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Patent # Description
US-7,370,638 Fuel injection control system ensuring steady balance in pressure in accumulator
An accumulator fuel injection system working to energize fuel injectors to inject fuel at a sequence of injection timings into an internal combustion engine and...
US-7,370,535 State measuring apparatus and operation control method for the same
An oscillation-type state measuring apparatus has an oscillation-type sensor, a reference oscillation signal generating circuit for producing reference...
US-7,370,527 Liquid level detecting apparatus
A liquid level detecting apparatus has an ultrasonic sensor, a reflector, a first pipe and a second pipe. The reflector reflects an ultrasonic wave from the...
US-7,370,487 Refrigerating cycle device capable of ensuring oil return
Whether or not a flow rate of a circulating refrigerant is higher than a predetermined threshold value is judged and when the flow rate is higher than the...
US-7,369,415 Multilayer electronic circuit device
An electronic control device includes a multilayered flexible substrate and first to fourth spacers disposed in a casing. The multilayered flexible substrate,...
US-7,368,893 Voltage control apparatus for electric generator of vehicle
In a vehicle voltage control apparatus which regulates the output voltage of the vehicle electric generator and which receives an external control signal for...
US-7,368,892 Method and apparatus for controlling power generation using gradually exciting technique
A generation control apparatus for vehicles is provided, in which a drastic change in the drive torque of a generator, which occurs with the cancellation of...
US-7,367,782 Pump plate of a rotary feed pump
In a pump plate (26) of a feed pump, an inlet port (26b) and an outlet port (26c) are formed around a shaft hole (26a) through which a driving shaft is inserted,...
US-7,367,517 Fuel injection device inhibiting abrasion
A fuel injection device has a nozzle body formed with an injection hole for injecting fuel and a nozzle needle reciprocating in the nozzle body to open and to...
US-7,367,439 Electromagnetic clutch with elastic member easily melted
The electromagnetic clutch comprises a rotor connected to a drive source, an inner hub connected to a device that follows, an outer plate provided on the outside...
US-7,367,330 Internal combustion engine controller
The internal combustion engine controller includes an oxygen concentration sensor outputting an electric signal having a value depending on an oxygen...
US-7,367,325 Fuel feed apparatus having electric connector
A fuel feed apparatus is provided to a fuel tank. The fuel feed apparatus includes a lid member, a pump module, and an electric connector. The lid member plugs...
US-7,367,324 Fuel feed apparatus having canister
A fuel feed apparatus is provided to a fuel tank. The fuel feed apparatus includes a lid member, a canister, and a fuel pump. The lid member covers a through...
US-7,367,311 Control system for compression ignition internal combustion engine
A compression ignition internal combustion engine includes injectors, each of which injects fuel into a corresponding cylinder. An ECU determines target ignition...
US-7,367,203 Refrigerant evaporator
A refrigerant evaporator includes a tank constituted by a tank portion and a header plate. The tank portion includes refrigerant collecting portions for guiding...
US-7,367,202 Refrigerant cycle device with ejector
A refrigerant cycle device includes a compressor for compressing refrigerant, a condenser for cooling and condensing high-pressure refrigerant discharged from...
US-7,367,200 Ejector cycle device
An ejector cycle device includes an ejector having a nozzle portion which decompresses refrigerant flowing out of a radiator, a first evaporator for evaporating...
US-7,367,189 Supercharging assist control system
As the integral value of power obtained by integrating supply power to the three-phase stator coil of an assist motor with respect to time becomes larger, a...
US-7,367,184 Fuel injection control device for internal combustion engine
A fuel injection amount control device is used for an internal combustion engine. A secondary air supply device supplies secondary air into an exhaust passage of...
US-7,366,619 Signal-processing unit for fluxgate magnetometers
A signal processing unit includes an integrating unit. The integrating unit is composed of a plurality of digital elements and is operative to integrate a...
US-7,365,697 Card type wireless device, antenna coil, and method for manufacturing communication module
An antenna coil includes: an air-core type flat coil body; a coil case; and a reinforce frame. The coil case has a ring shape, which corresponds to the coil...
US-7,365,579 Gate driving circuit
A gate driving circuit has a variable current carrying path that switches a current carrying path among a driving target device, a DC power source and a reactor...
US-7,365,520 Vehicle-generator output voltage control apparatus
The vehicle-generator output voltage control apparatus includes a voltage control circuit regulating an output voltage of a vehicle generator by controlling a...
US-7,365,462 Alternator directly connected to engine
An alternator is composed of a frame, a rotor rotatably supported in the frame, a stator contained in the frame outside the rotor and other associated...
US-7,365,452 Sensor device and output characteristic switching method of sensor device
A pressure sensor device (1) includes a sensing element (2) for sending an analog signal according to pressure. The pressure sensor device (1) outputs the analog...
US-7,365,363 Silicon carbide semiconductor device and method for manufacturing the same
A silicon carbide semiconductor device includes: a semiconductor substrate having a principal surface and a backside surface; a drift layer disposed on the...
US-7,365,297 Object detecting apparatus having a current adjuster for controlling amount of electric current supplied to a...
An object detecting apparatus detects an object by using a laser beam emitted from a laser diode. The apparatus has a current adjuster. An amount of electric...
US-7,364,980 Manufacturing method of semiconductor substrate
Closure at the opening of a trench with an epitaxial film is restrained, and thereby, filling morphology in the trenches is improved. A method for manufacturing...
US-7,364,971 Method for manufacturing semiconductor device having super junction construction
A semiconductor device includes a body region, a drift region having a first part and a second part, and a trench gate electrode. The body region is disposed on...
US-7,364,222 Wire collision sensor system
A wire collision sensor system for a vehicle, which includes a vehicle body, includes a bumper, a wire, a wire deformation sensor and a determination circuit....
US-7,363,918 Controller of pressure accumulation fuel system
A common rail fuel injection system has a fuel pump, a common rail, and an injector. The injector injects high-pressure fuel supplied from the common rail into...
US-7,363,912 Fuel injection controller for engine
A fuel injection controller calculates a difference between a rotation speed fluctuation amount of an engine in the case where an injection for learning is...
US-7,363,896 Variable valve timing control device of internal combustion engine
A required valve timing change rate Vreq is calculated so as to make a deviation D between a target valve timing VTtg and an actual valve timing VT small and...
US-7,363,804 Method for detecting malfunction of a cooling system based on detected coolant temperature
A malfunction of a thermostat in a coolant circulating path is detected from an engine side coolant temperature in consideration of the following behavior of the...
US-7,363,147 Navigation device and method for determining orientation of vehicle
A vehicle includes an acceleration sensor that generates an output of an acceleration in a direction of the acceleration sensor. The output of the acceleration...
US-7,363,146 Car navigation system and program
When a corridor operation is conducted in a car navigation system, a stoppable place where a vehicle is able to stop is retrieved before a map disk is removed....
US-7,363,142 Device and method for controlling ignition timing of internal combustion engine
An engine ECU executes a program including the steps of: calculating a magnitude value LOG(V) from a magnitude V detected using a knock sensor; calculating a...
US-7,363,141 Apparatus and method for manufacturing fuel injection control systems
A method is provided to manufacture a fuel injection control system controlling fuel injection in an internal combustion engine with a fuel injection valve. A...
US-7,363,061 Information registering and retrieving system, in-vehicle apparatus and portable apparatus
When an in-vehicle apparatus receives an information retrieval request from a portable cellular phone along with a phone ID of the cellular phone, a link key is...
US-7,362,588 Flying capacitor type battery voltage detector
In a flying capacitor type battery voltage detector on a circuit substrate, a large number of photo MOS switches having performance highly depending from...
US-7,362,532 Hard disk device having normal and low density memory regions
A hard disk device includes a magnetic disk for storing data, a temperature sensor for detecting an ambient temperature and a controller for controlling...
US-7,362,148 Device for controlling a semiconductor element
A control device for controlling a load drive semiconductor element for driving a load has a test operation mode for measuring a leak current of the load drive...
US-7,362,025 Internal permanent magnet rotor having improved configuration of magnetic flux barriers
At each permanent magnet in a rotor of an IPM rotary electric machine, each of a pair of flux barriers respectively disposed adjoining circumferentially opposed...
US-7,362,019 Vehicle alternator
A vehicle alternator for generating electric power has a stator, a rotor, a rectifier, a regulator case, and a cooling fin part. A stator winding is wound on the...
US-7,361,996 Semiconductor device having tin-based solder layer and method for manufacturing the same
A semiconductor device includes: a semiconductor substrate; a base member; a tin-based solder layer; a first metal layer; and a first alloy layer. The...
US-7,360,516 Variable valve timing apparatus executing reference position learning and control method thereof
A current value of an intake valve phase calculated based on a sensor output is smoothed along the direction of time axis in accordance with a smoothing factor,...
US-7,360,515 Control apparatus for an internal combustion engine
A variable valve mechanism performs a valve lift switching operation for an intake valve. ECU defines valve lift switching characteristics corresponding to the...
US-7,360,401 Leak detector for evaporated fuel
An evaporated fuel leak detector detects leakage of an evaporated fuel generated in a fuel tank. The detector includes: a differential pressure valve, a pump for...
US-7,360,013 Method of rewriting flash EEPROM and electronic control device using same
A method of rewriting a flash EEPROM of an electronic control device for controlling a vehicle equipment via a microcomputer is proposed. The flash EEPROM stores...
US-7,359,818 Sensor apparatus, control system having the same and offset correction method
Each acceleration sensor of an air bag system includes a sensing device, a communication device and an adjusting device. The sensing device generates a...
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