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| Number | Title | Issue Date |
| 7806105 | Idle speed control apparatus for internal combustion engine When it is determined that an engine speed NE rapidly decreases (positive outcome at S210), a throttle increase amount TAu and a valve lift increase amount VLu are computed based on a decrease rate NEd of the engine speed NE (S220). Then, a target thro... | 10/05/2010 |
| 7688255 | Electronic scanning radar apparatus An electronic scanning radar apparatus has a cutting portion for cutting receiving data which is comprised of N numbers of data for each channel into two more short time data having M ( | 03/30/2010 |
| 7654573 | Seat belt device for vehicle A seatbelt apparatus includes an electric motor 20 for winding a seatbelt 12, and a microcomputer 30 for controlling the electric motor 20. The microcomputer 30 controls the electric motor 20 so as to wind the seatbelt 12... | 02/02/2010 |
| 7529613 | Controller for internal combustion engine A controller for an internal combustion engine is disclosed that includes an intake control valve adjusting a flow of intake air in the internal combustion engine and controls a position of the intake control valve in accordance with an engine operating condition. T... | 05/05/2009 |
| 7509938 | Internal combustion engine control apparatus The internal combustion engine control apparatus includes a calculation function of calculating an energy generation rate of an energy generated by combustion of fuel injected into a combustion chamber of a compression-ignition internal combustion engine, and an ign... | 03/31/2009 |
| 7506632 | Air-intake device for internal combustion engine An air-intake device includes a throttle valve pivotally movable around a shaft connected to one end of the throttle valve and an airflow passage formed in the intake air passage above an upper end of the throttle valve. In a region where an amount of intake air is ... | 03/24/2009 |
| 7500769 | Head light device for vehicle A front lighting device for a vehicle includes a speed detection unit for detecting a vehicle speed, a steering angle detection unit for detecting a steering angle, and a swivel angle determination unit. The swivel angle determination unit determines a swivel angle ... | 03/10/2009 |
| 7495604 | Electronic scanning radar apparatus A sampled beat signal is cut out into two or more short time data in a time direction concerning each antenna component. From a frequency spectrum of the short time data, an interference element frequency of an interference wave is detected. From the interference el... | 02/24/2009 |
| 7494400 | Manufacturing method for a multilayered gas sensor element In manufacturing a multilayered gas sensor element which includes a sensor cell for measuring a specific gas concentration in a measured gas, a main body portion including a plurality of laminated ceramic substrates, and a plate heater portion generating heat in res... | 02/24/2009 |
| 7496800 | Malfunction monitoring method and system In a method, an interrupt is generated to the processing unit every predetermined period. The predetermined period is shorter than a predetermined timeout period. A watchdog signal is changed in response to each of the generated interrupts. The interrupt generation ... | 02/24/2009 |
| 7493897 | Fuel supply apparatus and fuel supply control apparatus for internal-combustion engine A fuel supply apparatus includes a component adjustment unit, a low-pressure side passage, and a valve. The unit adjusts component composition of fuel by separating a particular component from fuel. The unit includes a component separation wall, which divides an int... | 02/24/2009 |
| 7490404 | Gas sensor manufacturing method An improved manufacturing method for a gas sensor is provided which is capable of establishing a required hermetic seal in a body of the gas sensor. The method includes preparing a sensor assembly including a housing, an air cover, an insulation porcelain, and a sen... | 02/17/2009 |
| 7488161 | High pressure pump having downsized structure A high pressure pump has a fuel passage and a pump chamber. Fuel flows into the pump chamber through the fuel passage. The high pressure pump includes a valve member and a plunger. The valve member is movable along a movable axis in a substantially axial direction o... | 02/10/2009 |
| 7487759 | Flow damper A flow damper includes a valve body, a piston, a spring, and a cap. The valve body is fastened to the rail main body and has a fuel passage therein. The fuel passage communicates between a fuel hole of the rail main body and the injector. The fuel passage includes a... | 02/10/2009 |
| 7487266 | Communication system and method, and distributed control system and method A communication system performs bidirectional communication through a same communication path every communication cycle period between a master station and a slave station. From the start of the communication cycle period until an interval period shorter than the co... | 02/03/2009 |
| 7487035 | Cylinder abnormality diagnosis unit of internal combustion engine and controller of internal combustion engine It is determined whether an engine operating state is within a specified operating range. When the engine operating state is within the specified operating range, the air-fuel ratio of an i-th cylinder is estimated based on the detection value of the air-fuel ratio ... | 02/03/2009 |
| 7486230 | Reflected wave power estimation device in a radar signal processor A radar signal processor has observation means for outputting a predetermined observation signal from a reflected wave, means for extracting an observation signal component concerning a target from the observation signal, means for computing a sample correlation mat... | 02/03/2009 |
| 7484501 | Fuel vapor treatment apparatus A fuel vapor treatment apparatus includes a first canister purges fuel vapor into an intake passage of an engine through a purge passage, which communicates with a first detection passage having a throttle. A second canister is located on an opposite side of the pur... | 02/03/2009 |
| 7484402 | Gas sensor A gas sensor having a housing, a first insulation porcelain, a metal sealing member interposed between a seat surface of the housing and a contacting surface of the first insulation porcelain. The metal sealing member is made of a Fe-based alloy of containing 10 wt ... | 02/03/2009 |
| 7484401 | Gas sensor A gas sensor having an elastic insulating member including a longitudinal hole for receiving an air permeability filter assembly and a passage portion communications between the longitudinal hole and an outer side thereof. ... | 02/03/2009 |
| 7483781 | Engine control apparatus An engine control apparatus feedback-controls a mixture air-fuel ratio of air-fuel mixture supplied to each cylinder of the engine based on an exhaust air-fuel ratio detected by an air-fuel ratio sensor. The control apparatus further calculates an exhaust air-fuel r... | 01/27/2009 |
| 7475662 | Actuator for valve lift controller A feed screw mechanism including a screwed shaft which moves linearly along with the control shaft, and a rotation spindle which rotates in a circumferential direction. The feed screw mechanism converts a rotational movement of the rotation spindle into a linear mov... | 01/13/2009 |
| 7474952 | Fuel injection controller A fuel injection controller performs minute injection amount learning for learning an injection characteristic of an injector related to a minute amount injection such as a pilot injection by performing n-times of injections of fuel amounts obtained by equally divid... | 01/06/2009 |
| 7474200 | Vehicle device control system, vehicle-side unit and portable device On condition that a holder of a portable device has manipulated an ignition switch, a main control ECU discriminates the open/closed state of a luggage compartment door. When the luggage compartment door is in the closed state, the main control ECU instructs a rear ... | 01/06/2009 |
| 7474199 | In-vehicle device remote control system An in-vehicle device remote control system includes a vehicle-side device, a main mobile device that returns a first response signal in response to a request signal transmitted from the vehicle-side device, and a sub-mobile device that returns a second response sign... | 01/06/2009 |
| 7474035 | Driving device for piezoelectric actuator In a driving device for a piezoelectric actuator, when a driving signal is input, a charging switch is repetitively turned on/off to charge and expand the piezoelectric actuator under the state that a discharging switch is turned off. Thereafter, when the input of t... | 01/06/2009 |
| 7474026 | Electromagnetic drive device A moving core includes a magnetic body having a rough face-shaped wall portion at a side facing a stationary core, a plated layer portion provided on the magnetic body and including a micro concave and convex portion on the surface layer of the plated layer portion,... | 01/06/2009 |
| 7473206 | Engine controller and control method An engine controller controls an engine, which drives a generator, an auxiliary device, and a vehicle. The generator generates electricity, and supplying the electricity to a battery and a plurality of current consumers. A generator controller controls the generator... | 01/06/2009 |
| 7472886 | Fluid control valve A fluid control valve assembly is disclosed that includes a housing, a valve with a ring-shaped groove, and a seal ring with a clearance extending between an outer diameter and an inner diameter. The seal ring includes a pair of opposing axial side surfaces and is p... | 01/06/2009 |
| 7472883 | Electromagnetic actuator A bobbin and a magnetic transmitting/receiving stator are positioned by fitting two positioning projections provided for a bobbin flange into two positioning holes formed in a stator flange. The positioning hole has a circular shape and the positioning projection ha... | 01/06/2009 |
| 7472838 | Fluid injection valve A fluid injection valve has: a valve body that is provided with an opening portion at one axial end thereof and is for starting and stopping a supply of a fluid out of the opening portion; and an injection port plate having a plurality of injection ports that penetr... | 01/06/2009 |
| 7472693 | Fuel feed apparatus having fuel pump and filter A fuel feed apparatus supplies fuel in a fuel tank to an outside of the fuel tank. The fuel feed apparatus includes a fuel pump that is accommodated in the fuel tank. The fuel pump pumps fuel in the fuel tank. The suction filter connects with an inlet of the fuel pu... | 01/06/2009 |
| 7472691 | Fuel injection valve A valve body surrounds a first passage connecting with a cylinder of an engine. A valve member is adapted to be seated on and lifted from the valve seat. An injector body connects with the valve body. The injector body has a pressure control chamber for controlling ... | 01/06/2009 |
| 7472682 | System having a screw A system having a screw structure includes a casing and a self-tapping screw. The casing includes a through hole. The self-tapping screw includes a male thread portion and an unthreaded column portion arranged relative to each other in a longitudinal direction of th... | 01/06/2009 |
| 7472681 | Throttle valve unit A throttle valve unit is disclosed that includes a main body having a cylinder portion defining a fluid passage. The main body also includes a fastening portion projecting from an outer peripheral surface of the cylinder portion for fastening to a separate member. T... | 01/06/2009 |
| 7472680 | Vortex generator with sub-aperture and method of manufacturing the same A vortex generator is disclosed for flow of a fluid. The vortex generator includes a housing that includes a passage through which the fluid flows. The vortex generator also includes a valve that is movably coupled to the housing between a fully closed position and ... | 01/06/2009 |
| 7472679 | Valve control device and valve control method for internal combustion engine An intake throttle valve is located in an intake passage upstream of first and second intake ports, such that intake air flows into mainly the first intake port to generate a swirl flow when an opening degree of the intake throttle valve is not larger than a predete... | 01/06/2009 |
| 7472670 | Valve timing controller In a valve timing controller, the guide-groove biases the moving element in a direction in which the moving element slides with respect to a radial line connecting a center of the guide-rotational element and the moving element, when the guide-rotational element rel... | 01/06/2009 |
| 7472592 | Airflow meter An airflow meter includes a detecting element for detecting airflow rate, a control integrated circuit electrically coupled with the detecting element, a circuit board having a first surface and a second surface opposing each other, and having the control integrated... | 01/06/2009 |
| 7472586 | Flow amount measuring device and method therefor A measuring body is provided in a fluid path between a pump and a fuel injection valve, a flow amount for which is measured. An inner space of the measuring body is divided into a first and a second fluid chambers by a partitioning wall, wherein the first and second... | 01/06/2009 |
