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.
Motor control apparatus
When a failure of a feedback control operation of an electric motor is sensed, a control unit changes the feedback control operation to an open loop control...
AC motor control apparatus
A motor control circuit calculates an .alpha.-axis current i.alpha. and a .beta.-axis current i.beta. in a fixed coordinate system based on a W-phase (sensor...
Method for making resin hollow body and air flow measuring device
According to a method for making a resin hollow body, in a primary-formation process, molten resin is injected into spaces defined by dies to form resin...
Heat exchanger end cap
A heat exchanger assembly, such as a condenser, may employ a portion of a heat exchanger end tank to define a slot with a second portion of the end tank. The...
Fuel supply pump
A tappet support member includes at least two slide surfaces and at least two press-fitting projections. The at least two slide surfaces, are planar and extend...
Electrode material for electrode of spark plug
An electrode material to be used for producing an earth electrode of a spark plug has a chemical composition of 0.3 to 3.0 mass % of Si, 0.01 to 0.3 mass % of...
A torque sensor includes: a torsion bar; a multi-pole magnet; a pair of yokes on an outside of the multi-pole magnet in a radial direction and providing a...
Particulate matter sensor, system, and method of using a correction unit
A detection apparatus includes a particulate matter (PM) detection unit, a temperature detection unit, and a correction unit. The PM detection unit includes an...
Electronic control unit of internal combustion engine
An electronic control unit (ECU), for use with an internal combustion engine, determines whether an abnormal combustion has occurred in the engine. The ECU uses...
Brake control device
When the vehicle decelerates on the ascending slope, a required brake axle torque is calculated in accordance with vehicle deceleration, so that the swinging...
A control circuit of an the in-vehicle apparatus repeatedly performs a Bluetooth connection operation to connect to both of registered cellular phones and...
Communication control system with ad hoc wireless communication function
In a communication control apparatus wirelessly communicable with a plurality of wireless communication units respectively installed in a plurality of vehicles,...
A power converter is described which is comprised of a filter circuit component including a reactor and capacitor wherein the reactor includes a core which...
Soft-switching control device and method of manufacturing the same
Soft-switching is performed to switch a switching state to an ON state by controlling a delay time of a timing at which a main switch switches to an ON state...
Copper core combustion cup for pre-chamber spark plug
A spark plug for an internal combustion engine includes a spark plug housing. An insulator is concentrically located within the housing and has a distal end...
Manufacturing method of magnetic alloy powder
In a manufacturing method of magnetic alloy powder including an alloy of Fe and Ni, a precursor made of powdered chloride expressed as ...
An outer peripheral sealing surface of an inner surface of a core plate of a header tank is configured into a loop and extends along an outer peripheral edge...
Flow measuring device
A flow measuring device includes a flow rate detecting part, an analog/digital conversion part, and a signal processing part. The flow rate detecting part...
Navigation apparatus, navigation method, and navigation program
To improve accuracy of determining whether route elements stored as a history are route elements familiar to the user, a navigation apparatus 100 includes: a...
EGR controller for internal combustion engine
By means of an air model, an estimated quantity of an exhaust gas flowing into a cylinder and a target quantity of the exhaust gas are computed. A deviation...
Preliminary air conditioning system
A charging start time and preliminary air conditioning time are calculated based on the departure time that is set with a control/operation device (S108), and...
When connecting a multi-profile device by Bluetooth, an in-vehicle apparatus performs a MAP connection establishment process in succession to an HFP connection...
Wireless remote sensing system using surface acoustic wave sensor
In an ON state, a first switch generates a transmission signal by pulse modulating a carrier. A SAW sensor outputs a reception signal after a delay from receipt...
A/D conversion circuit and solid-state image pickup device
An A/D conversion circuit may include: a delay circuit that includes a plurality of delay units having a first pulse input terminal, a pulse output terminal,...
Driver monitoring apparatus
A driver monitoring apparatus includes a detection section, a warning section and a changing operation section. The detection section detects at least one of a...
Theft tracking device
A theft tracking device includes a circuit board, a battery, a battery case, a housing, and an engagement part. The circuit board specifies a current position...
A digitally-controlled oscillator circuit receives a digital value and generates a driving signal for driving an oscillator at a frequency according to the...
Battery pack control apparatus
A plurality of voltage switching circuits 41 are provided in a switching unit 40 to relatively change a reference voltage to plural levels, thus detecting a...
Control apparatus of rotating device
In a control apparatus of a rotating device, a voltage command value setting section sets terminal command values on the basis of a command value of a control...
A semiconductor device includes: a semiconductor substrate including a first semiconductor layer on the semiconductor substrate; multiple semiconductor elements...
Battery unit with blower
A battery unit includes a battery housing, a module assembly, electrode portions, fins and a blower. The module assembly includes battery modules having...
Low pressure exhaust gas recirculation apparatus
When a failure occurs in synchronizing mechanism, an intake air throttle valve is rotated in a direction that is opposite from a normal operational time valve...
Internal combustion engine
An internal combustion engine is provided with a heat-generation chamber disposed so as to be adjacent to a combustion chamber, a heat-generation chamber valve...
Fuel injector with fuel pressure sensor and electrical interconnection
method of the same
In a fuel injector, a body has formed therein a spray hole and a fuel supply passage. Fuel supplied to the fuel supply passage is delivered to the spray hole. A...
Fuel injection control system for internal combustion engine
A fuel injection control system for an internal combustion engine is provided which is designed to perform pilot injection of fuel into the engine through a...
Valve timing control apparatus
A resin member may include a first side wall, which is placed between a first housing and a laminated body, and a second side wall, which is placed between a...
Air flow measurement device
An air flow measurement device arranged in an intake passage includes a bypass passage having an inlet from which a part of a main flow of an intake air is...
Electric vehicle charger
Vehicle-occupant protection system
A vehicle-occupant protection system in a vehicle has a first sensor and a second sensor on a lateral side closer to a seat of an occupant. The first sensor is...
Driving diagnosis apparatus and program for same
When an accelerator is put in an OFF state to decelerate a vehicle and perform inertia travel with supply of fuel being cut off, measurement of an accelerator...
Non-manipulation operation system and method for preparing for
non-manipulation operation of vehicle
A notification unit causes a notification device to notify that a consent input person has whereabouts of a responsibility related to a non-manipulation...
Mounting structure of chip type electric element and electric apparatus
having chip type electric element on...
A mounting structure for mounting a chip type electric element on a flexible board includes: the flexible board having a first land, on which a first lead...
Silicon carbide semiconductor device and method of manufacturing the same
A semiconductor device includes a silicon carbide semiconductor substrate, a transistor formed in a cell region of the semiconductor substrate, and a...
Optical sensor having a blocking film disposed over light receiving
elements on a semiconductor substrate via a...
An optical sensor includes: first and second light receiving elements on a semiconductor substrate; a light blocking film over the semiconductor substrate via a...
Electrode layered product for cell and method for making the same
An electrode layered product for a cell includes a first electrode plate having a shape of a strip, a first separator having a shape of a strip, a second...
Vehicle power transmission device
A power transmission apparatus for a vehicle is provided which is equipped with a power split device and a speed variator. The power transmission device is...
Vehicular air conditioner
When there is no occupant in seats other than a driver seat during a foot mode, an air-conditioning controller executes a single seat concentration mode to...
Exhaust gas recirculation valve
An EGR valve includes an aluminum valve body, an outer metal ring, an inner resin ring, a butterfly valve, and a seal ring. The valve body includes a gas...
Emission control system for internal combustion engine
An emission control system for an engine includes a catalyst and an exhaust-gas sensor provided downstream of the catalyst in a flow direction of exhaust gas....
Electric power converter