Inventor
SUGASAWA FUKASHI
64 patents
Patents
50 patentsUS4600215AJul 15, 1986
Vehicular suspension control system with variable damping characteristics depending upon road condition and vehicle speed
NISSAN MOTOR169 citations99
US5297646AMar 29, 1994
Control system for optimizing operation of vehicle performance/safety enhancing systems such as 4WS, 4WD active suspensions, and the like
NISSAN MOTOR130 citations98
US4770438ASep 13, 1988
Automotive suspension control system with road-condition-dependent damping characteristics
NISSAN MOTOR120 citations97
US5193845AMar 16, 1993
Vehicle vibration damping force control system
NISSAN MOTOR66 citations96
US5075855ADec 24, 1991
Automotive suspension control system with road-condition-dependent damping characteristics
NISSAN MOTOR35 citations96
US5034890AJul 23, 1991
Automotive suspension control system with road-condition-dependent damping characteristics
NISSAN MOTOR50 citations96
US4749210AJun 7, 1988
Automotive suspension control system with manually adjustable suspension characteristics and/or suspension control characteristics
NISSAN MOTOR94 citations96
US4717173AJan 5, 1988
Suspension control system for automotive vehicle suspension suppressing bouncing
NISSAN MOTOR80 citations96
US4686626AAug 11, 1987
Pitching-suppressive control system and method for an automotive vehicle suspension
NISSAN MOTOR64 citations96
US4673194AJun 16, 1987
Automotive suspension control system with self-adjustment feature
NISSAN MOTOR133 citations96
US4616848AOct 14, 1986
Automotive suspension control system with vehicle speed-dependent damping characteristics
NISSAN MOTOR59 citations96
US4467602AAug 28, 1984
Split engine control system
NISSAN MOTOR118 citations96
US4276863AJul 7, 1981
Apparatus for controlling the number of enabled cylinders of an internal combustion engine upon deceleration
NISSAN MOTOR65 citations96
US4274373AJun 23, 1981
Combined split engine and closed loop mixture control operation with enriched fuel during partial cylinder mode
NISSAN MOTOR66 citations96
US4274382AJun 23, 1981
Apparatus for performing stepwise reactivation of cylinders of an internal combustion engine upon deceleration
NISSAN MOTOR68 citations96
US5003480AMar 26, 1991
Four wheel steering system for vehicle
NISSAN MOTOR22 citations93
US4934474AJun 19, 1990
Fail-safe steering angle control system for four-wheel steerable vehicle
NISSAN MOTOR37 citations93
US4778023AOct 18, 1988
Rear wheel steering angle control system for four wheel steer vehicle
NISSAN MOTOR26 citations93
US4652010AMar 24, 1987
Roll-suppressive control system for automotive suspension system with variable damper
NISSAN MOTOR37 citations93
US4484548ANov 27, 1984
Split type internal combustion engine
NISSAN MOTOR44 citations93
US4479237AOct 23, 1984
Automatic sound level control system for audio equipment
NISSAN MOTOR44 citations93
US4425604AJan 10, 1984
Illuminating device for a display unit
NISSAN MOTOR44 citations93
US4391240AJul 5, 1983
Internal combustion engine
NISSAN MOTOR53 citations93
US4344393AAug 17, 1982
Internal combustion engine
NISSAN MOTOR54 citations93
US4337740AJul 6, 1982
Internal combustion engine
NISSAN MOTOR50 citations93
US4231338ANov 4, 1980
Internal combustion engine
NISSAN MOTOR39 citations93
US5149131ASep 22, 1992
Hydraulic damping device for vehicles
NISSAN MOTOR48 citations92
US5044660ASep 3, 1991
Suspension control system for automotive vehicle with adjustment of wheel slippage dependent wheel load distribution
NISSAN MOTOR40 citations92
US4974875ADec 4, 1990
Device for controlling drift of vehicle during cornering
NISSAN MOTOR29 citations92
US4733883AMar 29, 1988
Suspension control system for automotive vehicle with anti-dive control during deceleration
NISSAN MOTOR32 citations92
US4674767AJun 23, 1987
Automotive suspension control system ensuring riding comfort and driving stability, and especially riding comfort on undulating roads
NISSAN MOTOR39 citations92
US4256074AMar 17, 1981
Control system for closed loop mixture correction and split engine operation
NISSAN MOTOR30 citations92
US4249374AFeb 10, 1981
Split engine control system with exhaust gas recirculation
NISSAN MOTOR37 citations92
US4376426AMar 15, 1983
Split type internal combustion engine
NISSAN MOTOR22 citations82
US4354471AOct 19, 1982
Internal combustion engine
NISSAN MOTOR21 citations82
US4305365ADec 15, 1981
Electronic controlled fuel injection system
NISSAN MOTOR28 citations82
US4263782AApr 28, 1981
Combined split engine and feedback controlled engine operations
NISSAN MOTOR21 citations82
US4245471AJan 20, 1981
Stoichiometric and enrichment mixture control during different split engine modes
NISSAN MOTOR23 citations82
US4224920ASep 30, 1980
Split engine operation with means for discriminating false indication of engine load reduction
NISSAN MOTOR21 citations82
US4192278AMar 11, 1980
Internal combustion engine for motor vehicle
NISSAN MOTOR21 citations82
US4207856AJun 17, 1980
I.C. Engine operable in party-cylinder mode
NISSAN MOTOR25 citations79
US4967359AOct 30, 1990
Automotive suspension control system with road-condition-dependent damping characteristics
NISSAN MOTOR16 citations78
US5012881AMay 7, 1991
Vehicle steering system with flow dividing valve
NISSAN MOTOR8 citations74
US4970646ANov 13, 1990
Vehicle having secondarily steered front and rear wheels
NISSAN MOTOR9 citations74
US4947328AAug 7, 1990
Vehicle steering angle control system
NISSAN MOTOR14 citations74
US4893690AJan 16, 1990
Four-wheel steer control system
NISSAN MOTOR10 citations74
US4411228AOct 25, 1983
Split type internal combustion engine
NISSAN MOTOR13 citations74
US4379387AApr 12, 1983
Cylinder control system for multicylinder combustion engine
NISSAN MOTOR8 citations74
US4365598ADec 28, 1982
Internal combustion engine
NISSAN MOTOR7 citations74
US4365597ADec 28, 1982
Split type internal combustion engine
NISSAN MOTOR18 citations74
Showing the top 50 of 64 patents by PatentIndex Score.