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: ricoh





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




Patent # Description
US-7,885,155 Data readout method, data readout device, and optical disk
A data readout method is disclosed that is able to read data from an optical disk capable of super resolution readout with high accuracy. The data readout method...
US-7,885,149 Disk carrier device and disk drive
A disk carrier device for carrying an optical disk having a plate in the center, which plate is capable of being attracted by a magnetic force, is disclosed. The...
US-7,885,048 Semiconductor device and an electronic apparatus incorporating the semiconductor device
A semiconductor device and an electronic apparatus incorporating the semiconductor device are disclosed. The semiconductor device includesa power circuit that...
US-7,884,979 Imaging lens, image reader using the lens, and imaging apparatus using the image reader
An imaging lens comprises a first, a second, a third, and a fourth lens group from an object toward an image. The first lens group includes a first lens that is...
US-7,884,973 Image reading device, image forming apparatus, image reading method, and computer product
A white-level correcting unit makes an image reading unit read a white reference board, and sets a parameter corresponding to a value read by the image reading...
US-7,884,955 Techniques for performing actions based upon physical locations of paper documents
Techniques for performing one or more actions based upon physical locations of one or more paper documents. According to an embodiment of the present invention,...
US-7,884,866 Imaging apparatus and imaging method
First YUV data produced from a pixel output in which one RAW-RGB data is read out from an SDRAM and is compensated in a dynamic range expansion compensating...
US-7,884,840 Image forming method and apparatus for transfer and fixing image with one process
An image forming method and apparatus includes a first image carrying member, a first transfix unit, a second image carrying member, and a second transfix unit....
US-7,884,587 Power supply device and image forming apparatus
A charging unit charges a capacitor that is configured to be charged and discharged to drive a load. A switching unit switches on and off between the capacitor...
US-7,884,584 Switching power supply circuit
A switching power supply circuit for generating an output voltage at an output node based on an input voltage at an input node includes a reference voltage...
US-7,884,537 Pattern substrate including conductive pattern of overlapping circular patterns disposed on substrate
A pattern substrate including a conductive pattern of overlapping circular patterns disposed on a substrate is provided.
US-7,883,089 Image forming apparatus
In an image forming apparatus including an image forming unit that forms an image on a recording medium conveyed from a sheet feeding unit to obtain an image...
US-7,882,781 Duplex printing apparatus having control unit to control printing speed
A duplex printing apparatus capable of printing by performing a slow-up operation on the printing speed so that it increases from a low speed to a set speed at...
US-7,882,371 Power supply unit and image forming apparatus
A first power supply of a constant-voltage output supplies a power to a load by using an external power. A signal generating unit generates a control signal for...
US-7,881,636 Belt driving device and image forming apparatus
A plurality of supporting rollers over which the endless belt member is supported includes at least a driving roller that drives the endless belt member and a...
US-7,881,635 Image forming apparatus including a detachable convey-guiding member detachably attached to a fixed...
An intermediate transfer unit can be detached from a device main body through an opening that is covered by an openable and closable front cover. A sheet path is...
US-7,881,629 Image forming apparatus and image density control method
In an image forming apparatus and an image density control method that are capable of suppressing the amount of toner consumed for a purpose other than image...
US-7,881,553 Image processing apparatus, image processing method, and computer program product
An image processing apparatus includes a threshold selecting unit that selects a threshold based on an input gray-scale value of the target pixel. When a degree...
US-7,881,467 Image forming apparatus and electronizing method for information mentioned in paper
An image forming apparatus configured to generate image data by reading information in a paper, includes a machine signature generation part configured to...
US-7,881,357 Vertical cavity surface-emitting semiconductor laser device, optical transmission module, optical transmission...
In a vertical cavity surface-emitting semiconductor laser device, first and second resonance wavelengths which are different are provided while a first resonator...
US-7,881,178 Optical information recording medium, optical information recording/reproducing system, and optical...
A disclosed optical information recording medium includes a guide track layer having grooves and ridges; and recording layers composed of an optical recording...
US-7,881,063 Nonvolatile memory card and configuration conversion adapter
A nonvolatile memory card, including interface parts for plural kinds of memory cards; interface controllers corresponding to the interface parts for...
US-7,880,955 Electrophoretic dispersion solution, image display medium using the same, and image display device using the same
An electrophoretic dispersion solution includes a nonpolar solvent and plural kinds of electrophoretic particles. At least one kind of the electrophoretic...
US-7,880,915 Communication apparatus including document data storing function and web service function
A communication apparatus having a document data storing function for storing received document data and a Web service function for displaying the received...
US-7,880,760 Optical writing device and image forming apparatus
A first beam separation device is arranged either to allow the light beams to enter and pass or to reflect the light beams in accordance with a direction of...
US-7,880,758 Image forming apparatus
Described herein is a light source apparatus in which wasteful cost increases can be suppressed during the manufacture of various types of light source...
US-7,879,523 Toner composition and method for manufacturing the toner composition
A toner composition including toner particles, wherein the toner particles are prepared by a method in which toner constituents including at least a binder resin...
US-7,879,519 Image bearing member and image forming apparatus using the same
This invention relates to image bearing member and an image forming apparatus that employs the image bearing member. The image bearing member contains an...
US-7,879,268 Apparatus and method for manufacturing particulate resin
An apparatus for manufacturing a particulate resin, including: a fine nozzle opening configured to extrude a melted resin mixture including a resin; an extrusion...
US-7,878,725 Image forming apparatus having removable units
An image forming apparatus is disclosed. The image forming apparatus includes an apparatus main body, a first unit to be attached inside the apparatus main body,...
US-7,878,624 Image forming apparatus
An image forming apparatus in which air or dust does not enter a recording liquid tube when an ink cartridge is changed is disclosed. An engine unit, in which an...
US-7,878,117 Stencil printing apparatus having controlled thermal head for perforating stencil
A stencil printing apparatus with a plate-making device has first control means for executing a special plate-making mode for performing a plate-making operation...
US-7,877,729 Method and apparatus for editing and viewing device layout, and computer program product
A receiving unit receives a device icon of an input/output device and device layout data including positional information of the device icon from a device-layout...
US-7,877,458 System, computer program product and method for managing documents
A system, method and computer program product for managing documents. The system includes an image forming apparatus configured to display interactive menus so...
US-7,877,047 Developing device, process cartridge and image forming apparatus to inhibit the increase of the rate of...
A developing device, which can inhibit the increase of the rate of uncharged toner caused by long hours of operation and develop an excellent image, and a...
US-7,876,961 Method and apparatus for processing image, and computer program product
A character-edge detecting unit detects a character edge area in an image. A character-inside-area detecting unit detects a character inside area in the image. A...
US-7,876,657 Information recording apparatus, an information recording system, a program, and a recording medium
An information recording apparatus, an information recording system, a program, and a recording medium are disclosed, by which contents are legally recorded to...
US-7,876,508 Lens drive unit, lens barrel, and image forming device
A lens drive unit is configured to move a lens holding frame to a desired position by the engagement between a cam groove of a rotary cylinder and a cam follower...
US-7,876,486 Optical scanning apparatus, optical writing apparatus, and image forming apparatus
F-theta lenses, included in scanning lens systems, are arranged on a main scanning plane facing an optical deflector and substantially linearly symmetrically on...
US-7,876,485 Light scanning unit and image forming apparatus using the same
A light scanning unit by which misalignment in imaging caused by a scanning angle can be reduced. The light scanning unit includes a light source array device...
US-7,876,472 Handheld printer and method of operation
A handheld portable printer includes a top member, a front member, a bottom member and a handle that are joined together to form a generally O-shaped device. The...
US-7,876,464 Combined interface for specifying separate characteristics for multiple copies of an electronic document
A method for specifying handling characteristics for multiple printed copies of an electronic document is disclosed. According to one aspect, a user interface is...
US-7,876,169 Modulating circuit
There are included a first quadrature modulation part (5) that divides an input signal into an I signal and a Q signal having a phase orthogonal to the phase...
US-7,876,073 Switching regulator with slope compensation and control method therefor
A current-mode controlled switching regulator and control method therefor. The switching regulator includes input and output terminals, a switching device to...
US-7,875,807 Elastic conductive resin, and electronic device including elastic conductive bumps made of the elastic...
An electronic device includes an electronic part including at least one first electrode, a substrate including at least one second electrode, and at least one...
US-D631,505 Copying machine
US-D631,504 Copying machine
US-7,873,653 Information processing apparatus, information acquiring method, and computer program product
A request receiving unit receives requested information input by a user. A corresponding-program acquiring unit acquires processing-program identification...
US-7,873,647 Web services device profile on a multi-service device: device and facility manager
A technique is provided for implementing multiple Web services on a multi-functional device (MFP) executing multiple service applications. A Device Facility...
US-7,873,312 Transfer apparatus, method of manufacturing the transfer apparatus and image forming apparatus using the...
A transfer apparatus comprises a toner image supporting body and a corona transfer means, which are oppositely disposed, and a vibrating unit for exerting...
← 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.