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-9,046,830 Image forming apparatus
An image forming apparatus includes a rotatable image bearing member, a nip forming member, and a power source. The rotatable image bearing member bears a toner...
US-9,046,821 Development device and image forming apparatus incorporating same
A developing device to develop with two-component developer an electrostatic latent image includes a developer bearer to carry thereon developer supplied to the...
US-9,046,808 Surface emitting laser array and image forming apparatus
A surface emitting laser array includes a light emitting unit having a lower reflection mirror, a resonator structure including an active layer, and an upper...
US-9,046,742 Camera, control apparatus for cam drive mechanism and control method for cam drive mechanism
A camera having a mirror drive mechanism, for rotating a movable mirror, includes a slider supported on a side of the movable mirror to be linearly movable in a...
US-9,046,674 Magnification optical system
A magnification optical system forms an enlarged image of an object. It includes a refractive optical system including a plurality of lens groups; and a mirror...
US-9,046,622 Image forming apparatus
An optical sensor, which can be included in an image forming apparatus, includes a detecting portion disposed facing a detection target and configured to detect...
US-9,046,163 Transmission device, driving assembly including the transmission device, and image forming apparatus including...
A transmission device includes a rotatable shaft, a first transmission member, and a second transmission member. The first transmission member includes a first...
US-9,045,659 Inkjet recording ink and inkjet recording device using the same
An inkjet recording ink, which contains: carbon black; a surfactant; water; a water-soluble organic solvent; and particles formed of an anionic self-emulsifying...
US-9,045,310 Sheet processing apparatus, image forming system, and method of enhancing folding of sheet bundle
A sheet processing apparatus includes: a folding unit that folds a sheet bundle; a pressing unit that presses a fold part of the sheet bundle, which has been...
US-9,045,308 Sheet processing apparatus and image forming system
A sheet processing apparatus includes an overlap conveying unit that conveys two or more sheets in an overlapping manner; a stacking unit that stacks therein...
US-9,045,305 Image forming system and sheet conveyance method
An n image forming system includes an image forming apparatus, a sheet processing apparatus including a post-processing unit to perform post-processing of...
US-9,045,296 Conveying device and image forming apparatus
A conveying device includes a pair of first nipping rollers configured to be movable in a width direction while nipping a recording medium and rotate to convey...
US-9,044,982 Cooling device and image forming apparatus
A cooling device includes a rotatable belt extended by a plurality of extending members that transfers a sheet in contact with the surface of the belt, and a...
US-9,044,963 Laser drawing control apparatus, laser drawing apparatus, method of controlling laser drawing apparatus and...
Disclosed is a laser drawing control apparatus for thawing an image on an object by a laser light, including an end point shifting unit (1102) that obtains a...
US-9,044,946 Droplet discharge head and image forming apparatus including same
A droplet discharge head includes a nozzle substrate containing a plurality of nozzles to discharge droplets; a channel substrate to form a plurality of...
US-9,044,940 Inkjet printing apparatus
An inkjet printing apparatus for printing images on printing paper by discharging ink while moving inkjet heads and the printing paper relative to each other....
US-9,044,915 Sheet processing device and image forming system
A saddle stitching binding device includes an additional folding roller unit that presses a fold line portion of a folded sheet bundle and performs additional...
US-D730,980 Printer
US-9,043,399 Transmission management system and transmission system
A disclosed transmission management system includes a receiver unit to receive alteration information for altering a communication status of a first...
US-9,043,219 Automatic and semi-automatic selection of service or processing providers
A system and method for automatic or semi-automatic selection of service or processing providers is disclosed. In one embodiment of the present invention allows...
US-9,042,802 Image forming apparatus
An image forming apparatus includes: an image bearing member; a charger; an irradiator; a development device having an accommodation unit to accommodate toner...
US-9,042,799 Fixing device and image forming apparatus
A fixing device includes a rotary endless fixing belt; a nip forming member disposed in an interior of the fixing belt; a rotary opposed member to contact the...
US-9,042,784 Rotating-body driving device and image forming apparatus
A rotating-body driving device that includes a rotating body; a driving source; a reduction gear that includes an output shaft and a gear rotating at a...
US-9,042,779 Transfer belt device and image forming apparatus including the same
An image forming apparatus includes a housing and a transfer unit. The transfer unit detachably attachable relative to the housing includes a drive roller, a...
US-9,042,778 Powder refilling device, process cartridge and image including same, and powder refilling method
A powder refilling device includes a refill powder chamber to accommodate a powder bag containing powder, an opener to open the powder bag inside the refill...
US-9,042,766 Cooling device and image forming apparatus including same
A cooling device including a heat pipe to cool a sheet, a radiator provided to an end of the heat pipe, and a duct accommodating the radiator and having a...
US-9,042,761 Fixing device and image forming apparatus
A fixing device capable of shifting to a sleep state includes a heat source; a rotatable fixing member that is partly heated by the heat source to heat an...
US-9,042,748 Image forming apparatus
An image forming apparatus includes a latent image carrier to carry a latent image on a surface thereof, a developing device to develop the latent image with...
US-9,042,745 Developer amount detector, image forming apparatus incorporating same, and positioning structure for...
A developer amount detector for detecting an amount of developer contained in a unit removably installable in an image forming apparatus, including optical...
US-9,042,675 Image processing apparatus, image processing method, and computer-readable recording medium which corrects an...
An image processing apparatus includes an image acquiring unit that acquires an image; an information acquiring unit that acquires image information indicative...
US-9,042,658 Image processing device and pixel interpolation method
An image processing device that generates a pixel value of a pixel and interpolates the pixel with the pixel value, the image processing device including: a...
US-9,041,997 Electro-chromic display element, display apparatus, and driving method
An electro-chromic display element includes a display electrode 1 provided on a display substrate 1b an electro-chromic layer 3 provided on the display...
US-9,041,976 Server device, association process flow determining method, and image processing system
A server device includes an external device information managing unit which manages external device information regarding plural external devices, and an...
US-9,041,974 Image forming apparatus
An image forming apparatus includes an image carrier, an image forming unit to form a multi-gradation image on the image carrier, a density detector to detect...
US-9,041,970 Image processing apparatus, image processing method, and computer program product for determining a direction...
An image processing apparatus includes: a protected area determining unit that determines a protected area to be protected by forming a transparent color...
US-9,041,948 Image processing apparatus, security system supplied with image processing apparatus, image processing method...
An image processing apparatus includes an intrusion detection unit that detects an intrusion of an intruder; an imaging unit that images a monitor area; an...
US-9,041,944 Image processing apparatus, image processing method, and computer-readable medium for arranging status display...
An image processing apparatus includes a system managing unit configured to manage an apparatus status of apparatus hardware; an acquiring unit configured to...
US-9,041,818 Image pickup apparatus
Provided in an image pickup apparatus are an imaging optical system (12), an image pickup element (22), a fixed member (22) whose position relative to the...
US-9,041,758 Optical scanning device, optical scanning device control method, and image forming apparatus
An optical scanning device includes: a driving unit that drives a light source that outputs multiple light beams; a deflecting unit that scans a scanning...
US-9,041,756 Optical writing controller, image forming apparatus, and optical writing control method
An optical writing controller that controls a light source to expose a photoconductor and forms an electrostatic latent image on the photoconductor calculates a...
US-9,041,371 Switching regulator
A disclosed switching regulator includes a speed-up circuit for speeding up an operation of an error amplifier circuit during the time starting from when a...
US-9,040,849 Rotating switch mechanism with locking mechanism
An electronic device, comprising a rotating switch mechanism for switching a conduction state of a predefined electronic circuit corresponding to a rotating...
US-9,040,215 Amine compound, electrophotographic photoconductor, image forming method, image forming apparatus, and process...
To provide an amine compound, represented by General Formula (I) below: ##STR00001## [In General Formula (I), R.sup.1 and R.sup.2 represent a substituted or...
US-9,039,196 Image displaying apparatus having plane mirror at conjugate to image displaying element
An image displaying apparatus including a light source, an image displaying element configured to control exiting of incident light to display an image, an...
US-9,039,191 Image projection apparatus
An image projection apparatus includes a light source, light from which is used to form an image to be projected, a first flow path, a control unit configured...
US-9,039,152 Liquid cartridge and image forming apparatus incorporation same
A liquid cartridge is detachably attachable to an apparatus body of an image forming apparatus. The liquid cartridge includes a cartridge case, an information...
US-9,039,137 Image forming apparatus
An image forming apparatus includes an image forming part including a recording head to form an image on a recording medium, a conveyance mechanism disposed...
US-9,039,127 Driver apparatus, image forming apparatus, and method of controlling driver apparatus
A driver apparatus includes a drive unit to move a moveable unit along a given path using a drive force; a movement detector to detect movement of the moveable...
US-9,039,122 Controlled cooling of print media for a printing system
Systems and methods control the rate of cooling of a print media downstream of a drying process. One embodiment comprises a printing system. The printing system...
US-9,039,119 Method of detecting a pattern position in an image forming apparatus which reads a test pattern formed onto a...
An image forming apparatus which reads a test pattern formed onto a recording medium to adjust an ejection timing of liquid droplets is disclosed. The apparatus...
← 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.