WESTPORT POWER 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 6631
 
  
 
F02D CONTROLLING COMBUSTION ENGINES 4537
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 3142
 
  
 
F17C VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES 278
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING2053
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 1547
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 766
 
  
 
F02P IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES 633
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF574
 
  
 
F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR 540

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0350,357 SEALING STRUCTURE FOR GASEOUS FUELDec 18, 15Dec 07, 17[F16L, F02M]
2017/0175,657 STARTING A GASEOUS AND PILOT FUELLED ENGINEFeb 10, 15Jun 22, 17[F02D]
2016/0326,970 METHOD AND APPARATUS FOR FUEL INJECTION AND DYNAMIC COMBUSTION CONTROLDec 16, 14Nov 10, 16[F02D]
2016/0138,510 ENGINE CONTROL APPARATUSJun 20, 14May 19, 16[F02M, F02B, F02D]
2016/0108,857 APPARATUS AND METHOD OF IMPROVING VOLUMETRIC EFFICIENCY IN AN INTERNAL COMBUSTION ENGINEDec 30, 15Apr 21, 16[F02M, F01P, F02B, F02D]
2016/0032,857 FUEL INJECTOR TEMPERATURE MITIGATIONMar 06, 14Feb 04, 16[F02D]
2016/0025,042 TEMPERATURE CONTROL OF A FLUID DISCHARGED FROM A HEAT EXCHANGERMar 11, 14Jan 28, 16[F23K, F02M, F17C]
2015/0258,873 CONTROL SYSTEM FOR AUXILIARY POWER UNITMay 29, 15Sep 17, 15[B60K, B60H]
2015/0096,530 Fuel System Protection In A Multi-Fuel System Internal Combustion EngineDec 14, 14Apr 09, 15[F02M, F02B, F02D]
2015/0083,055 Supplying Gaseous Fuel from a Liquid State to an Internal Combustion EngineDec 04, 14Mar 26, 15[F02B, F02G]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9920713 Temperature control of a fluid discharged from a heat exchangerMar 11, 14Mar 20, 18[F23K, F02M, F17C, F02B, F28F]
9909513 Fuel system protection in a multi-fuel system internal combustion engineDec 14, 14Mar 06, 18[F02M, F02B, F02D]
9903321 Apparatus and method for operating a plurality of hydraulic pumpsOct 23, 14Feb 27, 18[F02M, F04B]
9897055 Method and system for delivering a gaseous fuel into the air intake system of an internal combustion engineNov 19, 14Feb 20, 18[F02M, F17C, F02B, F02D]
9885299 Method and apparatus for fuel regulationMar 06, 14Feb 06, 18[F02D]
9863365 Supplying gaseous fuel from a liquid state to an internal combustion engineDec 04, 14Jan 09, 18[F02M, F02B, F02G]
9856837 Apparatus and method for fuelling a flexible-fuel internal combustion engineMay 07, 14Jan 02, 18[F02M, F02D]
9850827 Method and apparatus for fuel injection and dynamic combustion controlDec 16, 14Dec 26, 17[F02B, F02D]
9822931 Method and apparatus for servicing a tank, a plug, or a tank and plugJun 13, 15Nov 21, 17[F17C, B65D]
9790868 Apparatus and method for igniting a gaseous fuel in a direct injection internal combustion engineAug 06, 14Oct 17, 17[F02M, F02P, F02B, F02D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0184,056 Method And Apparatus For Supplying A Gaseous Fuel To An Internal Combustion EngineAbandonedMar 15, 17Jun 29, 17[F02M, F17C, B61C, F02D]
2016/0177,901 SPLIT FUEL RAIL ASSEMBLY FOR AN INTERNAL COMBUSTION ENGINEAbandonedJun 20, 14Jun 23, 16[F02M]
2016/0146,147 MODULE FOR CONTROLLING FUEL PRESSURE IN AN INTERNAL COMBUSTION ENGINEAbandonedJun 20, 14May 26, 16[F02M, F02D]
2016/0010,543 Fuel Processor With Mounting ManifoldAbandonedJan 24, 13Jan 14, 16[F02B]
2014/0174,551 Variable Gas Pressure RegulatorAbandonedFeb 27, 14Jun 26, 14[G05D]
2014/0109,600 Cryogenic PumpAbandonedDec 28, 13Apr 24, 14[F04B]
2013/0306,695 Arrangement For Mounting A Tank To A VehicleAbandonedMay 17, 13Nov 21, 13[B60R]
2013/0220,429 System And Method For Delivering A Pressurized Gas From A Cryogenic Storage VesselAbandonedApr 03, 13Aug 29, 13[F17C]
2010/0242,921 Method And System For Controlling Fluid Flow From A Storage Tank Through A Supply Line To An End UserAbandonedMar 30, 09Sep 30, 10[F16K, F02M]
2010/0213,418 Method Of Starting A Fuel ProcessorAbandonedFeb 19, 10Aug 26, 10[C01B]
2009/0084,348 Method Of Accurately Metering A Gaseous Fuel That Is Injected Directly Into A Combustion Chamber Of An Internal Combustion EngineAbandonedSep 10, 08Apr 02, 09[F02M, F02B, F02D]
2008/0314,032 Segmented Particulate Filter For An Engine Exhaust StreamAbandonedMay 15, 08Dec 25, 08[F01N]
2008/0314,037 Exhaust Gas DiverterAbandonedFeb 19, 08Dec 25, 08[F01N]
2008/0236,146 Method And Apparatus For Regenerating NOx AdsorbersAbandonedJan 25, 08Oct 02, 08[F01N]
2008/0226,463 System And Method For Delivering A Pressurized Gas From A Cryogenic Storage VesselAbandonedMay 09, 08Sep 18, 08[F17C, F04B]
2008/0149,078 EXHAUST GAS RECIRCULATION METHODS AND APPARATUS FOR REDUCING NOx EMISSIONS FROM INTERNAL COMBUSTION ENGINESAbandonedNov 13, 07Jun 26, 08[F02M, F02B, F02D]
2008/0145,297 Fuel Processor, Components Thereof and Operating Methods ThereforAbandonedNov 05, 07Jun 19, 08[C01B, F01N, B01J]
7386977 Method and apparatus for regenerating NOx adsorbersExpiredMar 30, 05Jun 17, 08[F01N]
7284575 Combined liquefied gas and compressed gas re-fueling station and method of operating sameExpiredSep 03, 03Oct 23, 07[B65B]
7225790 Valve device and method for injecting a gaseous fuelExpiredApr 15, 05Jun 05, 07[F02B]

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