WALBRO ENGINE MANAGEMENT, L.L.C.

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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 7229
 
  
 
F02P IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES 1624
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 369
 
  
 
F02D CONTROLLING COMBUSTION ENGINES 370
 
  
 
B01D SEPARATION 2132
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 240
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 260
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 2131
 
  
 
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 192
 
  
 
F02N STARTING OF COMBUSTION ENGINES 132

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0306,863 ENGINE CONTROL STRATEGYNov 06, 15Oct 26, 17[F02P, F02D]
2014/0261,329 DIAPHRAGM CARBURETOR WITH FUEL METERING COMPENSATIONMar 04, 14Sep 18, 14[F02M]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9777683 Engine starting system with purge pumpMar 11, 14Oct 03, 17[F02M]
9279390 Accelerator device for a carburetorMar 31, 14Mar 08, 16[F02M, B01F]
9217403 Level sensor mountJun 06, 13Dec 22, 15[B60K, F02M, G01F]
9062629 Carburetor fuel supply systemNov 15, 12Jun 23, 15[F02M, B01D]
9062630 Carburetor fuel supply systemMar 06, 13Jun 23, 15[F02M, F04B, B01F]
9027910 Fuel metering diaphragm with backing plateFeb 20, 13May 12, 15[F02M]
9022011 Engine fuel delivery systems, apparatus and methodsOct 27, 08May 05, 15[F02M, F02P, F02D]
9022363 Plugs for carburetorsJul 17, 12May 05, 15[F02M, B21D, B01D]
8939736 Fuel pump assemblyNov 30, 11Jan 27, 15[F04B]
8933691 Rotary position sensorApr 30, 10Jan 13, 15[G01B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0069,641 CARBURETOR FOR AIR SCAVENGED ENGINEAbandonedSep 11, 14Mar 12, 15[F02M]
2013/0249,120 CARBURETOR FUEL FILTERAbandonedMar 23, 12Sep 26, 13[B23P, F02M]
2013/0087,935 CARBURETOR SHUT-OFF VALVEAbandonedSep 21, 12Apr 11, 13[F02M]
2013/0062,547 AIR VALVE SEALING PLUGAbandonedSep 13, 11Mar 14, 13[F16K, F16J]
8286614 Carburetor limiter cap deviceExpiredDec 06, 08Oct 16, 12[F16K, F16L, F02M, F16P, F17D, E03B]
8240292 Evaporative emissions controls in a fuel systemExpiredAug 19, 09Aug 14, 12[F02M]
7971858 Variable venturi carburetorExpiredMay 12, 08Jul 05, 11[F02M]
7591251 Evaporative emission controls in a fuel systemExpiredApr 16, 07Sep 22, 09[F16K, F02M]
2009/0013,951 CONTROL SYSTEM AND METHOD OF DELIVERING START-UP FUEL TO AN ENGINEAbandonedJul 09, 08Jan 15, 09[F02M]
7475678 Integrated fuel delivery systemExpiredMar 17, 05Jan 13, 09[F02M]
2009/0000,602 FUEL CONTROL DEVICE FOR A PLURALITY OF FUEL SOURCESAbandonedJun 23, 08Jan 01, 09[F02M]
2008/0302,332 SPLIT-BORE STRATIFIED CHARGE CARBURETORAbandonedJun 05, 07Dec 11, 08[F02M]
2008/0236,552 Mixture Device for Gaseous Fuel and AirAbandonedMar 26, 08Oct 02, 08[F02B]
7424884 Controlling evaporative emissions in a fuel systemExpiredJul 27, 07Sep 16, 08[F02M]
7395818 Multi-gaseous fuel control device for a combustion engine with a carburetorExpiredApr 11, 06Jul 08, 08[F02B]
7374155 Diaphragm carburetor and method of assemblyExpiredDec 29, 05May 20, 08[F02M]
7290757 Rotary carburetorExpiredJan 04, 06Nov 06, 07[F02M]
7287742 Carburetor and method of manufacturingExpiredDec 30, 04Oct 30, 07[F02M]
7264230 Carburetor and solenoid assemblies and methods of assembling the sameExpiredJan 11, 05Sep 04, 07[F02M]
7216635 Evaporative emission controls in a fuel systemExpiredSep 30, 04May 15, 07[F02M]

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