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.
Diaphragm-type semiconductor pressure sensor
A diaphragm-type semiconductor pressure sensor includes a substantially rectangular (110) semiconductor substrate, which has four sides, an active surface of...
Radio communication system using variable packet length
A radio communication system performs radio communication between a terminal station installed on a vehicle and a plurality of base stations provided along a...
Intake module having integrated ECU
An intake module has an electronic control unit (ECU) housing portion that houses an ECU. The ECU housing portion is provided in a manner that a lateral...
Antenna unit having radio absorbing device
An antenna unit includes a substrate having an antenna device and a radio absorbing device. The antenna device, substrate and radio absorbing device are...
Vehicle antitheft device and program
Code verification is executed with a surveillance target such as an engine ECU or an immobility ECU installed in a vehicle. Failure of the verification indicates...
Overcurrent protection structure of load driving circuit
An electrical load driving circuit is provided which includes an insulated gate transistor and a control voltage limiting circuit. The transistor works to supply...
Magnetic sensor apparatus capable of directly producing digital sensor data
from magnetic sensor element
A magnetic sensor apparatus has a ring circuit constructed with an odd number of semiconductor magnetic sensors connected in a ring shape. The drain regions of...
Piezoelectric device for injector
A piezoelectric device 1 for an injector, built into an injector and generating driving force of the injector, wherein a relation d(0.1 Ec)/d(1.2 Ec).gtoreq.0.50...
Motor and method and apparatus for manufacturing same
A motor includes a permanent magnet unit at a circumference for providing a plurality of magnetic poles and a rotor disposed inside the circumference to be...
Semiconductor device having a flat protective adhesive sheet
A semiconductor device has a semiconductor wafer having sensing portions exposed on a surface thereof and an adhesive sheet attached to the semiconductor wafer...
Semiconductor device having a moveable member therein and a protective
member disposed thereon
A protective sheet is fixed to a jig, and regions of the protective sheet corresponding to regions where dicing-cut is to be performed are removed to form...
Catalyst particles and method of manufacturing the same
Catalyst particles having a higher activity and capable of showing activities for a plurality of kinds of material are provided. The catalyst particles of the...
Method and apparatus for producing single crystal, substrate for growing
single crystal and method for heating...
It is the purpose of the present invention to prevent a macroscopic defect in the production of an SiC single crystal. SiC source material powder and an SiC seed...
Inside/outside air switching device for vehicular air conditioning unit
In an inside/outside air switching device, a rotary door includes a rotation shaft, a periphery wall rotating about the rotation shaft, and side plates...
Honeycomb structure molding die having narrow slit grooves with recesses
A honeycomb structure molding die that can mold a thin-walled honeycomb structure without degrading the moldability has been provided. A honeycomb structure...
Compressor with single shaft support
A piston type compressor having a drive plate (swash plate), wherein sliding friction between the drive plate and shoes is reduced and the compressor is made...
An airflow meter has a member that defines a bypass passage. The bypass passage has a sensing passage in which a sensor tip is disposed. The sensing passage is...
A capacitive device includes a substrate, a movable electrode, and a fixed electrode. The movable electrode is located above a surface of the substrate and is...
Integrate circuit device
An integrated circuit device includes an output terminal for connection with a terminal of an external load, and first and second power supply terminals for...
Rotary electric machine
A rotary electric machine having an armature winding that includes three first phase-windings that form a .DELTA.-connection winding having output ends and three...
Vehicular AC current generator rotor having field-coil winding
finishing-end hook portions
In a rotor for a vehicular alternating current generator, a field coil is wound around an insulating bobbin. A flange of the bobbin is formed with the first,...
Interconnection structure for interconnecting printed circuit boards
An interconnection structure has a first printed circuit board including an insulating substrate made of a thermoplastic resin and a first board conductive...
Rotary pump and braking apparatus using rotary pump
A rotary pump such as a trochoid pump is composed of a housing and a rotating structure including an inner rotor and an outer rotor. The rotating structure is...
An injector has an orifice plate formed with plural orifices. At a radially outward position of the orifice plate is disposed a wall at least partially. It is...
Fuel injection pump having hydraulic timer mechanism and load timer
A load timer mechanism of a fuel injection pump includes a governor shaft, which is secured to a housing, and a governor sleeve, which is axially slidably...
Starter motor having planetary gear device for reducing rotational speed of
A starter motor for cranking an internal combustion engine includes an electric motor, a planetary gear device for reducing a rotational speed of the electric...
Refrigerant cycle with ejector having throttle changeable nozzle
A refrigerant cycle includes an ejector having a throttle changeable nozzle. In the refrigerant cycle, a control valve having a needle valve controls a pressure...
Semiconductor device having wide wiring pattern in outermost circuit
A semiconductor electronic part, having a lot of bumps allocated in a checkered pattern, is solder-mounted on a multilayer circuit board. In the multilayer...
Ingition coil for internal combustion engine
In a stick coil, there is disclosed an ignition coil for an internal combustion engine which can prevent a crack (a collar leak) from being generated due to a...
Very small current generating circuit
A very small current generating circuit stabilizes a very small current flowing in a CR oscillation circuit and load driving circuit with an over-current...
Rotary electric apparatus for vehicle
An on-vehicle rotary electric apparatus, such as an on-vehicle generator, is provided. The apparatus comprises a stator having multi-phase windings, a rotor...
Semiconductor device including power MOSFET and peripheral MOSFET device
having gate electrodes formed in the...
First and second trenches are formed on an n.sup.+ type substrate at a power MOSFET formation region and a peripheral device formation region, respectively. An...
Solar sensor for providing constant total sensor output
A solar sensor comprises a housing, a pair of optical devices, an optical lens and a lens member. The optical devices are disposed in the right side and the left...
A gas sensor is disclosed which attains high response speed, low power consumption, superior water splash resistance and a little setting direction dependency...
Variable valve timing apparatus
A variable valve timing apparatus rotatably receives a rotor in a housing. The rotor can rotate within a predetermined angular range. In some cases, the rotor is...
Ejector having throttle variable nozzle and ejector cycle using the same
An ejector includes a nozzle and a needle valve formed in a tapered shape. The needle valve controls a throttle opening degree of the nozzle from a minimum...
Vehicle headlamp optical axis control system
A lamp's optical axis control system for a vehicle includes vehicle speed sensor, steering angle sensor, a circuit for calculating driver's viewpoint and a...
Electric-power supplying devices switching between a synchronous
rectification and a diode rectification by...
This electric-power supplying device comprises switching elements, rectifying elements, and a control circuit. The switching elements are switched according to a...
Electronic control unit snap-fitted to supporting bracket
A circuit board on which various electronic components are mounted is contained in a box-shaped resin case. The case is mounted on a bracket made of an iron...
Thermopile infrared sensor and method for inspecting the same
A sensor has a series circuit, which includes first and second end terminals, a set of thermocouples electrically connected in series between the first end...
Voltage regulator for controlling output of automotive alternator
A voltage regulator controls an output of an automotive alternator by controlling an amount of excitation current supplied to a field winding of the alternator....
Method of producing a gas sensor element
A method of manufacturing a gas sensor element which includes a solid electrolyte body, a target gas electrode a reference gas electrode provided on a surface of...
Vehicular occupant restraint system and method
A vehicular occupant restraint system includes a distance sensor, an electromagnetic wave radiation-type occupant sensor, a controller, and an airbag drive...
Starter having braking member for one-way clutch
A starter having a one-way clutch connects with an output shaft via helical spline. A braking member is provided in a bearing portion of a center case adjacent...
Heat exchanger having bracket mounted on side plate of core unit
A heat exchanger such as a condenser for use in an automotive air-conditioner includes a core unit having a plurality of laminated tubes and fins. Brackets for...
Ignition coil assembly for engine
In an ignition coil assembly, a plurality of ignition coils is arranged to be electrically connected to spark plugs received in plug holes of an engine. A base...
Oil content measuring device and refrigeration system using the same
An oil content measuring device measures the oil content of a refrigerant in a supercritical or a vapor phase state. A refrigeration system uses the oil content...
Engine control apparatus
A crank sensor outputs a crank signal including an angle indicating part and a reference position indicating part. A cam sensor outputs a cam signal including an...
Electronic control unit for vehicle having operation monitoring function
and fail-safe function
An engine ECU comprises a control CPU for executing engine control and a watchdog circuit for monitoring the CPU. The watchdog circuit stores, whenever a reset...
Instrument panel unit of vehicle having radio signal receiver
An instrument panel unit of a vehicle incorporates a radio signal receiver formed on a circuit board which is fixed over a meter circuit board in parallel...