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-7,924,919 Transcoder, recorder, and transcoding method
In a transcoder that decodes and encodes a motion picture stream, a highly compressed motion picture stream cannot be obtained if the same corresponding frame...
US-7,924,882 Packet forwarding apparatus suitable for forwarding extended frame
A packet forwarding apparatus (L2SW) having a frame segmentation function of converting a extended Ethernet frame such as a MAC-in-MAC frame into a plurality of...
US-7,924,833 Packet transfer unit
The present invention relates to a packet transfer unit, which comprises a search key memory that stores a search key for a transfer destination of a packet and...
US-7,924,685 Objective lens
An object of the invention is to provide a plastic objective lens having a good lens tilt property in both thicknesses of a two-layer disc in a used temperature...
US-7,924,668 Write strategy determining method, optical disc recording method, optical disc and optical disc apparatus
An optical disc recording method of suppressing variations in the record quality due to variations in an initial strategy of a write strategy using many...
US-7,924,664 Optical disk apparatus, optical head, and detection signal processing method thereof
Disclosed herein is a technology that enables stable and high-speed writing and/or reading in an optical disk apparatus. The optical disk apparatus has an...
US-7,924,572 Control device and method of manufacturing thereof
A module comprises a metallic terminal pins for connection and a circuit board with electronic components mounted thereon, a circuit board connecting side of...
US-7,924,527 Magnetic disk drive, magnetic disk drive manufacturing method and method of estimating gas amount in magnetic...
Embodiments of the present invention provide a magnetic disk drive that can estimate the amount of gas filled in a housing precisely and simply. According to...
US-7,924,390 Display device
A terminal includes a first part, which includes a terminal contact hole and an ITO film, and a second part, which includes the ITO film but not the contact...
US-7,924,388 Liquid crystal display device
An object of the invention is to reduce the size of a liquid crystal display device and to enhance the reliability of a connection portion with a flexible...
US-7,924,384 Display device
The present invention provides a liquid crystal display device which exhibits the excellent wide viewing angle characteristic and the high-speed responsiveness....
US-7,924,366 Image displaying apparatus
A display apparatus is provided which includes a display panel, a signal board for processing an image signal used in an image display, and a power source board...
US-7,924,355 Liquid crystal display device
Three layers are formed on a TFT substrate SUB 100. The three layers include a first transparent electrode PSL1 131, a second transparent electrode CSL 127 and...
US-7,924,117 Multi-band high-frequency circuit, multi-band high-frequency circuit component and multi-band communication...
A multi-band high-frequency circuit for performing wireless communications among pluralities of communication systems having different communication...
US-7,923,980 Digital controlled power supply
In a digital controlled power supply including a digital controller for generating a PWM signal which is used to turn on and off a switching element to obtain...
US-7,923,795 Ultrasonic transducer device
A lower electrode is formed over a semiconductor substrate via an insulator film, first and second insulator films are formed to cover the lower electrode, an...
US-7,923,703 Sample dimension inspecting/measuring method and sample dimension inspecting/measuring apparatus
One of principal objects of the present invention is to provide a sample dimension measuring method for detecting the position of an edge of a two-dimensional...
US-7,923,701 Charged particle beam equipment
Charged particle beam equipment has a processing unit for calibrating dimension values of an enlarged specimen image, and means for changing the amount by which...
US-7,923,685 Electron beam device
A multi-biprism electron interferometer is configured so as to arrange a plurality of biprisms in an imaging optical system of a specimen. An upper electron...
US-7,923,659 Laser machining method and laser machining apparatus
A laser machining method and a laser machining apparatus by which holes excelling in form accuracy can be machined efficiently are to be provided. A first...
US-7,923,580 Polymerizable boric compounds, methods of producing the same, polymerizable compositions and ionic-conductive...
A polymerizable boric compound for electrochemical devices represented by the formula (1), wherein, B represents a boron atom, Z represents a polymerizable...
US-7,923,380 Substrate processing apparatus and substrate processing method
A substrate processing apparatus includes a processing chamber that processes a substrate, and a substrate placing base enclosed in the processing chamber, and...
US-7,923,134 Perpendicular magnetic recording medium, method of manufacturing the same, and magnetic recording device
Embodiments of the present invention help to provide a discrete track medium for realizing a high track density in a low price by adopting a configuration, in...
US-7,923,103 Composite material, having high thermal conductivity and low thermal expansion coefficient, and...
A composite material having a high thermal conductivity and a small thermal expansion coefficient, which is obtained by impregnating a porous graphitized...
US-7,922,887 Metal structure and method of its production
The present invention provides a method for producing a metal structure comprising a substrate and a metal film formed on the substrate; comprising the steps of...
US-7,922,885 Device for transporting liquid and system for analyzing
In a device for transporting liquid, liquid to be transported is enclosed by an oil droplet, which is fractionated with air, for manipulation. Moreover, as a...
US-7,922,518 Connection structure
A connection structure includes a first terminal housing with first connecting terminals, a second terminal housing with second connecting terminals, isolating...
US-7,922,480 Combustion apparatus and wind box
The invention provides a combustion apparatus which can inhibit an NOx generation even in the case of promoting a mixing between a high-temperature combustion...
US-7,922,172 Paper stacking apparatus
A bottom surface of a stacking and accommodating portion is structured such as to be sloped to be lower in accordance with moving away from a paper carry-in...
US-7,922,081 Identification information managing method and system
A ticket system using an IC card includes a terminal, such as an entrance gate, and a server. A ticket incorporates an IC chip having read-only identification...
US-7,921,696 Liquid chromatograph device
This liquid feeding system has the first and second pumps each of which is provided with a plunger. Liquid sucked through each of the pump suction ports is...
US-7,921,642 Inertial body drive system
A pressure selector valve (13) is provided between a hydraulic motor (1) and a directional control valve (5) to connect one of the main conduits (4A), (4B) on a...
US-D636,005 Electron microscope
US-7,921,436 Optical device integrated head
An optical device integrated head having high light utilizing efficiency by decreasing the propagation loss caused from an optical source to a recording medium,...
US-7,921,325 Node management device and method
A device that is communicably connected to each of three or more nodes constituting a cluster system holds resource information, which is information relating...
US-7,921,269 Storage subsystem and storage system for updating snapshot management information
The first storage subsystem, when new data is written in a first memory device beyond a certain timing, writes pre-updated data prior to update by said new data...
US-7,921,093 Information processing apparatus and information processing method
Providing an information processing apparatus and information processing method that prevent the occurrence of inconsistencies between restored files and other...
US-7,920,773 Video reproducing device
The present invention provides a video reproducing device which provides a function of reproducing a still image file and a moving image file recorded onto a...
US-7,920,652 Orthogonality detector, and quadrature demodulator and sampling quadrature demodulator using detector thereof
To detect phase mismatches between in-phase and quadrature signals of a quadrature demodulator. The phase mismatches can be detected using the signals obtained...
US-7,920,567 Switching hub and LAN system
A switching hub is provided with a control unit for setting, for a port, a VLAN-ID comprising a subgroup ID of a subgroup constituting a VLAN, and a sub-ID of a...
US-7,920,550 Voice communication system and voice communication method
A voice communication system, which is connected to a LAN to which communication terminals are connected and to a public network to which telephones are...
US-7,920,497 System and method for multicast/broadcast reliability enhancement over wireless LANs
A system comprises a communication engine for transmitting at least one groupcast packet to wireless stations on a wireless network; an ACK leader selection...
US-7,920,395 Pulse width modulation method for a power converter
A pulse width modulation method has the steps of operating a second instruction signal so that each of the differences between two or three arbitrary...
US-7,920,363 TMR sensor having magnesium/magnesium oxide tunnel barrier
A tunnel junction magnetoresistive sensor having improved TMR performance (dR/R) and improved area resistance. The sensor includes a barrier layer sandwiched...
US-7,920,359 Magnetic recording apparatus with correlated main magnetic pole-to-shields spacing and main magnetic...
Embodiments of the present invention achieve a high linear recording density and a high track recording density to thereby improve the areal recording density...
US-7,920,358 Perpendicular magnetic recording write head with magnetic shields separated by nonmagnetic layers
A perpendicular magnetic recording write head that may be used in magnetic recording disk drives has a magnetic write pole (WP) with an end that is generally...
US-7,920,350 Adaptive data recovery procedure based on radial positioning
Data recovery information characterizes data recovery procedure (DRP) steps to be performed within a hard disk drive (HDD) in response to a miss. Particular...
US-7,920,238 Polarizer and liquid-crystal display apparatus having reduced polarization state in oblique viewing angles
A liquid crystal display apparatus includes a first polarizer located on one side of a first substrate, a second polarizer located on the opposite side of a...
US-7,920,236 Liquid crystal display device
An object of the present invention is to reduce defects in display due to short-circuiting in liquid crystal display devices using a liquid crystal material...
US-7,920,235 Liquid crystal display device having a protrusive film formed over a phase plate in a reflective pixel region
A liquid crystal display device includes a first substrate and a second substrate with a liquid crystal material sandwiched therebetween, a pixel having an...
← 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.