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.
Secondary air supply control apparatus for internal combustion engine
When a specified air-fuel ratio F/B control condition is established during supply of a secondary air provided, an air-fuel ratio F/B control is executed, and at...
Vehicle intrusion monitoring system and method
A vehicle intrusion monitoring system that eliminates unnecessary image capture and transmission by controlling the timing of image capture by a camera installed...
Remote control system
Provided is a remote control system capable of preventing a key code from being deciphered when the key code is transmitted from a transmitter to a receiver to...
Stick-shaped ignition coil having internal connecting structure
A stick-shaped ignition coil includes a primary and secondary coils, a plurality of annular protrusions, a thin film sheet, a sub-assembly and a case. The...
Oscillator circuit having stable frequency
An oscillator includes first, second and third inverters (1, 2, 3) connected in series. A feedback path is connected from the output terminal of the third...
Actuator control unit
An actuator control device includes an electrical control unit for detecting the present positions of output shafts of servo motors, and communicating with...
Flip chip packaging structure and related packaging method
A bump is formed on a bonding pad provided on a substrate. A passivation film covering a bonding pad provided on a semiconductor chip is provided with two...
This invention aims at providing a catalyst body exhibiting a lower degradation of a catalyst due to thermal durability and capable of keeping higher catalyst...
Optical device having micro lens array and method for manufacturing the
An optical device includes a semiconductor substrate and an optical part having a plurality of columnar members disposed on the substrate. Each columnar member...
Fuel injection device of internal combustion engine
Multiple injection holes are formed in an injection hole plate. Each injection hole penetrates the injection hole plate. The injection hole is formed with an...
Fuel injection system for internal combustion engine
A control valve is constructed as a two-position three-way valve. A switching port of the control valve and a control chamber of a pressure intensifier are...
Full-color display device
A full-color liquid crystal display device (TFT-LCD) installed in a monitor system for a vehicle includes a liquid crystal display (LCD), an LCD electronic...
Driving assisting apparatus for vehicles
A pair of distance measurement sensors provided at different heights measures distances to an obstruction. When the measured distances are shorter than a...
Concentrated winding stator coil for an electric rotary machine
A concentrated winding stator coil of a proximal end extraction type two-layer winding arrangement includes numerous tooth coils which are connected in series to...
Semiconductor device and a method of producing the same
A semiconductor device includes a semiconductor substrate, a cell region in a surface portion of the substrate for operating as a transistor, a gate lead wiring...
Welding method and tubular member and gear pump made using the welding
A gear pump having an inner rotor and an outer rotor is covered by a cylindrical outer casing and side casings. The cylindrical outer casing has two outer...
Multi-layered adhesive sheet, material for forming heat exchanger, and
A multi-layered adhesive sheet is provided, including a metal sheet and at least two thermosetting resin layers having different functions on at least one side...
Fuel pressure adjusting apparatus
A fuel pressure adjusting apparatus which includes a casing which includes a fuel introduction port, and a fuel discharge port; and a cylindrical member which is...
A gas sensor having a first end and a second end includes a hollow cylindrical housing having a flange which protrudes from outer periphery thereof, a sensing...
Vehicular navigation device
A vehicular navigation device includes a control circuit to designate a route to a destination from a start point to be defined. When a route designation...
Electronic control unit having hold circuit and method therefor
When a microcomputer is automatically reset due to uncontrollable process and recovers from reset, a cancel pulse signal is outputted from the microcomputer to a...
Handoff adaptation for CDMA systems
A method of determining handoff timing for a wireless device is provided. The method includes selecting a call characteristic. The call characteristic is...
Indicator system having multiple LEDs
An indicator system having light emitting diode (LED) indicators and an open-circuit detecting circuit. In the open-circuit detecting circuit, a voltage at a...
Switching status determination device and method for determining switching
A sampling voltage is periodically applied between contacts of a switch of a device to determine a status of the switch. When a CPU is in a sleep state and the...
DC motor rotation information detecting device
A rotation information detection device detects rotation information of a DC motor based on a surge component waveform superimposed on a voltage waveform between...
Spark plug having enhanced capability to ignite air-fuel mixture
A spark plug includes a metal shell, an insulator, a center electrode, and a ground electrode. The metal shell has a threaded portion with an outer diameter of...
Housing for electronic circuit
A box unit is a housing having a space for containing a circuit board therein. Bus bars are insert-molded in a resin body of the box. A metal shield plate is...
Automotive alternator having cooling-air-intake-window having uneven
opening area along rotational direction
A stator having an armature winding and a rotor having a field winding are contained in an alternator housing. A cooling fan is connected to at least one axial...
Circuit board having metallic plate, printed circuit board and flexible
A circuit board includes: a metallic plate having an opening; a flexible circuit board disposed on a first surface of the metallic plate; and a printed circuit...
Fuel cell system
Provided is a fuel cell system capable of preventing a drop of power stemming from the water residence at an electrode portion or the shortage of water content...
A coupling device has a pulley that receives rotational torque from an engine. The torque is transmitted to a shaft through a hub and a one-way clutch. A torque...
Fuel pump cutoff shuttle valve
A fuel pump cutoff shuttle valve is located between a multiple fuel pump arrangement. The valve has a first tubular member with a hollow, biased sliding member...
The valve controller is driven by a motor. The valve controller has a control circuit and a driving circuit. The driving circuit drives a motor based on a...
Fluid machine for gas compression refrigerating system
A fluid machine for a gas compression refrigerating system comprises a first and a second working for performing a pump mode operation, in which working fluid of...
Pressure sensor having a metal diaphragm responsive to pressure
A pressure sensor is composed of a cylindrical connector case firmly connected to a housing and a pressure-detecting chamber formed between the connector case...
Vehicle air conditioning system
An automobile air conditioning system controls the high pressure of the refrigeration cycle in a wide range of airflows from a low airflow region during an...
Processing execution apparatus having data reference limiting function
A processing execution apparatus has an update management program and a reference limiting program. The update management program manages whether or not A- to...
Control apparatus for on-vehicle generator that sends power from the
battery to the field winding and from the...
A control apparatus for an on-vehicle generator is provided. The generator, driven to rotate by an on-vehicle engine, is provided with stator windings,...
Apparatus for automatically adjusting direction of light axis of vehicle
An apparatus for adjusting a direction of a light axis of a swingable auxiliary headlight of a vehicle includes a steered angle sensor detecting a steered angle...
Apparatus for automatically adjusting direction of light axis of vehicle
The apparatus for automatically adjusting a direction of a light axis of a vehicle headlight includes a steering angle sensor, a vehicle speed sensor, a memory...
Sliding structure for shaft member with improved abrasion resistance and
In a sliding structure in which a shaft member is retained slidably in a guide hole, the lack of an oil film caused by the edge contact of the shaft member to...
Fuel injection controller of engine
An electronic control unit compulsorily stops supply of a fuel injection quantity, which is calculated based on various parameters including a throttle opening...
Intake control device for internal combustion engine
An intake control device includes a throttle valve and a throttle body. The throttle valve rotates to control intake air. The throttle body includes a...
Liquid level detecting apparatus
A guide pipe is formed from a metal material, and its internal cross section has a circular shape whose diametric dimension gradually becomes smaller with a...
Controller for internal combustion engine
An ECU converts a cylinder pressure P and a cylinder volume V corresponding to a crank angle .theta. at least from a compression stroke to a combustion and...
Diagnosis function evaluation system for evaluating a fault diagnosis
function, computer product, and computer...
An evaluation system for a fault diagnosis function has an engine ECU. The ECU is connected to an engine, sensors, and a MIL. The ECU diagnoses the sensors. The...
Sensor device and ceramic package for mounting electronic components
A sensor device includes a G sensor producing an electric signal in accordance with physical displacement of its sensing portion and a casing mounting this G...
Starter electromagnetic switch
The starter electromagnetic switch includes a switch coil creating magnetic force to move a plunger for closing the main contact thereof, a switch terminal bolt...
AC generator for vehicle
An AC generator has negative pole-side rectifier devices press-fitted to a holder fin so as to dispose a bottom face of the rectifier device on a surface of the...
Method and apparatus for controlling joint force of friction-joint
component mounted on vehicle
An apparatus is provided for controlling a joint force of a friction-joint component placed in a torque transmitting mechanism (e.g., transmission) mounted on a...