KEIHIN 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 7229
 
  
 
F02D CONTROLLING COMBUSTION ENGINES 4438
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING4034
 
  
 
B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES2421
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 18102
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 14145
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 14140
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 14142
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 1394
 
  
 
B60L ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL 1264

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0288,564 POWER CONVERSION APPARATUS AND METHOD FOR MANUFACTURING THE SAMEMar 23, 17Oct 05, 17[H02M, H01L, H02P, H05K]
2017/0274,726 AIR CONDITIONING APPARATUS FOR A VEHICLEMar 07, 17Sep 28, 17[B60H]
2017/0244,119 FUEL GAS CIRCULATION APPARATUSFeb 21, 17Aug 24, 17[H01M]
2017/0244,259 VOLTAGE DETECTING DEVICEJan 26, 17Aug 24, 17[H02J, G01R, B60L]
2017/0234,918 GROUND FAULT DETECTING DEVICENov 28, 16Aug 17, 17[G01R]
2016/0361,965 AUTOMOBILE AIR CONDITIONERFeb 06, 15Dec 15, 16[B60H]
2016/0281,629 CONTROL DEVICE FOR FUEL INJECTION VALVEMar 22, 16Sep 29, 16[F02D]
2016/0208,753 FUEL INJECTION VALVE WITH CYLINDER INTERNAL PRESSURE SENSORDec 16, 15Jul 21, 16[F02M]
2016/0160,822 VIBRATION INSULATING STRUCTURE OF FUEL INJECTION VALVE IN INTERNAL COMBUSTION ENGINEDec 01, 15Jun 09, 16[F02M]
2015/0285,361 DRIVING FORCE TRANSMISSION MECHANISMJun 18, 15Oct 08, 15[B60H, F16H]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9921259 Ground fault detecting deviceNov 28, 16Mar 20, 18[G01R]
9874290 Valve deviceMar 29, 16Jan 23, 18[F16K]
9856963 Driving force transmission mechanismJun 18, 15Jan 02, 18[B60H, F16H]
9829089 Hydraulic pressure control apparatusOct 06, 16Nov 28, 17[F16K, F16H]
9822746 Fuel injection control apparatusApr 18, 16Nov 21, 17[F02M, F02D]
9790905 Fuel injection control deviceApr 03, 15Oct 17, 17[F02M, F02D]
9788449 Power conversion apparatusSep 03, 15Oct 10, 17[H05K]
9763349 Power supply control apparatus and manufacturing method of power supply control apparatusOct 04, 12Sep 12, 17[B29C, H01M, H01R, H05K]
9752527 Fuel injection deviceApr 17, 15Sep 05, 17[F02M, F02D]
9753091 Voltage detecting deviceMay 01, 15Sep 05, 17[G01R, B60L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0274,775 VEHICLE TRAVEL CONTROL DEVICE AND VEHICLE TRAVELING DEVICEAbandonedFeb 15, 17Sep 28, 17[H01M, B60L]
2016/0208,755 FUEL INJECTION VALVE WITH CYLINDER INTERNAL PRESSURE SENSORAbandonedJan 18, 16Jul 21, 16[G01M, F02M]
9371805 Support structure for fuel injection valveWithdrawnNov 01, 13Jun 21, 16[F02M]
2016/0091,097 PRESSURE REDUCING VALVEAbandonedSep 17, 15Mar 31, 16[F16K]
2016/0059,702 DISCHARGE CONTROL DEVICEAbandonedJul 10, 15Mar 03, 16[B60R, B60L]
2015/0331,058 VOLTAGE DETECTING DEVICEAbandonedMay 01, 15Nov 19, 15[G01R]
2015/0061,163 CARBURETORAbandonedAug 29, 14Mar 05, 15[F02M]
2015/0001,318 FUEL INJECTION VALVEAbandonedJan 08, 13Jan 01, 15[F02M]
2014/0374,512 ELECTROMAGNETIC FUEL INJECTION VALVEAbandonedJan 08, 13Dec 25, 14[F02M]
2014/0084,195 ELECTROMAGNETIC ACTUATORAbandonedSep 26, 13Mar 27, 14[F16K]
2014/0087,646 VEHICULAR AIR CONDITIONING APPARATUSAbandonedSep 20, 13Mar 27, 14[B60H, B60S]
2014/0087,648 VEHICLE AIR CONDITIONING APPARATUSAbandonedSep 20, 13Mar 27, 14[B60H]
2014/0074,316 ELECTRONIC CONTROL UNIT OF VEHICLEAbandonedSep 06, 13Mar 13, 14[B60W]
2014/0035,594 ELECTRIC LEAKAGE DETECTING APPRATUSAbandonedJul 26, 13Feb 06, 14[G01R]
2014/0021,961 ELECTRIC LEAKAGE DETECTING APPARATUSAbandonedJul 09, 13Jan 23, 14[G01R]
8630093 Semiconductor deviceExpiredMar 04, 11Jan 14, 14[H05K]
8628057 Locking mechanism for valve deviceExpiredMar 30, 12Jan 14, 14[F16K]
2013/0260,663 VEHICULAR AIR CONDITIONER AND ASSEMBLY METHOD THEREFORAbandonedMar 15, 13Oct 03, 13[B60H]
8544528 Heat exchanger equipped with partitioning members for use in a vehicular air conditioning apparatusExpiredJul 10, 09Oct 01, 13[B60H]
2013/0247,861 EXHAUST GAS RECIRCULATION VALVEAbandonedFeb 14, 13Sep 26, 13[F01L]

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