PERKINS ENGINES COMPANY LIMITED

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Technologies

Intl Class Technology # of Patents/ App Rank in Class
 
 
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 1754
 
 
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 1345
 
 
 
F01L CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES 942
 
 
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 953
 
 
 
F01M LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL-COMBUSTION ENGINES; CRANKCASE VENTILATING 423
 
 
 
F02D CONTROLLING COMBUSTION ENGINES 458
 
 
 
F02F CYLINDERS, PISTONS, OR CASINGS FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES 428
 
 
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING356
 
 
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR350
 
 
 
B01D SEPARATION 2104

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0130,481 EXHAUST AFTER TREATMENT DEVICE MODE REGULATIONMay 31, 12May 15, 14[F01N]
2014/0123,968 METHOD AND APPARATUS FOR CONTROLLING THE OPERATION OF A TURBOCHARGED INTERNAL COMBUSTION ENGINEJun 29, 12May 08, 14[F02M]
2014/0005,902 Machine Speed Limit ControlMar 20, 12Jan 02, 14[B60W]
2013/0340,429 TURBOCHARGER CONTROLDec 06, 11Dec 26, 13[F02B]
2013/0340,980 IMPROVEMENTS IN OR RELATING TO GAS COOLERS FOR INTERNAL COMBUSTION ENGINESNov 16, 11Dec 26, 13[F02M]
2013/0313,454 MONITORING OPERATION OF A DC MOTOR VALVE ASSEMBLYFeb 27, 13Nov 28, 13[F16K]
2013/0247,564 INTERNAL COMBUSTION ENGINE AND A METHOD OF OPERATION OF AN INTERNAL COMBUSTION ENGINEDec 06, 11Sep 26, 13[F02B]
2013/0022,445 System for Reducing Compressor Oil ConsumptionDec 15, 10Jan 24, 13[F04D]
2012/0152,214 TURBOCHARGER SYSTEMDec 16, 11Jun 21, 12[F04D, F02B]
2012/0090,581 EXHAUST GAS MIXING SYSTEMJun 04, 09Apr 19, 12[F02M]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,776,501 Regeneration assist calibrationJul 15, 13Jul 15, 14[F01N]
8,636,487 Dual stage pump having intermittent mid-shift load supportsApr 26, 07Jan 28, 14[F03C, F04C]
8,631,642 Regeneration assist calibrationDec 22, 09Jan 21, 14[F01N]
8,631,643 Regeneration assist delay periodDec 22, 09Jan 21, 14[F01N]
8,534,045 After-treatment de-contamination systemJul 13, 09Sep 17, 13[F01N]
8,388,711 Autoselective regenerating particulate filterAug 22, 06Mar 05, 13[F01N, B01D]
8,342,204 Rotary valve for use in an internal combustion engineDec 13, 07Jan 01, 13[F16K]
8,322,132 Exhaust treatment system implementing regeneration controlApr 30, 08Dec 04, 12[F01N]
8,291,881 Piston for internal combustion engineDec 22, 09Oct 23, 12[F02F]
8,100,102 Cylinder head for an internal combustion engineDec 13, 07Jan 24, 12[F01L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
2012/0024,244 CAMSHAFT SPEED SENSOR TARGETDec 04, 09Feb 02, 12[B21K]
2011/0283,886 Method And Apparatus For Regenerating A FilterSep 30, 08Nov 24, 11[B01D]
2011/0220,051 Push Rod Retainer, Rocker Arm and Method for Retaining Together a Push Rod and a Rocker ArmNov 19, 09Sep 15, 11[F01L, F02F]
2011/0146,245 SULFUR DETECTION ROUTINEDec 22, 09Jun 23, 11[F01N]
2011/0146,246 REGENERATION ASSIST TRANSITION PERIODDec 22, 09Jun 23, 11[F01N]
2010/0326,235 METAL FORGED CRANKSHAFT, APPARATUS FOR METAL FORGING A CRANKSHAFT AND METHOD OF METAL FORGING A CRANKSHAFTFeb 29, 08Dec 30, 10[F16C]
2010/0294,216 WATER PUMP HAVING A RESERVOIRNov 26, 08Nov 25, 10[F04B, F04D, F01P]
2010/0199,634 EXHAUST TREATMENT SYSTEM IMPLEMENTING SELECTIVE DOC BYPASSMay 02, 07Aug 12, 10[F01N]
7,721,718 System for controlling an air to fuel ratioFeb 07, 08May 25, 10[F02M]
2009/0211,556 System for maintaining a pump inlet pressureFeb 25, 08Aug 27, 09[F02M]
2009/0056,546 Partial flow exhaust filterAug 31, 07Mar 05, 09[B01D]
7,114,230 Method and apparatus for automatically setting rocker arm clearances in an internal combustion engineNov 04, 03Oct 03, 06[B23Q]
7,070,526 Accessory drive for driving a balance shaftMar 18, 02Jul 04, 06[F16H]
7,055,510 Internal combustion engine having an internal barrier device to reduce oil carry-overApr 23, 04Jun 06, 06[F02M]
7,028,763 Cooling arrangement and method with selected surfaces configured to inhibit changes in boiling stateDec 11, 03Apr 18, 06[F28F]
2006/0032,219 Power system exhaust manifoldAug 12, 04Feb 16, 06[F01N]
6,971,361 Balance shaft assemblyMar 18, 02Dec 06, 05[F02B]
2005/0092,309 Blowby gas separation systemNov 03, 03May 05, 05[F02B]
6,886,522 Cylinder block and method of fabrication thereofMay 05, 00May 03, 05[F02F]
6,883,399 Variable inertia flywheelMar 19, 03Apr 26, 05[F16F]

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