Easy To Use Patents Search & Patent Lawyer Directory

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.

Searching: hitachi





Search by keyword, patent number, inventor, assignee, city or state:




Patent # Description
US-8,117,391 Storage system and data management method
A storage system, which is coupled to a computer, includes a storage device, a controller, a plurality of cache memory units, and a connecting unit. Each of the...
US-8,117,387 Storage system and method of managing a storage system using a management apparatus
A storage system has NAS apparatuses each including virtual file servers to be provided to host apparatuses, a storage apparatus including logical units, and a...
US-8,117,386 Management method of performance history and a management system of performance history
A performance history management method and system are disclosed, in which the time-series performance history such as a volume included in a storage device is...
US-8,117,376 Storage system and control method thereof
Proposed are a storage system and its control method capable of dealing with the unique problems that arise when using a nonvolatile memory as the memory device...
US-8,117,248 Digital filter instruction and filter implementing the filter instruction
A digital filter instruction and filter implementing the filter instruction are disclosed. The filter instruction synthesizes a digital filter and includes an...
US-8,117,167 Method and data processing system with data replication
There is provided a technique capable of executing a predetermined processing while continuing a database processing. Firstly, the database to be operated is...
US-8,117,166 Method and system for creating snapshots by condition
A data management method in a storage device system having a control device connected to a computer, and a storage device connected to the control device. The...
US-8,117,161 Storage system, NAS server and snapshot acquisition method
A storage system including: a storage device for storing a file; a plurality of file systems for managing the file; and a plurality of NAS servers that control...
US-8,117,151 File system migration in storage system
In a cluster type NAS, it is necessary to copy file data between disk devices of servers upon migration of a file system or a part of the file system. A server...
US-8,117,015 Analytical model creation system
An analytical model creation system can create a desired analytical model by adding a given shape change to an existing analytical model. The system includes an...
US-8,116,965 Apparatus for and method of controlling variable valve mechanism
The present invention provides an apparatus for and method of diagnosing whether or not a failure occurs in a variable valve mechanism on the basis of a...
US-8,116,938 Vehicle state estimating apparatus, suspension control apparatus and suspension system
A first observer gain of an actual damping force estimating observer 21 calculates a dynamic characteristic compensating signal, and a second observer gain of...
US-8,116,914 Wind turbine and operating method thereof
A pitch controller, uninterruptible power supply, and rotational speed detector are disposed in the rotor in a wind turbine. When a slip ring failure or wire...
US-8,116,811 Wireless communication control apparatus and method for mobile objects
According to one aspect of wireless communication control apparatus and method for a mobile object according to the present invention, the wireless...
US-8,116,782 Communication quality control system
The present invention implements communication control with user's service subscription information reflected in a mobile communication network. A QoS control...
US-8,116,633 Optical-electrical transceiver module
An optical-electrical transceiver module is to connect an optical-electrical composite cable incorporating an optical fiber and an electric wire to a receptacle...
US-8,116,627 PON system method for receiving optical signal and OLT
When a signal of weak optical power is received immediately after a signal of intense optical power, input of the signal of intense optical power readily causes...
US-8,116,618 Heating apparatus, substrate processing apparatus, and method of manufacturing semiconductor devices
A heating apparatus comprises a wall for surrounding and defining a heating space, a heating element mounted on the inner side of the wall, reflecting members...
US-8,116,597 Information display device and information display method
In order to prevent interception of information through leakage electromagnetic waves when transmitting the information using an image display unit, an image...
US-8,116,556 Method and apparatus for analyzing defect data and a review system
In a process for manufacturing a semiconductor wafer, defect distribution state analysis is performed so as to facilitate identification of the defect cause...
US-8,116,427 Radiological imaging apparatus
A radiological imaging apparatus of the present invention comprises an image pickup device and a medical examinee holding device that is provided with a bed....
US-8,116,263 Radio communication apparatus
An AN (Access Network) controlled by a communication control apparatus and communicating with a AT Access Terminal), wherein the AN receives control information...
US-8,116,189 Optical pickup lens
An optical pickup lens for focusing a light beam from a laser light source on an optical information recording medium is a single lens. The optical pickup lens...
US-8,116,180 Optical disc recording device and recording method thereof
An optical disc recording device according to the present invention is capable of quickly performing the OPC operation for a rewritable optical disc, and is...
US-8,116,176 Thermally assisted magnetic head-slider and head-gimbal assembly
A thermally assisted magnetic head-slider includes an air-bearing slider, a metal film, and a semiconductor laser unit. The metal film having an aperture in a...
US-8,116,100 Semiconductor device
Traffic between logic LSIs and memory is increasing year by year and there is demand for increase of capacity of communication between them and reduction of...
US-8,116,042 Magnetoresistance device
A device capable of exhibiting the extraordinary magnetoresistance (EMR) effect includes an elongate channel formed of silicon. A conductor comprising heavily...
US-8,116,037 Disk drive including head-slider configured to suppress lubricant droplet accumulation
A disk drive. The disk drive includes a disk and a head-slider. The head-slider includes an air-bearing surface. The air-bearing surface includes a...
US-8,116,032 Perpendicular magnetic recording system with auxiliary coil and circuitry for fast switching of write pole...
A perpendicular magnetic recording system has a write head having a main coil (the write coil) and main pole (the write pole) that directs write flux in a...
US-8,116,031 Perpendicular magnetic recording system with helical write coil and auxiliary coil for fast switching of write...
A perpendicular magnetic recording system has a write head having a main helical coil (the write coil) and main pole (the write pole) that directs write flux in...
US-8,116,021 Synchronized rewriting of data
A hard disk drive (HDD) including a magnetic disk, the magnetic disk including a data track. The HDD also includes a synchronized rewrite controller for...
US-8,115,915 Defect inspection method and apparatus
A method and apparatus for inspecting a defect of a surface of a sample in which a laser beam is irradiated on a sample surface so that at least a part of an...
US-8,115,891 Liquid crystal display device
A liquid crystal display device includes a liquid crystal display panel and a backlight device which supplies light to a back surface of the liquid crystal...
US-8,115,890 Backlight unit and a liquid crystal display apparatus applying the same therein
A backlight unit, being thin-sized, but having high definition and high uniformity of luminance, and a video display apparatus applying the same therein, has a...
US-8,115,706 Improving displayed texture by changing brightness at particular points
The present invention represents an object with high-quality texture. A texture image display apparatus includes: a panel display device (20) having a plurality...
US-8,115,703 Method for driving plasma display panel
A method for driving a plasma display panel is provided in which wasteful power consumption is reduced and light emission efficiency is improved when the number...
US-8,115,647 Reducing HDD failure caused by electromagnetic interference from wireless devices
A system to reduce electromagnetic interference caused damage. The system includes a signal detector operably coupled to a wireless network. The system further...
US-8,115,638 RFID thread, sheet with RFID thread, and printing machine for sheet with RFID thread
An RFID thread which is mounted on a sheet and whose predetermined information can be read wirelessly from outside, the RFID thread includes: an IC chip...
US-8,115,486 Magnetic resonance imaging apparatus and radio frequency pulse waveform generating method
An MRI apparatus comprises a waveform controlling means for calculating a radio frequency pulse and applying the pulse to an irradiating means, and the waveform...
US-8,115,479 Rotation-angle-detecting apparatus, rotating machine, and rotation-angle-detecting method
A rotation-angle-detecting apparatus comprising a magnet rotor having 4 or more magnetic poles on the surface, and sensor device for detecting magnetic flux...
US-8,115,445 Operation control method and operation control apparatus for variable speed generator-motor
An excitation device supplies a three-phase AC excitation current to a variable speed generator-motor, and controls the variable speed generator-motor based on...
US-8,115,442 Electric motor drive system and electric motor control method
An electric motor drive system having current detecting sections for detecting the currents flowing into electric motors, speed variation calculating sections...
US-8,115,436 Motor control apparatus and motor system
In a motor control apparatus, apparatus all switching devices of all phases of an inverter are kept fixed at OFF in accordance with a value of an all-OFF...
US-8,115,388 Plasma display device
There is provided a plasma display panel device using phosphors to improve reliability and color reproductivity or color performance. A plasma display panel...
US-8,115,387 Plasma display panel
A plasma display panel includes a first and a second plate facing each other via a discharge space. On the first plate, a first and a second bus electrode are...
US-8,115,322 Adhesive, method of connecting wiring terminals and wiring structure
This invention provides a wiring-terminal-connecting adhesive comprising a curing agent capable of generating a free radical upon heating, a radically...
US-8,115,298 Semiconductor device
A semiconductor device is disclosed which includes a tab (5) for use in supporting a semiconductor chip (8), a seal section (12) as formed by sealing the...
US-8,115,184 Gas field ion source, charged particle microscope, and apparatus
A gas field ion source that can simultaneously increase a conductance during rough vacuuming and reduce an extraction electrode aperture diameter from the...
US-8,115,169 Method and apparatus of pattern inspection and semiconductor inspection system using the same
A pattern inspection apparatus can be provided, for example, in a scanning electron microscope system. When patterns of a plurality of layers are included in a...
US-8,115,125 Cord switch
A cord switch includes a hollow insulation having a restoring force, a plurality of inner electrode wires provided along an inner surface of the hollow...
← Previous | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 | Next →

File A Patent Application

  • Protect your idea -- Don't let someone else file first. Learn more.

  • 3 Easy Steps -- Complete Form, application Review, and File. See our process.

  • Attorney Review -- Have your application reviewed by a Patent Attorney. See what's included.