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.
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...
Vehicular wireless communication apparatus and communication system
A vehicular wireless communication apparatus disposed in a subject vehicle determines whether a travel locus of the subject vehicle is similar to a travel locus...
The power converter includes a power conversion section which configures a circuit for power conversion, a power bus bar extending from the power conversion...
Light collector and light collecting device
A light collector includes a light guide having a refractive index larger than a refractive index of air and a reflecting surface configured to reflect light...
Imaging control device and program for controlling facial image taking
apparatus which radiates infrared light...
An imaging control device for controlling a facial image taking apparatus which radiates light from a light source to a face and takes an image of the face is...
In-vehicle informing device and informing method
The present disclosure provides an in-vehicle informing device equipped in a vehicle including an idle stop system so that a driver is prevented from mistaking...
Vehicle presence notification apparatus
A vehicle presence notification apparatus includes a speaker and a disconnection determination section. The speaker generates a notification sound to outside a...
Semiconductor device having diode-built-in IGBT and semiconductor device
having diode-built-in DMOS
A semiconductor device includes: a semiconductor substrate; a diode-built-in insulated-gate bipolar transistor having an insulated-gate bipolar transistor and a...
Double drive shaft motor of magnetic flux modulation type
In a double drive shaft motor, a stator and a field rotor are arranged at a radially outer side of a magnetic modulation rotor. The stator and the field rotor...
On-vehicle motor including detector for detecting state of motor
A motor mounted on a vehicle includes a housing; a shaft rotatably supported by the housing via a bearing; a rotor fixed to the shaft; a stator; and a detector...
Switch supervision device, control system and control method
A control system has an instruction path of which an object section connects a microcomputer, a switch and a switch supervisory device with one another. The...
Magnesium secondary battery
A magnesium secondary battery includes: a negative electrode for adsorbing and releasing a magnesium ion; a positive electrode for producing a magnesium oxide...
Power transmission unit
After an engine starts, a rotation speed of the engine is fed back to a target rotation speed that is defined in response to requested power for the engine. In...
High pressure pump with pressurizing chamber enclosed within cylinder
inserted into housing
A cylinder is configured into a bottomed tubular form and includes an inner peripheral wall, an inner bottom wall, an outer peripheral wall and an intake hole...
An electromagnetic valve includes a valve seat, a valving element, and a solenoid part. The valve seat has an annular shape and defines a valve hole. The...
Engine start system minimizing mechanical impact or noise
An engine start system which may be employed in automotive idle stop systems. To start an engine, the system brings a pinion gear into engagement with a ring...
Accelerator apparatus for vehicle
A pedal boss, to which an accelerator pedal is fixed, has a projection-receiving space, which circumferentially extends on a circumferential side of a...
Refrigerant cycle device
A refrigerant cycle device includes a first refrigerant passage for guiding refrigerant from a refrigerant radiator to an inlet side of an outdoor heat...
Traffic information management device, traffic information management
method, and traffic information...
Conventionally, different traffic information cannot be sent in accordance with an output reason of a request to send. According to the present invention, a...
Vehicular device and portable communication terminal
A vehicular device includes a communication unit that performs communication with a portable communication terminal; a display unit that display an execution...
In-vehicle apparatus for detecting collision of vehicle
An in-vehicle apparatus for a vehicle driven by a first driving power source in a first driving mode and driven by a second diving power source in a second...
A frequency switching terminal is provided to input a signal for switching frequencies of a reception circuit. A smart ECU is connected to the frequency...
Vehicle periphery monitoring apparatus
A vehicle periphery monitoring apparatus displays a detection line on a display unit, with side portions of the detection line positioned on far-off spots that...
Operation input device and method for controlling the same
A touch operation unit has a manipulated surface accepting a touch operation. An operation detection unit detects a touch operation on the manipulated surface....
In-vehicle emergency report apparatus
An emergency report apparatus in a vehicle transmits a signal of an emergency report to a center apparatus via a communication network when determining that the...
Electric motor drive apparatus and electric power steering apparatus
having the same
An electric motor drive apparatus includes multiple inverter sections arranged corresponding to winding sets of a motor, multiple relays that controls power...
Motor drive apparatus
When a failure detection part detects a failure in an inverter circuit in a first power supply system, a drive control part stops the inverter circuit from...
Driver for switching element and control system for rotary machine using
In a driver, a discharging module discharges, at a discharging rate, the on-off control terminal of a switching element in response to a drive signal being...
Control device for AC motor
A control device for a three-phase alternate current motor includes: an inverter for driving the motor; current sensors for sensing current in the motor; and a...
Motor control apparatus and electric power steering apparatus using the
A motor control apparatus includes an A/D converter, which is a hardware part for converting an analog signal of a sensor to a digital signal, a microcomputer,...
Electric rotating machine
The electric rotating machine includes a stator winding constituted of conductor segments each having a pair of in-slot portions and a coil end section...
It is an object to provide a driving apparatus, according to which a control unit can be detachably connected to a motor unit in a condition that electronic...
Motor drive apparatus with substrate fixed, member and rotation angle
An ECU attached to a motor assembly has a substrate and a heat sink. The substrate mounts thereon a microcomputer, which controls driving of a motor in...
Electronic circuit board case
A case body portion accommodates an electronic circuit board. The case body portion has a rib projected from at least a part of a periphery of the opening. A...
Method of manufacturing silicon carbide single crystal
In a method of manufacturing a silicon carbide single crystal, a silicon carbide substrate having a surface of one of a (11-2n) plane and a (1-10n) plane, where...
Pump pressure control valve with shock reduction features
A pump includes a pump casing defining a first chamber and a second chamber, and fluid moves from the first chamber to the second chamber during a stroke. The...
Collision detecting device and collision detecting method
A collision detecting device and a collision detecting method are provided that enable accurate detection of a collision based on pressure change in a pressure...
Cold-storage heat exchanger
An outer surface of a cold-storage container (or a refrigerant tube) is provided with a plurality of protrusion portions or recess portions. A cooling air...