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Assignee: Ricoh Company Ltd.


Location: Tokyo, JP
No. of patents: 47

1    
NumberTitleIssue Date
8170449Image forming apparatus and process cartridge
An image forming apparatus including an image bearing member which has an electroconductive substrate, a photosensitive layer overlying the electroconductive substrate and a cross-linked resin surface layer overlying the photosensitive layer and bears a latent elect...
05/01/2012
8165502Belt driving controller, belt rotating device, and image forming apparatus
A belt driving controller is disclosed. The belt driving controller controls driving of a belt that is wound around plural sustaining rollers by controlling a driving sustaining roller that transmits a driving force to the belt. In two sustaining rollers, a calculat...
04/24/2012
8099025Toner stirring device having a pushing member and rotation member for an image forming apparatus
A toner containing section contains toner, and includes a toner stirring member penetrating the toner containing section for stirring the toner. A rotation member is attached to the toner stirring member and revolves around a rotational shaft of the toner stirring m...
01/17/2012
8099017Frame structure and image forming apparatus
A frame structure includes three or more supporting members, a scanner support, a scanner cantilever support, and an adjuster. Three or more supporting members are provided vertically from a base portion. The scanner support is provided horizontally between upper po...
01/17/2012
8089643Information processing apparatus, information processing method, and computer-readable recording medium storing information processing program
An information processing apparatus which converts input image data having a data format before conversion into image data having a data format after conversion is disclosed. The information processing apparatus includes a data format storing unit which stores proce...
01/03/2012
8079461Belt driving control device, belt driving control method, and image forming apparatus
A belt driving control device that includes a belt, a driving roller transmitting drive force to the belt, a belt phase detecting section detecting a phase of the belt, a correction amount computing section computing a correction amount of a belt travelling velocity...
12/20/2011
8049923Method and apparatus for image processing capable of efficiently interfacing with different digital signal processors
An image processing apparatus includes a signal input mechanism, a signal output mechanism and a control device. The control device controls a writing of data received from the signal input mechanism and outputs the data to a plurality of digital signal processors f...
11/01/2011
7964327Electrophotographic photoreceptor and method of preparing the photoreceptor, and image forming apparatus, image forming method and process cartridge using the photoreceptor
An electrophotographic photoreceptor, including an electroconductive substrate; and a photosensitive layer, located overlying the electroconductive substrate, wherein an outermost layer of the electrophotographic photoreceptor includes an amine compound and a charge...
06/21/2011
7962086Cleaning device, process cartridge, and image forming apparatus
A cleaning device includes a blade member, a holder, a vibration detection device, a heating device, and a control device. The blade member comes into contact with an image carrying member, and cleans off toner remaining on the image carrying member. The holder hold...
06/14/2011
7848339Data communication apparatus, method for its network configuration, and computer readable recording medium storing its program
A transmission apparatus for participating in a virtual network constructed on a physical IP network, said transmission apparatus including: a node link monitoring unit configured to search an in-subnetwork node, which is a virtual network node existing within a fir...
12/07/2010
7877458System, 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 as to allow an operator of the image forming apparatus to interact with a document manager. The display in...
01/25/2011
7861227Software development environment with design specification validation tool
An automated software class specification validation tool automatically determines, for functions defined in a function definition section of a class specification, whether the function is properly declared throughout one or more other sections of the same class spe...
12/28/2010
7764912Developer amount regulation blade structure
A developer amount regulation blade structure that effectively reduces assembly cost and improves image quality configured to form a layer of a developer on a developer bearer includes a regulation blade configured to regulate a thickness of the developer on the dev...
07/27/2010
7759950Electronic component device testing apparatus
An electronic component device testing apparatus includes first contacts arrayed so that first ends of the first contacts positionally correspond to electrode pads arrayed on a surface of an electronic component device; base electrodes in contact with second ends of...
07/20/2010
7737826Event notification device, event notification method, and computer program product
An event notification device notifies an event occurring in it to a plurality of client devices via a network. A receiving unit receives a request from a client device indicating an event to be monitored. An adding unit adds information about the client device from ...
06/15/2010
7711300Image forming apparatus
An image forming apparatus includes an image carrier for bearing a visible image thereon, an endless transfer-fixing belt stretchedly disposed between a plurality of spanning members, a pressure member for pressing the transfer-fixing belt to the image carrier while...
05/04/2010
7706712Image forming apparatus capable of effectively cooling down a recording medium after a fixing process with heat
An image forming apparatus capable of effectively cooling down a recording medium heated by a toner fixing unit includes a cooling mechanism having a duct, a radiating fin, and a heat pipe. The duct includes two air flow structures, each including an air inlet, an a...
04/27/2010
7691931Organic-inorganic hybrid material and method of preparing the organic-inorganic hybrid material, and electrophotographic photoreceptor, process cartridge, image forming apparatus and image forming method using the organic-inorganic hybrid material
An organic-inorganic hybrid material, including a charge transportable organic polymer and a metal oxide. ...
04/06/2010
7689119Digital camera that stores the location of an object
An image processing device including an optical system, a storage device, a position detecting device, and a direction detecting device. An optical system obtains an image of an object, and a storage device stores a predetermined position of an object to be shot. Th...
03/30/2010
7672864Generating and displaying level-of-interest values
Attendees or viewers of a presentation provide input marking specific points corresponding to a high level of interest. Received bookmarks are aggregated to generate overall level-of-interest values for various points in the presentation. A graphical depiction of th...
03/02/2010
7668491Belt conveyor and image forming apparatus to detect and correct meandering of a belt
A belt conveyor includes: an endless belt that is looped over a plurality of rollers, the plurality of rollers including a drive roller and a meandering correction roller; a drive unit that rotates the drive roller to drive the endless belt; a meandering correction ...
02/23/2010
7662534Apparatus for producing toner precursor, and method for the same, fibrous toner precursor, apparatus for producing toner, and method for producing electrophotographic toner and fine resin particles
To provide a method including processing electrophotographic toner constituent material to a fibrous fine precursor and pulverizing and cutting it to obtain a uniform fibrous toner with energy efficiency in an apparatus for producing electrophotographic toner includ...
02/16/2010
7657218Gloss providing sheet and image formation apparatus
A disclosed gloss-providing sheet for providing high gloss to a toner image on a recording material by being placed on a toner image surface of the recording material, heated so as to fuse toner, and then separated from the recording material after the toner is cool...
02/02/2010
7647397Method and apparatus for modifying remote devices monitored by a monitoring system
A method and apparatus for monitoring at least one network connected device (monitored device) using a controller is disclosed. More specifically, a method of modifying monitored devices supported by the monitoring system includes updating information stored in a sy...
01/12/2010
7643705Techniques for using a captured image for the retrieval of recorded information
A method for determining a recorded presentation information document is provided. The method comprises: receiving information identifying an input image; comparing the input image with a plurality of image file documents to determine an image file document in the p...
01/05/2010
7627136Information embedding device, information detecting device, information embedding and detecting system, information embedding method, information detecting method, information embedding program, information detecting program, information embedding and detecting program, and recording medium
An information embedding device is provided that embeds information in a document image having a character region therein. This information embedding device includes: a character region detecting unit that detects the character region from the document image; a char...
12/01/2009
7617311Method and system of remote diagnostic, control and information collection using a dynamic linked library of multiple formats and multiple protocols with intelligent protocol processor
A method, system and computer program product for (1) collecting information from a remote application unit and/or (2) diagnosing or controlling the remote application unit. By supporting dynamic generation of multiple data formats and/or multiple communication prot...
11/10/2009
7616915Image forming apparatus having a force-converting mechanism to detach a rotary body
A bearing detachably and rotatably holds a photoconductor. A bearing holder firmly holds the bearing. A rotating lever is provided on a rotation axis of a photoconductor between the photoconductor and the bearing holder. The bearing holder and the rotating lever are...
11/10/2009
7610374Method of initializing a data processing object associated with a communication protocol used to extract status information related to a monitored device
A method, system, and computer program product for initializing at least one data processing object associated with a communication protocol used to extract status information related to a monitored device communicatively coupled to a network, including accessing th...
10/27/2009
7584956Image forming apparatus, sheet size detection device, and sheet size detection method
An image forming apparatus includes a sheet size detection device including a sheet width direction regulating member, a sheet conveyance direction regulating member, two levers, a detection sensor, and a pattern supplementing device. The levers each have a concavo-...
09/08/2009
7584469Method, apparatus, and computer program product for installing device drivers for peripheral devices
A method, apparatus and computer program product for controlling the installation of device driver software which is executed on computer. The method includes the step of displaying an installation procedure for the device driver software and installing the driver s...
09/01/2009
7574503Method and system for using abstract classes to extract status information from networked devices
A method, system, and computer program product for extracting, for a selected communication protocol, status information related to a monitored device communicatively coupled to a network, including accessing the monitored device using the selected communication pro...
08/11/2009
7574164Developing device and electrophotographic apparatus using the same
An electrophotographic apparatus includes: a photoconductor; and two developing rollers facing the photoconductor. A developer fed out from between the two developing rollers is supplied to the photoconductor by the two developing rollers to form a toner image on th...
08/11/2009
7564002Electromechanical device for controlling an image forming apparatus
An electromechanical device including a key top member (i.e., a push button cover device) used in a push button mechanism. The key top member has a main body, a frame surrounding the main body, and a hinge portion supporting the key top main body. The hinge portion ...
07/21/2009
7545938Digital watermarking which allows tampering to be detected on a block-specific basis
An apparatus for generating codes includes a quantization unit which generates quantization coefficients by performing discrete wavelet transform with respect to each of tiles into which an image is divided, a block division unit which divides the quantization coeff...
06/09/2009
7542713Image forming apparatus capable of effectively forming a quality image without causing a vermiculate-like false image
An image forming apparatus forming an image without causing a vermiculate image and a curled-up blade, includes an image carrying mechanism, an intermediate transfer member, a primary transfer mechanism, a secondary transfer mechanism, and a lubricant supply mechani...
06/02/2009
7539451Image forming apparatus and toner
An image forming apparatus having an image support body configured to support a latent image, a charging member configured to provide a substantially uniform charge to a surface of the image support body and a spacer coupled to the charging member and configured to ...
05/26/2009
7526241Method and apparatus for image forming capable of effectively correcting a misregistration of an image
An image forming apparatus forming a color image with color toners includes a plurality of image forming members, an image transfer member, a plurality of sensors, a calculator, an edge extractor, a counter, and a misregistration corrector. The plurality of image fo...
04/28/2009
7525692Method and apparatus for image reading capable of obtaining adequate white reference data for shading correction
An image reading method and apparatus. A reader is mounted and reads one side of an original document being conveyed at a reading position. A contact glass includes a surface contacting the original document. A reference is disposed at a side of the contact glass op...
04/28/2009
7515850Sheet conveying apparatus and image forming apparatus
A pressure lever includes an oscillating edge that is capable of contacting a supporting shaft of a pressure roller. An oscillating lever includes a plurality of oscillating edges around a fixed edge. An elastic unit is latched between the fixed edge of the oscillat...
04/07/2009
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