MAHLE FILTER SYSTEMS JAPAN 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 2657
 
  
 
F01M LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL-COMBUSTION ENGINES; CRANKCASE VENTILATING 1023
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 963
 
  
 
B01D SEPARATION 7127
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 738
 
  
 
F04C ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS 641
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS545
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 448
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 3106
 
  
 
F02F CYLINDERS, PISTONS, OR CASINGS FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES 332

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0058,766 HEAT EXCHANGER FOR VEHICLEAug 25, 17Mar 01, 18[F28D]
2017/0167,326 OIL PUMP DEVICEOct 27, 16Jun 15, 17[F01M, F16H]
2017/0058,892 PUMPAug 23, 16Mar 02, 17[F04C]
2017/0028,324 OIL STRAINERJul 28, 16Feb 02, 17[B01D]
2016/0230,719 INTAKE NOISE REDUCING APPARATUS FOR INTERNAL COMBUSTION ENGINEFeb 09, 16Aug 11, 16[F02M]
2016/0187,067 OIL COOLERDec 17, 15Jun 30, 16[F28D]
2015/0144,312 OIL COOLERNov 25, 14May 28, 15[F01M, F28D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9885356 Variable displacement pumpDec 18, 15Feb 06, 18[F04C]
9657691 CanisterNov 25, 15May 23, 17[F02M, B01D]
9562449 Oil drain structure for oil mist separatorDec 10, 12Feb 07, 17[F02M, F01M, F02B]
9541089 Electrically driven dual pumpAug 08, 13Jan 10, 17[F04B, F04C, F04D]
9470180 Cylinder head cover of internal combustion engineFeb 24, 14Oct 18, 16[F01M, F02B, F02F]
9322368 CanisterDec 23, 14Apr 26, 16[F02M, B01D]
9283513 Fuel vapor treatment deviceDec 12, 13Mar 15, 16[F02M, B01D]
9174195 Adsorbent for canister, and canisterMay 29, 12Nov 03, 15[F02M, B01J]
9169803 Seal member, and plug tube seal structure for engineApr 02, 12Oct 27, 15[H01T, F02F, F16J]
9097218 CanisterAug 07, 13Aug 04, 15[F02M, B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0211,451 FILTERING MATERIAL FOR FILTER AND PRODUCTION PROCESS THEREFORAbandonedApr 24, 13Jul 30, 15[F02M, D21H, B01D]
2014/0352,541 CANISTERAbandonedMay 29, 14Dec 04, 14[F02M]
2014/0261,279 INTAKE MANIFOLD FOR INTERNAL COMBUSTION ENGINEAbandonedMar 13, 14Sep 18, 14[F02M]
2013/0340,724 CANISTERAbandonedJun 06, 13Dec 26, 13[F02M]
2013/0330,146 SCREW INSTALLATION STRUCTUREAbandonedJun 05, 13Dec 12, 13[F16B]
2013/0327,303 EVAPORATED FUEL TREATMENT DEVICEAbandonedJun 04, 13Dec 12, 13[F02M]
2013/0283,896 SENSING DEVICE FOR CANISTERSAbandonedDec 16, 11Oct 31, 13[F02M]
2013/0199,141 MULTILAYER FILTER MEDIUM FOR USE IN FILTER, AND FILTERAbandonedOct 27, 11Aug 08, 13[F02M]
2013/0160,736 INTAKE AIR FLOW CONTROL VALVEAbandonedDec 19, 12Jun 27, 13[F02D]
2013/0152,891 PLASTIC HEAD COVER OF INTERNAL COMBUSTION ENGINEAbandonedNov 12, 12Jun 20, 13[F01M]
2013/0152,895 INTAKE APPARATUS FOR INTERNAL COMBUSTION ENGINEAbandonedNov 14, 12Jun 20, 13[F02M]
8375925 Vaporized fuel processing device and methodExpiredDec 16, 09Feb 19, 13[F02M]
2012/0325,446 OIL COOLERAbandonedDec 23, 11Dec 27, 12[F28F]
2012/0205,085 OIL COOLERAbandonedDec 23, 11Aug 16, 12[F28F]
8136819 Sealing structure and gasketExpiredMar 12, 08Mar 20, 12[F16J]
2012/0061,048 OIL COOLERAbandonedSep 08, 11Mar 15, 12[F01P]
8099999 Purge gas concentration estimation apparatusExpiredOct 27, 09Jan 24, 12[G01M]
2011/0315,126 CARBON CANISTERAbandonedJun 21, 11Dec 29, 11[F02M]
2011/0308,504 VENTILATION SYSTEM AND METHOD FOR SUPERCHARGE ENGINEAbandonedJun 13, 11Dec 22, 11[F01M]
2011/0132,913 OIL PANAbandonedJun 21, 10Jun 09, 11[B65D]

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