U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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...that power steering was invented by independent inventor Francis W. Davis? As chief engineer in the 1920s of the truck division of the Pierce Arrow Motor Car Company, he saw how hard it was to steer heavy vehicles. So that he would be able to keep the profits from his future invention, Davis left his job, rented a small engineering shop in Waltham, Mass., and developed a hydraulic power steering system that led to power steering.

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Attorney: Arent Fox LLP


Number of patents: 2339
Last date: May 22, 2012

1                      
NumberTitleIssue Date
8185760Memory controller device, control method for memory controller device and data reception device
A memory controller device coupled to a memory device equipment including a plurality of memory devices, includes a memory controller configured to instruct read-out of data in the memory device and a physical part configured to terminate a read-out signal for a cer...
05/22/2012
8185218Control apparatus, control method, and engine control unit
A control apparatus which is capable of ensuring both high-level stability and accuracy of control, even when controlling a controlled object having extremal characteristics or a controlled object a controlled object model of which cannot be represented. The control...
05/22/2012
8184493Semiconductor memory device and system
A semiconductor memory device includes a memory cell array including primary word lines and one or more redundant word lines, a timing signal generating circuit configured to generate a refresh timing signal comprised of a series of pulses arranged at constant inter...
05/22/2012
8183819High-speed charging power supply device and high-speed charging power supply method
A boosting-charge power supply apparatus which supplies electric power for charging a mobile body having a boosting-charge control function includes: a rectifier for supplying DC power; a first power storage for storing DC power from the rectifier and outputting DC ...
05/22/2012
8183397Synthesis of statins
The process for the synthesis of statins featuring the use of an early intermediate (4R,6S)-6-(dialkoxymethyl)tetrahydro-2H-pyran-2,4-diol which already possesses the desired stereochemistry corresponding to the final statin. ...
05/22/2012
8183267Carboxylic acid salts of 2-amino-3-carbethoxyamino-6-(4-fluoro-benzylamino)-pyridine
The preparation of flupirtine carboxylate acid addition salts having the following formula (2), wherein R represents hydrogen or a C1-C6 alkyl group, with the proviso that RCOOH is neither maleic acid ...
05/22/2012
8182380Power transmission device
A power transmission device is capable of switching the rotation direction of a drive shaft between positive rotation and negative rotation as power is transmitted to the drive shaft from a drive source via the power transmission device. To cause positive rotation o...
05/22/2012
8181693Self-cleaning heat exchanger using system for supplying solid particle and water
A self-cleaning, shell and tube type heat exchanger using a solid particle-water supply system. The heat exchanger includes solid particle supplying means for storing and supplying solid particles to be used in cleaning the heat exchanger tubes, and water supply mea...
05/22/2012
8181668Pressure reducing valve for gas
A pressure reducing valve for gas is provided in which a valve mechanism having opening in a central part a valve hole that communicates with a low pressure passage and a low pressure chamber and including a valve body that is capable of being seated on a valve seat...
05/22/2012
8181538Magnestostrictive torque sensor and manufacturing method thereof, and electric power steering system
A magnestostrictive torque sensor detects rotating torque applied to a rod-shaped rotating shaft to work around the rotating shaft based on a change in magnetic characteristics of a magnetostrictive film formed on a surface the rotating shaft so as to extend around ...
05/22/2012
D659946Chocolate bar
05/22/2012
8181253System and method for reducing security risk in computer network
Disclosed are systems, methods and computer program products for reducing security risk in a computer network. The system includes an administration server that collects system usage, user profile and security incidents information from a plurality of computers in t...
05/15/2012
8181247System and method for protecting a computer system from the activity of malicious objects
Disclosed are systems, methods and computer program products for protecting a computer from activities of malicious objects. The method comprises: monitoring events of execution of one or more processes on the computer; identifying auditable events among the monitor...
05/15/2012
8181171Method and apparatus for analyzing large scale program and generation of code from degenerated program dependence graph
A dependent element group which is invertibly contractible is found by using program analysis information including a plurality of dependent elements representing dependent relationships of statement and control, the statement and the control being included in a pro...
05/15/2012
8179079Rotation angle detection device and electric power steering apparatus employing the same
The rotation angle detection device detects the rotation angle of a rotary member by employing, at the least, either a sine wave signal or a cosine wave signal that is generated as the rotary member is rotated, and employs a change per unit time in the sine wave sig...
05/15/2012
8179010Permanent magnet type rotor having improved magnet fixing
A rotor is provided. The rotor includes a rotor iron core including slots formed around an outer circumferential portion thereof; magnet pieces which are inserted into the slots, respectively, such that a magnetic orientation of the magnet pieces are inverted every ...
05/15/2012
8178979Low-noise flip-chip packages and flip chips thereof
A low-noise flip-chip package, comprising: a carrier substrate having first and second opposing main faces; and a flip-chip substrate connected in a face-down manner onto the first main face of the carrier substrate via a connection array, wherein: the flip-chip sub...
05/15/2012
8178688Benzamidine derivatives, process for the preparation thereof and pharmaceutical composition comprising the same
The present invention relates to novel benzamidine derivatives, process for the preparation thereof and pharmaceutical composition comprising the same. The novel benzamidine derivatives of the present invention are useful for the prevention and treatment of osteopor...
05/15/2012
8177040Disk brake for vehicle
In a disk brake for a vehicle, an electric motor is attached to a caliper body so as to exhibit a power for urging a friction pad toward a disk rotor. The electric motor includes a brush holder for holding brushes which contact a commutator at positions at even dist...
05/15/2012
8176889Intake manifold for engine
An intake manifold for an engine includes a plurality of intake distribution pipes arranged in a side-by-side relation to one another; an intake inlet pipe provided in an end wall and arranged in a direction of the intake distribution pipes; a surge chamber provided...
05/15/2012
D659708Computer generated icon for a display panel
05/15/2012
8174917Semiconductor memory for disconnecting a bit line from sense amplifier in a standby period and memory system including the semiconductor memory
Each memory block has a plurality of memory cells, and word lines and bit lines connected to the memory cells. Precharge switches connect the bit lines to a precharge line. A switch control circuit controls an operation of the precharge switches and sets a cutoff fu...
05/08/2012
8174910Semiconductor device and system for switching between high-voltage and low-voltage operation circuits
A semiconductor device includes a first input circuit to which a first supply voltage is supplied, a second input circuit to which a second supply voltage that is lower than the first supply voltage is supplied, and a control circuit which activates the first input ...
05/08/2012
8174301Phase-error reduction circuitry for an IQ generator
Phase-error-reduction circuitry for an IQ generator, wherein the phase-error-reduction circuitry is arranged to receive I and Q input signals from the IQ generator and to produce I and Q output signals, and wherein the phase-error-reduction circuitry is arranged to ...
05/08/2012
8174220Apparatus for controlling permanent-magnet rotary electric machine
Apparatus controlling a permanent magnet rotary electric machine. After the apparatus controls a current control portion, when a rotor of the machine rotates at a constant speed, to supply a predetermined current to an armature, the apparatus performs a dq vector co...
05/08/2012
8174140Multipurpose engine having electrical wiring connected inside connector box
A multipurpose engine has a wiring structure between the generator and electrical components. A connector box is provided in a gap defined directly between the generator and the fuel tank. A plurality of electrical wirings is interconnected inside the connector box....
05/08/2012
8172817Liquid collection system and related methods
Various embodiments of a fluid collection system having multiple storage chambers are disclosed. In an exemplary embodiment, the system may include a first chamber in fluid communication with a suction source and a second chamber in fluid communication with the firs...
05/08/2012
8172584Electrical connection mechanism for connecting an electrical part to a junction box
Provided is a connection mechanism which connects a switch portion 20 of a generator 1 to an assembling terminal 11 of a junction box 10 having plural female terminals 12 connected to a generator circuit 13 via a relay conne...
05/08/2012
D659011Decorative package surface design
05/08/2012
D658859Shoe stabilizer
05/08/2012
D658848Pet chew
05/08/2012
D658847Pet chew
05/08/2012
D658846Confection
05/08/2012
8171210Semiconductor memory, operating method of semiconductor memory, and system
Operation control circuits start a first operation of any of memory cores in response to a first operation command, start a second operation of any of the memory cores in response to a second operation command, and terminate the first operation and continue the seco...
05/01/2012
8170754Vehicle body drifting restraining device
A vehicle body drifting restraining device which restrains a drifting of a vehicle body, wherein: when a brake control device operation prohibition switch, which prohibits an operation of a brake control device, is in a state of prohibition, a control for restrainin...
05/01/2012
8170738Performance inspection method for autonomous mobile apparatus, and performance inspection sheet therefor
An autonomous mobile apparatus (R) at a reference position (1) is confronted to a subject (T) with a predefined distance. The autonomous mobile apparatus (R) is rotated at the reference position (1) to confront plural directions sequentially. The subje...
05/01/2012
8170285Systems and methods of vehicle image processing
An image processing system and the like capable of recognizing a lane mark in a road image with high accuracy are provided even if a light illumination state on a road surface is partially different. According to the image processing system (100) mounted on a...
05/01/2012
8169075Electronic part with affixed MEMS
According to an aspect of the invention, an electronic part includes a substrate having a first planar surface, a first bump affixed to the first planar surface of the substrate, a second bump affixed to the first planar surface of the substrate a predetermined dist...
05/01/2012
8168714(Per)fluoroelastomeric compositions
A (per)fluoroelastomeric composition curable by peroxidic way comprising: 100 phr as (per)fluoroelastomer as filler, 0.5-50 phr of silica having a pH value, determined according to the DIN ISO 787-9 standard, highe...
05/01/2012
8168001Film-forming apparatus and film-forming method
Film-forming apparatus including a film-forming vacuum chamber having a stage for a substrate, a chamber for mixing gas comprising a raw gas and a reactive gas connected to the film-forming chamber, a chamber for vaporizing the raw material, and a gas head for intro...
05/01/2012
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