HYUNDAI KEFICO CORPORATION

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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 1073
 
  
 
F02D CONTROLLING COMBUSTION ENGINES 865
 
  
 
F01L CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES 649
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 271
 
  
 
F16H GEARING298
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING271
 
  
 
B01D SEPARATION 1133
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 141
 
  
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 163
 
  
 
B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES 156

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0003,113 CONTINUOUSLY VARIABLE VALVE DURATION SYSTEM AND OPERATING METHOD THEREOFJun 29, 17Jan 04, 18[F01L, F02D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9803600 Damper assembly of high-pressure fuel pumpApr 08, 16Oct 31, 17[F16L, F02M]
9771901 Exhaust gas recirculation valve having cam structure for vehicleJan 14, 16Sep 26, 17[F02M]
9664160 Vehicular high pressure direct injection type injector with valve seat body for fuel-atomizationDec 20, 13May 30, 17[F02M]
9651010 Fuel injector for directly injecting fuel into a combustion chamber of an engineSep 06, 12May 16, 17[B05B, F02M]
9617924 Valve assemblyJun 03, 14Apr 11, 17[F02D]
9346457 Gearing control method for automatic gear mechanismOct 18, 12May 24, 16[B60W, F16H]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0326,991 PURGE CONTROL SOLENOID VALVEAbandonedNov 21, 15Nov 10, 16[F16K, F02M]
2015/0159,258 OXYGEN SENSOR HAVING POROUS CERAMIC COATING LAYER FORMED THEREON AND METHOD FOR FORMING POROUS CERAMIC COATING LAYERAbandonedOct 31, 13Jun 11, 15[C23C, G01N]

Top Inventors for This Owner

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