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.
Power conversion device
The power conversion device includes a plurality of semiconductor modules, each having a main body section including a switching element therein. In a module...
Head-up display apparatus
A beam splitter outputs a light, which includes two polarized light components, when the splitter receives laser lights from laser light sources. The splitter...
Battery monitoring apparatus
A battery monitoring apparatus for monitoring a battery condition of an assembled battery. In the apparatus, a control unit transmits, to a monitoring unit that...
Control apparatus for AC motor
In a motor control apparatus for controlling an AC motor with an inverter, a current estimation value is calculated based on a current detection value of one...
A double-stator synchronous motor has a rotor, an inner stator and an outer stator. The rotor has segment-magnetic poles arranged in a ring shape. Magnetic...
Electronic control device
An internal power circuit lowers a battery voltage supplied always from an external side to generate a standby power voltage. A timer continues to measure an...
Semiconductor module with switching elements
In a semiconductor module, an upper arm switching element is integrated to a high-potential conductor coupled to a high-potential electrode of a power source,...
Vehicular seat air-conditioning system
A vehicular seat air-conditioning system comprising a blower (11) which generates blown air, an intake duct (12) which is connected to an intake side of the...
Head-up display device using a concave cylindrical lens for projecting
image on screen
A head-up display device for projecting an image on a display screen includes: a liquid crystal display element for generating an original image; a light source...
A press-fit space is formed between a hole end wall portion of a stator core and a closing end wall portion of a stopper, which are axially opposed to each...
Operation input device
An operation input device includes: an operation body having a handle portion, the operation body tilting when the user tilts the operation axis line of the...
Starter for engine
A starter includes a motor, a speed reducer, a pinion that transmits the drive torque of the motor to an engine ring gear, a partition wall that separates...
Error correction device
In an error correction device, a frame generation section receives pulse signals as temperature information of a power switching element transmitted from a PWM...
Defective-portion detector for fuel injection system
A defective-portion detector has a detecting portion which detects a variation in fuel pressure as a fuel pressure waveform based on a detection value of a fuel...
Variable valve timing control apparatus for engine
A variable valve timing control apparatus includes a variable valve timing device and a valve timing controller to control the variable valve timing device in a...
Inter-vehicle distance control device
An inter-vehicle distance control device is provided. In this control device, an inter-vehicle distance detecting section detects an inter-vehicle distance...
Electronic control unit and information management system
A VIN storage electronic control unit stores a vehicle identification number (VIN). A standby RAM that holds data constantly with an electric power supplied by...
Abnormality diagnosis apparatus for power control system
After turning a main relay to a full off-state and turning a charger relay to a full off-state or a half off-state only one of a positive-side switch and a...
Vehicular electric charge control apparatus and emergency notification
A charge control apparatus includes a main control unit and a power source control unit. The main control unit acquires time-divided temperature information,...
Motor control apparatus
A MG-ECU is provided in a hybrid vehicle having an MG and an engine and starts the engine by controlling the MG. When the MG-ECU detects a disconnection in any...
Failure information transmission apparatus
A failure information transmission apparatus includes a transmission circuit and a reception circuit. The transmission circuit transmits a plurality of pieces...
A thermionic generator for converting thermal energy to electric energy includes: an emitter electrode for emitting thermal electrons from a thermal electron...
Drive apparatus having a motor, a heat sink, and a plurality of
A heat sink has two heat radiation blocks. The heat radiation block is formed in a wide column shape. The heat radiation block has connection parts at both...
Power supply apparatus for vehicle
A power supply apparatus for a vehicle supplies/charges electric power to/from a power supply unit. The vehicle includes a first power-inverter circuit, a...
Air conditioning system
As a permeable membrane of an air conditioning system that performs as supply to a space to be air conditioned through the permeable membrane and/or gas...
Blower motor cooling tube noise suppressor for ticking/chirping
A blower unit for a vehicle including a fan, a motor, a scroll case, a cooling chamber, a first partition, and a second partition. The fan is configured to...
A fuel carburetor includes a fuel passage, a heat medium passage, a space part, and an absorbent material. Ammonia as fuel flows through the fuel passage. The...
Integrated fuel injector orientation and retention device
Attaching a fuel injector to a common rail may utilize a fuel injector and an integral tab that has a solid head portion from which a first flexible prong and a...
Method and system for creating a voice recognition database for a mobile
device using image processing and...
A method and system for controlling a mobile device from a head unit using voice control is disclosed. The head unit receives a graphical representation of a...
Route search device and method, information providing device and method,
and route search system
A route search device including a database in which map information and facility information are stored, a reference location information obtaining unit that...
Communication system for a passenger protection system
In each sensor unit, when a sensor control unit cannot detect current flowing to an output side, its address is set to the same address as a sensor unit of the...
Electric power-steering control device
A base assist section generates a base assist command so that a steering reaction according to a road surface reaction returns to a steering wheel side. A...
Charge control system for electric motor vehicle
A charge control system for charging a battery in an electric motor vehicle includes a travel history database, a route information acquisition unit, a power...
Vehicle accident history recorder
A vehicle accident history recorder is provided. The vehicle accident history recorder comprises: a collision detection sensor for detecting a collision of a...
Power supply unit using housing in which printed circuit board is housed
In a power supply unit, a printed circuit board is provided on which two or more different-shape components are mounted. Such components include semiconductor...
A Fabry-Perot interferometer includes an input mirror and an output mirror arranged facing the input mirror via a gap. Each mirror includes a pair of...
A stepped portion is formed in an outer peripheral portion of a slide core and is stepped to reduce an outer diameter of one portion of the slide core located...
Semiconductor device and circuit for controlling potential of gate of
insulated gate type switching device
A semiconductor device outputs a signal to control a gate potential a switching device. The semiconductor device includes a first signal output terminal, and is...
Power converter with a pulse-width limiter that limits a drive signal
pulse width according to the input voltage
A power converter includes a control circuit provided with a set signal generator, a current command generator, a reset signal generator, a drive signal...
Spark plug for internal combustion engine and method for manufacturing
The spark plug has a configuration satisfying the relationships of B.gtoreq.0.7A and 0.3 mm.ltoreq.A.ltoreq.0.6 mm, where B is an axial thickness along the...
A semiconductor device includes a plurality of semiconductor elements each having a front surface and a back surface; a front surface-side heatsink that is...
Fuel feed apparatus
A reservoir is in a bottomed tubular shape and located in a fuel tank. A lid member closes an opening of the reservoir. A pump unit discharges fuel stored in...
A high-pressure pump has a metering valve and a valve stopper. The stopper has a regulation portion which an end surface of the valve is brought into contact...
A refrigerant radiator used for a vapor compression refrigerant cycle including a compressor configured to compress and discharge refrigerant includes tubes...
Valve timing control apparatus
A hydraulic pressure control valve is received in a center hole of a vane rotor that is rotatable relative to a housing. A first tubular portion and a second...
Valve timing adjusting device
A main lock member is fitted in a main lock bore at a main lock phase for closing an intake valve at a timing later than a timing when a piston reaches a bottom...
Ejector cycle system
An ejector cycle system with a refrigerant cycle through which refrigerant flows includes an ejector disposed downstream of a radiator, a first evaporator that...
Map update data supply device and map update data supply program
A map update data supply device includes: a request update data extraction unit that based on an update request extracts a request update section, and a latest...
Vehicular navigation device
An identification unit identifies a departure point of a travel locus of a vehicle. The vehicle departs through the departure point from a departure road stored...
Vehicle behavior data storage control system, electronic control unit and
data storage device
A vehicle behavior data storage control system is disclosed. The system includes a storage control device and an electronic control unit (ECU). The storage...