At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.
Vehicle-mounted electric generator control system which selectively
supplies regenerative field current to...
A control apparatus for a vehicle electric generator judges the currently available generating capacity of the generator and establishes a regenerative current...
Semiconductor unit with cooling system
A semiconductor unit has semiconductor modules and cooling members. The semiconductor module includes power devices with a flat shape, the first electrode bonded...
Automotive electric heater apparatus
An electric heater apparatus for automobiles is disclosed. A sheathed heater (14a) constituting a heat generating member of a heater assembly (14) generates heat...
Power transmission device
When the connecting rod 10 made of material of high strength, the mechanical strength of which is higher than that of the inner hub 22, is incorporated into...
Engine control apparatus
An engine control apparatus includes: the switch case 1; the stop switch body 6; the stop switch knob 3; the lock plate 5; the transponder 9; and the control...
Vane pump having volume variable pump chambers communicatable with inlet
In a vane pump, a rotor chamber is defined within a housing that includes a ring and first and second plates. An inlet is communicated with the rotor chamber...
Fuel pumping unit, with a plurality of commutator brush assemblies with
engaging members for restricting brush...
A fuel pump includes a housing, a pump section, a motor section including a commutator, a cover disposed at one end of the housing, a pair of brushes disposed in...
Solenoid actuator having misalignment accommodating structure and solenoid
valve using the same
A solenoid actuator of a solenoid valve has a solenoid, a yoke, a stator, a cup and a restrained portion. The yoke radially surrounds the stator while radially...
Air conditioner for vehicle
In a vehicle air conditioner, a heater core is disposed in an air conditioning case to form front and rear cool air bypass passage through which cool air...
Vehicle air conditioner with hot-gas heater cycle
A vehicle air conditioner selectively switches one of a cooling mode in which an interior heat exchanger of a refrigerant cycle is operated as an evaporator for...
Fuel injection system
A fuel injection system includes an injector, a controller, and a cylinder internal pressure sensor. The injector injects fuel to an engine. The controller...
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...
Inspection method of multilayer gas sensing device
Provided is an inspection method for a multilayer gas sensing device, capable of certainly and easily detecting a defective product originating from faults such...
Battery cooling system for vehicle
In a battery cooling system that cools a battery by using conditioned air (inside air of a passenger compartment) of a vehicle air conditioner, a battery control...
Vehicle ventilation and deodorization system
A ventilation and deodorization system includes a door lock switching unit for performing a locking and an unlocking of a vehicle door, an air conditioner which...
Seat air conditioner for vehicle and seat structure
A seat air conditioner for a vehicle seat includes a seat air passage that is provided in at least one of a seat back and a seat cushion having a seat surface...
Electronic control unit
In an electronic control unit having two computers, the first computer, which is an engine control microcomputer, performs multiple diagnoses and sends data...
Telecommunications modem deactivation control method and apparatus
A method is disclosed for controlling the deactivation of a telecommunications modem based on the call type, independent of the connection quality, to minimize...
Sensor and manufacturing method thereof
A temperature sensor comprises a thermistor element, a metal tube into which the thermistor element is inserted, two electrode wires joined to the thermistor...
Rotation angle detector
A rotation angle detector for improving the detection accuracy of a rotation angle has a movable shaft, a bearing portion for pivotably bearing against the...
Inverter system of automotive motor
An inverter includes an upper ECU, a communication microcomputer receiving an instruction from the upper ECU, a motor control microcomputer receiving an...
Multi-layer printed circuit board and method for manufacturing the same
A multi-layer printed circuit board includes an insulation substrate; a surface conductive pattern disposed on a surface of the insulation substrate; and an...
Belt-drive system driven by internal combustion engine mounted on
A generator for alleviating fluctuations in instantaneous rotational speed of an internal combustion engine is included in a belt-drive system. When an average...
Starter having rotation restricting structure
A center case has a force-receiving wall and a fixed wall, and is rigidly fixed in a starter. A gear-forming section is coaxially arranged with the center case,...
Thermostat malfunction detecting system for engine cooling system
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...
Throttle position detecting apparatus
A throttle position detecting apparatus has an interlocking member being rotatable in conjunction with a throttle grip attached to a tip of a handlebar of a...
Method of manufacturing stator core of vehicle rotary electric machine
Each tooth of a stator core has circumferential projections at an inner tooth edge and circumferential notches at a base portion adjacent to a core back. A width...
Route guidance system having voice guidance capability
In a route guidance system, when depression of a PTT switch is detected in the middle of voice guidance of respective guidance landmarks located in a guidance...
Open-loop power control enhancement for blind rescue channel operation
A method and apparatus for determining an efficient and reliable power level for the MS's transmitter for reverse link communications during a rescue procedure...
Integrity of pilot phase offset measurements for predicting pilot strength
A high integrity process is provided to apply pilot phase rates to call processing decisions. An estimate or measurement of the rate of change of a pilot's PN...
Electrically-operated actuator system
An actuator, operated by being supplied with electric power, needs an initial setting for performing a desired operation by recognizing its starting position....
Apparatus for detecting A/D converter abnormality
An apparatus for detecting an abnormality in an A/D converter has a voltage accumulating capacitor. The apparatus includes a storage circuit which receives...
Ignition coil device and method of manufacturing the same
An ignition coil device has a secondary spool, a secondary coil wound around the secondary spool, an insulating resin material that is filled into spaces between...
Starter solenoid switch with highly reliable contacts
A starter solenoid switch according to the present invention includes a first and a second set of contacts that are disposed between a battery and a starter...
Voltage booster circuit having back-up circuit and battery voltage
In a voltage booster circuit, a switching transistor turns on and off a flow of an electric current in a booster coil thereby to boost a voltage supplied form a...
Voltage regulator for controlling output voltage of automotive alternator
A voltage regulator for an automotive alternator includes a switching transistor that controls an amount of field current supplied to a field coil of the...
Wiper control apparatus and method for automatic vehicular wiping
The wiper control apparatus comprises a precipitation detector, a surrounding state detector and a wiper controller. The precipitation detector detects a...
Rotor of rotary electric machine and method of manufacturing the rotor
In a rotor of a rotary electric machine, a rotor core is formed by helically winding a material sheet. The material sheet forms teeth on a first side of a middle...
Electric refrigeration compressor having a cooling system for an
In an electrical compressor having a motor and an electrical circuit integrated with a compression portion, a part of electrical components of the electrical...
Package type semiconductor device
A package type semiconductor device comprising: a semiconductor chip having a semiconductor part; a main electrode for connecting to a first region of the...
Semiconductor module and semiconductor device
In a semiconductor device, a semiconductor module contains a semiconductor element and having a radiating portion, and a heat absorbing member has a heat...
Semiconductor apparatus with heat radiation structure for removing heat
from semiconductor element
A semiconductor element, and a pair of insulation substrates sandwiching the semiconductor element therebetween forms a substrate unit. The substrate unit is...
Heat exchanger for heating, and air conditioner for vehicle use
A heat exchanger for heating comprises a plurality of heat transfer plate members (34) arranged in parallel with each other at predetermined intervals; and...
Filter and canister having the same
A canister is connected to a fuel tank to adsorb fuel vapor vaporized in the fuel tank and includes a canister housing and a canister main body, which is...
Vehicle headlamp assembly with lampshade and lighting circuit separately
mounted to reflector
In a headlamp assembly, a reflector unit includes a bearing surface for supporting a lighting control circuit. The lighting control circuit is mounted to the...
Connecting structure of pipe and pipe joint and method of connecting the
pipe to the pipe joint
In a connecting structure of a pipe of an air conditioning unit and a pipe joint for supporting the pipe, an insertion hole through which the pipe is inserted is...
Die forming method for forming female screw
A molten magnesium material is filled into a product section of a die. The molten magnesium material is cooled and solidified in the die, so that a molded...
Fuel feed apparatus having sub-tank and jet nozzle
A fuel feed apparatus, which is accommodated in a fuel tank, includes a sub-tank, a jet pump, and a covering member. The sub-tank includes a fuel inlet. The jet...
Ignition control system for internal combustion engine
An ignition control system for an internal combustion engine includes a throttle opening detector, a crank angle detector, a stroke determiner, and an ignition...
Fuel injection control system of internal combustion engine
An electronic control unit (ECU) of a fuel injection control system of an internal combustion engine feedback-controls injection timing so that a cylinder...