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Patent # Description
US-7,733,042 Rotor position detection circuit and motor driving device
A rotor position detection circuit detects a position of a rotor in a motor from a detection signal of an induced voltage generated in a stator coil. The circuit...
US-7,732,976 Piezoelectric actuator drive device
In a piezoelectric actuator control device for controlling operation of one or more piezoelectric actuators, when receiving a drive signal of a low level, a...
US-7,732,821 Silicon carbide semiconductor device
The SiC semiconductor device includes a substrate of a first conduction type made of silicon carbide, a drift layer of the first conduction type made of silicon...
US-7,731,092 Optical information reading apparatus
In an optical information reading apparatus, a pickup unit has a predetermined reading position, and is configured to optically pickup information of a target...
US-7,730,875 Flow control valve
A spool valve is movably provided in a valve sliding space of a valve casing. The spool valve has a through-hole formed in the inside thereof, and a...
US-7,730,785 Ultrasonic sensor and manufacture method of the same
An ultrasonic sensor is provided with a substrate unit where a thin-walled portion is arranged and a piezoelectric oscillator which is formed at the substrate...
US-7,730,734 Cooling apparatus of a fuel cell vehicle
A cooling apparatus of a fuel cell vehicle in which a cooling efficiency of a fuel cell cooling heat exchanger located downstream of an air conditioner external...
US-7,730,718 Control system for internal combustion engine
A control system for an internal combustion engine includes an exhaust gas purifying device, an exhaust gas temperature sensor, and temperature estimating...
US-7,729,134 Power conversion circuit, driving method and drive unit thereof
A power conversion circuit capable of varying an output voltage within a range from a negative voltage lower than a ground voltage to a positive voltage higher...
US-7,728,762 Method for detecting interference in radar system and radar using the same
A method for detecting an occurrence of interference between a return of a radar wave which has been transmitted by a radar and has an oscillating amplitude in...
US-7,728,601 Method of inspecting electronic circuit
A method of inspecting an electronic circuit that includes a first integrated circuit and a second integrated circuit formed on a circuit board. The first...
US-7,728,561 Apparatus for controlling power generation for vehicle
An apparatus for controlling generation of power to be generated by a generator driven by an engine mounted on a vehicle equipped with an electrical load...
US-7,728,546 Multiple power supply apparatus with improved installability
In a multiple power supply apparatus installed in a vehicle, a first power supply system includes a generator and a first battery. The generator is driven by an...
US-7,728,413 Resin mold type semiconductor device
A semiconductor device includes: a semiconductor element; a metallic plate having a heat radiation surface; a terminal connecting to the element; and a resin...
US-7,728,382 Semiconductor device having diode and IGBT
A semiconductor device includes: a semiconductor substrate including a first conductive type layer; a plurality of IGBT regions, each of which provides an IGBT...
US-7,726,192 Ultrasonic sensor
An ultrasonic sensor attached to a certain object, includes an ultrasonic detecting element, an acoustic matching member, and a reflection limiting member. The...
US-7,726,150 Ejector cycle device
An ejector cycle device includes a compressor, a refrigerant radiator, an ejector having a nozzle part and a refrigerant suction port, and a branch passage for...
US-7,726,024 Manufacturing method for a heat exchanger
In a heat exchanger, a core portion includes a plurality of plate fins each shaped like a flat plate and a plurality of tubes in which a fluid flows and each of...
US-7,726,007 Method of manufacturing stator winding of rotary electric machine
A method of manufacturing a winding includes steps of twisting U-shaped conductor segments, inserting straight portions of the twisted conductor segments in...
US-D616,818 Stator for a vehicle rotary electric machine
US-7,725,694 Processor, microcomputer and method for controlling program of microcomputer
A microcomputer includes a CPU capable of performing a plurality of tasks in a parallel time-sharing operation. The tasks include at least one special task...
US-7,725,255 Vehicular display system and method
A vehicular display system includes an in-vehicle navigation device and a vehicular meter device. The in-vehicle navigation device includes a display device, a...
US-7,725,242 Controller of internal combustion engine
Tooth portions are formed at unit angles on a rotor connected with a crankshaft of an internal combustion engine. A toothless portion is formed on the rotor by...
US-7,725,241 Fuel injection control device and fuel injection system using the same
When an ignition key is switched off, an updated learning value is set as an immediately preceding learning value of a present trip, which is compared with an...
US-7,725,219 Local operation remote cancellation authorizing method and system under remote operation
When a local operation is carried out on a vehicle, a local operation record is stored in a storage section of a remote operation control master unit and a...
US-7,724,523 Electric power converter and mounting structure of semiconductor device
An electric power converter has a main circuit section including a semiconductor module and a cooling device; a control circuit substrate section electrically...
US-7,724,181 Target object detection apparatus for acquiring information concerning target objects based on correlation...
A target object detection apparatus periodically executes a transmit/receive operation to transmit radar waves and obtain received signals from resultant...
US-7,724,129 Multiple color pointer for a gauge or instrument
An indicating instrument such as a gauge may employ a light source, a face plate located in front of the light source, and a pointer that is rotatably mounted...
US-7,724,128 On-vehicle emergency call system
An on-vehicle emergency call system is powered by a main battery. The emergency call system includes a communication unit that communicates with a service...
US-7,723,963 Target regulation voltage setting apparatus
The target regulation voltage setting apparatus for a vehicle on which a vehicle alternator is mounted includes a first function of calculating a large...
US-7,723,938 Control system for multiphase rotary electric machine
A control system for multiphase rotary electric machines is provided. The control system carries out control of the output of a multiphase rotary electric...
US-7,723,906 Spark plug designed to minimize drop in insulation resistance
A spark plug for an internal combustion engine is provided which includes a metal shell, a porcelain insulator, a center electrode, and a ground electrode. The...
US-7,723,889 Reluctance electric machine with salient-pole movable piece
In a reluctance rotary electric machine, a movable part is arranged opposing part of an alignment of a plurality of stator poles to be movable in a predetermined...
US-7,723,263 Ceramic support capable of supporting a catalyst, a catalyst-ceramic body and processes for producing same
A ceramic support capable of supporting a catalyst comprising a ceramic body having fine pores with a diameter or width up to 1000 times the ion diameter of a...
US-7,722,750 Gas sensor with improved heat resistance
A gas sensor comprises an atmosphere-side cover, ventilation filter, and filter cover as well as a sensing element and housing. The atmosphere-side cover has i)...
US-7,722,498 Control device and method for hybrid electric vehicle
In hybrid electric vehicle control, when an engine is cranked by the torque of a first motor-generator to start the engine, the torque of the first...
US-7,722,365 Connector and electronic control apparatus having the same
In a connector, a connector terminal has a first portion partially supported by a connector housing to be parallel to a wiring board, a second portion exposed...
US-7,722,345 Screw compressor
In a screw compressor, a pair of rotors are located in a housing to be rotatable around their rotary axes to form in the housing a compression chamber in which...
US-7,722,202 Meter having LCD panel and pointer
A meter has a liquid crystal display panel. The liquid crystal display panel is adapted to display a dial picture image thereon. A backlight illuminates the...
US-7,721,838 Collision obstacle discrimination device for vehicle
A collision obstacle discrimination device for a vehicle has at least one upper detection unit arranged between a bumper and side members and at least one lower...
US-7,721,791 Heat exchanger with side plate having pipe near bridge portion
A heat exchanger that can prevent damage to joints of tubes and side plates at core plates and is easy to produce which has side plates enabling stable brazing...
US-7,721,711 Engine control system including means for learning characteristics of individual fuel injectors
An engine control system includes an fuel injector for each cylinder of the engine, an air-fuel ratio sensor disposed in an exhaust manifold and an electronic...
US-7,721,618 Range detector for vehicular automatic transmission
A slider of a moving portion slides on a sliding surface of a guide portion according to a selected range of an automatic transmission. A plurality of through...
US-7,721,591 Abnormality diagnosis apparatus for internal combustion engine
A cylinder deviation of an actual air-fuel ratio before an air-fuel-ratio dither control is obtained based on a variation of an actual air-fuel ratio by the...
US-7,721,417 Manufacturing method for semiconductor device having a thin film resistor
A method of evaluating laser trimming of a semiconductor device having a thin film resistor is disclosed. The method includes the steps of providing the thin...
US-7,720,927 Network system, network device, and program product
A secondary device receives an instruction message accompanied by a counted value and compares the received counted value with a counted value stored in an...
US-7,720,583 Vehicle control apparatus and method of suppressing vibration of vehicle
A powertrain control ECU sets a target driving force, and controls an internal combustion engine and a transmission of a vehicle. A first processor of the...
US-7,719,413 Occupant detection system and occupant protection system
An occupant detection system includes occupant sensors on each of plural seats, first resistors in connection to each of the occupant sensors with different...
US-7,719,395 Magnetizer and magnetizing method
A magnetizing coil generates a magnetic field to magnetize a magnet in a magnetizing area, in which a direction of the magnetic field is generally parallel to a...
US-7,719,217 Drive device for a brushless motor
A drive device for a brushless motor executes an abnormality diagnosis (disconnection/short-circuit) of a motor side circuit. In detecting abnormality of the...
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