Assignee
JAPAN ELECTRONIC CONTROL SYST
JP·106 granted patents·2,054 citations·filing 1981–1994
Top patents by PatentIndex Score
106 records- 0190US4715344ALearning and control apparatus for electronically controlled internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1986·Granted Dec 29, 1987·37 cites·12 claims
- 0288US5224452AAir-fuel ratio control system of internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1992·Granted Jul 6, 1993·61 cites·9 claims
- 0387US5333943AMethod and system for anti-lock braking in automobile by measuring brake torqueJAPAN ELECTRONIC CONTROL SYST·Filed 1993·Granted Aug 2, 1994·34 cites·16 claims
- 0487US5182710ADriving condition recognition system for an automotive vehicle and shift control system for an automotive automatic power transmission utilizing the results of vehicular driving state recognitionJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Jan 26, 1993·41 cites·21 claims
- 0587US5060619AElectrostatic capacity type fuel concentration monitoring unit with temperature dependent fluctuation compensating featureJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Oct 29, 1991·45 cites·10 claims
- 0687US4915080AElectronic air-fuel ratio control apparatus in internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1988·Granted Apr 10, 1990·32 cites·11 claims
- 0786US5198982AAutomotive vehicle control system for predicting road friction levelJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Mar 30, 1993·36 cites·20 claims
- 0886US5065728ASystem and method for controlling air/fuel mixture ratio of air and fuel mixture supplied to internal combustion engine using oxygen sensorJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Nov 19, 1991·42 cites·28 claims
- 0986US4615319AApparatus for learning control of air-fuel ratio of airfuel mixture in electronically controlled fuel injection type internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1984·Granted Oct 7, 1986·29 cites·18 claims
- 1085US5243951AMethod of and apparatus for learning and controlling air-fuel ratio of internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Sep 14, 1993·41 cites·10 claims
- 1184US5276625ASystem for detecting and adjusting for variation in cylinder pressure in internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Jan 4, 1994·39 cites·6 claims
- 1283US5318159AControl device and control method using torque feedback of a lock-up clutch in an automatic transmissionJAPAN ELECTRONIC CONTROL SYST·Filed 1992·Granted Jun 7, 1994·34 cites·17 claims
- 1383US5131372AApparatus for controlling the respective cylinders in the fuel supply system of an internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1991·Granted Jul 21, 1992·37 cites·11 claims
- 1482US4989570AFail detecting system for sensor monitoring concentration of a fuel in blended multi-fuel for internal combustion engine and fail-safe system in lambda-controlJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Feb 5, 1991·40 cites·16 claims
- 1582US4729359ALearning and control apparatus for electronically controlled internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1986·Granted Mar 8, 1988·33 cites·12 claims
- 1681US4883038AFuel supply control system for multi-cylinder internal combustion engine with feature of suppression of output fluctuation between individual engine cylindersJAPAN ELECTRONIC CONTROL SYST·Filed 1987·Granted Nov 28, 1989·25 cites·34 claims
- 1780US5168954AApparatus for controllably sucking intake air into each cylinder of internal combustion engine and method for controlling intake air quantity thereof with improved responsive characteristicJAPAN ELECTRONIC CONTROL SYST·Filed 1991·Granted Dec 8, 1992·33 cites·25 claims
- 1880US4881505AElectronic learning control apparatus for internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1988·Granted Nov 21, 1989·24 cites·20 claims
- 1979US5325946AControl device and control method for automatic transmission for vehicleJAPAN ELECTRONIC CONTROL SYST·Filed 1992·Granted Jul 5, 1994·30 cites·18 claims
- 2079US5157920AMethod of and an apparatus for controlling the air-fuel ratio of an internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1991·Granted Oct 27, 1992·39 cites·16 claims
- 2179US5103791AFuel supply control system for internal combustion engine with feature of exhaust temperature responsive enrichmentJAPAN ELECTRONIC CONTROL SYST·Filed 1991·Granted Apr 14, 1992·32 cites·11 claims
- 2279US4844026ASpark ignition timing control system for internal combustion engine with feature of suppression of jerking during engine accelerationJAPAN ELECTRONIC CONTROL SYST·Filed 1988·Granted Jul 4, 1989·17 cites·25 claims
- 2378US5227975AAir/fuel ratio feedback control system for internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Jul 13, 1993·30 cites·12 claims
- 2478US5191789AMethod and system for detecting intake air flow rate in internal combustion engine coupled with superchargerJAPAN ELECTRONIC CONTROL SYST·Filed 1991·Granted Mar 9, 1993·38 cites·14 claims
- 2577US4875456ASelf-diagnosis system for auxiliary air control system of internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1989·Granted Oct 24, 1989·21 cites·20 claims
- 2676US4870938AElectronic air-fuel ratio control apparatus in internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1988·Granted Oct 3, 1989·21 cites·9 claims
- 2775US5419206APhase independent torque detection and processing circuit for sensing deviceJAPAN ELECTRONIC CONTROL SYST·Filed 1992·Granted May 30, 1995·47 cites·9 claims
- 2875US5150301AAir/fuel mixture ratio learning control system for internal combustion engine using mixed fuelJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Sep 22, 1992·31 cites·13 claims
- 2974US4993391AFuel supply control system for internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Feb 19, 1991·27 cites·6 claims
- 3074US4655188AApparatus for learning control of air-fuel ratio of air-fuel mixture in electronically controlled fuel injection type internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1985·Granted Apr 7, 1987·28 cites·17 claims
- 3172US4957083AFuel supply control system for internal combustion engine with feature providing engine stability in low engine load conditionJAPAN ELECTRONIC CONTROL SYST·Filed 1988·Granted Sep 18, 1990·18 cites·13 claims
- 3272US4947816AControl system for internal combustion engine with improved control characteristics at transition of engine driving conditionJAPAN ELECTRONIC CONTROL SYST·Filed 1988·Granted Aug 14, 1990·18 cites·13 claims
- 3372US4800857AApparatus for learn-controlling air-fuel ratio for internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1988·Granted Jan 31, 1989·19 cites·10 claims
- 3471US4915582ARotary turbine fluid pumpJAPAN ELECTRONIC CONTROL SYST·Filed 1988·Granted Apr 10, 1990·28 cites·30 claims
- 3570US5168700AMethod of and an apparatus for controlling the air-fuel ratio of an internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1991·Granted Dec 8, 1992·24 cites·10 claims
- 3668US5103655ADiagnostic arrangement for automotive engine EGR systemJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Apr 14, 1992·26 cites·7 claims
- 3767US5353764AElectronically controlled fuel supply method and device for internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1993·Granted Oct 11, 1994·20 cites·10 claims
- 3867US5235957ADiagnosing device and diagnosing method in air/fuel ratio control device for internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1992·Granted Aug 17, 1993·21 cites·12 claims
- 3967US5105657AMethod and apparatus for detecting misfired cylinder of internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1991·Granted Apr 21, 1992·25 cites·18 claims
- 4067US4926826AElectric air-fuel ratio control apparatus for use in internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1988·Granted May 22, 1990·22 cites·23 claims
- 4166US5193339AMethod of and an apparatus for controlling the air-fuel ratio of an internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1991·Granted Mar 16, 1993·21 cites·14 claims
- 4265US5251437AMethod and system for controlling air/fuel ratio for internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1991·Granted Oct 12, 1993·21 cites·8 claims
- 4363US5168859AMethod and apparatus for judging misfire in internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Dec 8, 1992·19 cites·12 claims
- 4463US4854287AApparatus for learning and controlling air/fuel ratio in internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1987·Granted Aug 8, 1989·14 cites·10 claims
- 4563US4763627ALearning and control apparatus for electronically controlled internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1986·Granted Aug 16, 1988·14 cites·13 claims
- 4662US5144933AWall flow learning method and device for fuel supply control system of internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1991·Granted Sep 8, 1992·18 cites·8 claims
- 4762US5003956AElectronic fuel injection control system for a multi-fuel internal combustion engine and method thereforeJAPAN ELECTRONIC CONTROL SYST·Filed 1990·Granted Apr 2, 1991·20 cites·2 claims
- 4862US4870935ASpark ignition timing control system for internal combustion engine with acceleration responsive spark advance retarding controlJAPAN ELECTRONIC CONTROL SYST·Filed 1988·Granted Oct 3, 1989·10 cites·15 claims
- 4961US5297046ASystem and method for learning and controlling air/fuel mixture ratio for internal combustion engineJAPAN ELECTRONIC CONTROL SYST·Filed 1992·Granted Mar 22, 1994·18 cites·21 claims
- 5061US5292288ASpeed-changing hydraulic oil pressure control apparatus for an automatic transmission of an automobileJAPAN ELECTRONIC CONTROL SYST·Filed 1991·Granted Mar 8, 1994·28 cites·3 claims
Showing the top 50 of 106 patent records by PatentIndex Score.
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