04B]
6343574 Load distribution rib for the combustion deck of an internal combustion engineExpiredDec 29, 99Feb 05, 02[F02F]
6330872 Cylinder head casting with gusset ribsExpiredAug 16, 00Dec 18, 01[F02F]
6298721 Continuous liquid level measurement systemExpiredSep 03, 99Oct 09, 01[G01F]
6295971 Lubricating oil and fuel blending systemExpiredMay 25, 00Oct 02, 01[F02M]
6293166 Apparatus and method for adjusting a gearExpiredJan 21, 00Sep 25, 01[F16H]
6247377 Anti-lash gear assemblyExpiredNov 09, 99Jun 19, 01[F16H]
6247440 Oil drain tube with annular sealExpiredApr 27, 99Jun 19, 01[F01M]
6247454 Rocker lever for an internal combustion engine fuel injection systemExpiredMay 20, 98Jun 19, 01[F02M]
6244161 High temperature-resistant material for articulated pistonsExpiredOct 07, 99Jun 12, 01[F16J]
6237002 Method for processing computerized date data which spans centuriesExpiredDec 18, 97May 22, 01[G06F]
6215313 Diagnostic method and apparatus for detecting high electrical harness resistanceExpiredSep 07, 99Apr 10, 01[G01R]

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