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Ricoh Co., Ltd. Patents
Assignee:
Ricoh Co., Ltd.
Address:
Tokyo, JP
No. of patents:
745
Patents:


1 2 3 4 5 6 7 8 9 10 11 12 13 14 15


Patent Number Title Of Patent Date Issued
7383359 Method and system for remote diagnostic, control and information collection based on various com June 3, 2008
A method, system, and program product for communicating with machines connected to a network. Information sent to or from the machines is transmitted using electronic mail or a via a direct connection. The electronic mail may be transmitted over the Internet to a service center or fr
7379698 Image forming apparatus and fixing apparatus for fixing toner image by using belt May 27, 2008
An image forming apparatus includes an image forming mechanism configured to form a visible image using toner on a recording sheet according to input image data and a fixing mechanism configured to fix the visible image onto the recording sheet. The fixing mechanism includes a first
7375835 E-mail transmission of print-ready documents May 20, 2008
A method, system, and computer program product for transmitting print-ready electronic documents to a printer using e-mail as a transport mechanism. Responsive to a user request, a source PC transmits a document in print-ready format, so that there is no need for the printer to run or
7373101 Method and apparatus for image forming and effectively applying lubricant to an image bearing me May 13, 2008
A lubricant supplying device including a molded lubricant having a Martens hardness of approximately 40 N/mm.sup.2 to approximately 70 N/mm.sup.2 measured with a test force of 50 mN and a load-applying period of 30 seconds, a rotative member including a fibrous brush of a thickness of
7372992 Image data processing machine May 13, 2008
An image data processing machine implementing image processing of image data input with different resolution values in consideration of resolution and qualities of image outputs. A digital reproduction apparatus incorporating the image data processing machine retrieves correction dat
7366441 Method and apparatus for image forming having a predetermined gap formed between an image bearin April 29, 2008
A process cartridge includes an image bearing unit, a developing unit, and first and second positioning members. The image bearing unit includes a photoconductor, and a photoconductor case accommodating the photoconductor. The developing unit detachably combined with the image bearin
7363627 Method and system of remote diagnostic, control and information collection using multiple format April 22, 2008
A system, method and program product for diagnosing, controlling and collecting information from devices. Information regarding events of each one of a plurality of target applications executing in an application unit is collected and formatted into one of multiple data formats for t
7359965 Method and apparatus for providing multiple vendor support to remotely monitored devices April 15, 2008
A method and apparatus for providing multiple vendor support to remotely monitored devices is described. The method includes querying a monitored device to obtain at least one of manufacturer, model, and a unique identifier of the monitored device, using a hierarchical technique to d
7359901 Compressed document matching April 15, 2008
An apparatus and method for determining if a query document matches one or more of a plurality of documents in a database. In a coarse matching stage, a compressed file or other query document is scanned to produce a bit profile. Global statistics such as line spacing and text height are
7359664 Fixing device for an image forming apparatus including supporting members for fixing belts of th April 15, 2008
A fixing device for fixing a toner image on a recording medium includes first and second belts rotatably disposed opposite to each other such that the recording medium having the toner image thereon moves therebetween, a fixing roller disposed in contact with an inner surface of the
7356295 Developer-carrying member having improved transportability, a developing unit, a process cartrid April 8, 2008
A developer-carrying member to transport a developer having a carrier to a developing area facing an image carrying member in an image forming apparatus includes a sleeve. The sleeve carries the developer. The surface of the sleeve has a maximum roughness Rmax of one-sixth or greater
7356288 Developing apparatus having improved agitation effect April 8, 2008
A developing apparatus for use in an image forming apparatus includes a developing roller, a developing agent, a refilling port, a transport member, and an agitation enhancer. The developing agent includes toner particles and carrier particles and is refilled to the developing appara
7353273 Method and system for remote diagnostic, control and information collection based on various com April 1, 2008
A method, system, and program product for communicating with machines and end users connected to a network. Information sent to or from the machines is transmitted using electronic mail or a via a direct connection. The electronic mail may be transmitted over the Internet to a servic
7352908 Image compression device, image decompression device, image compression/decompression device, pr April 1, 2008
An image compression device comprising an image division unit dividing an image into a plurality of regions, a region designation unit designating a region of interest in the image, a quantization rate determination unit determining quantization rate with respect to each region divided b
7336395 Data conversion system, image processing and image forming apparatus February 26, 2008
Disclosed is a system of image data conversion, capable of setting conversion characteristics with more ease even for data having mixed image attributes, and of reducing the amount of data and the size of memory required. The conversion system includes processing elements in a proces
7334383 Package and method of forming the package February 26, 2008
A package including an endless belt; a first cylindrical body contacting an inner surface of the endless belt at a first pressure; a second cylindrical body contacting another inner surface of the endless belt at a second pressure; and a third cylindrical body contacting an outer sur
7330682 Apparatus capable of applying a high fixing-nip pressure which is easily released when a recordi February 12, 2008
An image forming system includes an image forming mechanism and a fixing mechanism. The fixing mechanism includes first and second fixing members configured to face each other to hold recording materials, a lock member, a pressuring lever, a pressure release lever and an elastic member.
7330608 Semantic document smartnails February 12, 2008
A method and apparatus is disclosed herein for generating visualizations of documents based on semantic information. In one embodiment, the method comprises selecting a plurality of image segments having a plurality of attributes that includes a semantic importance information for each o
7330009 Method, apparatus, and program for driving a motor in a feedback control system, capable of supp February 12, 2008
A method, apparatus, and program for driving a motor in a feedback control system, capable of suppressing oscillation of the motor rotational speed are disclosed. A motor drive controller includes a drive motor, a detector, and a motor drive controller. The drive motor drives a moving
7328245 Remote retrieval of documents February 5, 2008
A method, system, computer program product, and user interface for enabling secure, remote selection and retrieval of stored electronic documents from a user's PC or other device. The user may obtain such access to his or her documents from any network-connected location, regardless
7321695 Encoder rate control January 22, 2008
A method and apparatus for performing compression and/or decompression is described. In one embodiment, the present invention comprises a system having a buffer, a wavelet transform unit, and a coder. The wavelet transform unit has an input coupled to the buffer to perform a wavelet
7315723 Method and apparatus for image forming capable of effectively transporting toner January 1, 2008
An image forming apparatus includes a photoconductor, a cleaning device, and a toner transporting device. The photoconductor has a toner image formed thereon. The cleaning device removes toner remaining on the photoconductor. The toner transporting device transports the toner removed
7315715 Apparatus, method, and program for image forming January 1, 2008
An exemplary embodiment of the present invention, includes an image forming apparatus comprising a toner storage device storing a toner, an image forming device including a developer, and a toner transfer device provided between the toner storage device and the image forming device.
7313340 Paper control of document processing December 25, 2007
A method and apparatus for using a sheet of paper to control document processing is described. In one embodiment, the method includes scanning a first sheet of paper and a first document, identifying one or more processing operations identified on the first sheet of paper, performing
7313284 Image coding apparatus, program, storage medium and image coding method December 25, 2007
An image coding apparatus compressing and encoding image data, includes a frequency converging unit to perform frequency conversion on the image data; a bit-plane encoding unit to perform bit-plane encoding on coefficients obtained from the frequency converting unit; and a code disca
7310447 Image processing apparatus, image processing method, and storage medium December 18, 2007
In response to a partial codestream truncation command, a partial codestream truncation process unit temporarily truncates a code line of encoded data. The partial codestream truncation process unit can also temporarily truncate the code line frame by frame. In response to an undo co
7308223 Method, device and image forming apparatus for developing an image using a two-component develop December 11, 2007
A developing agent carrying member including magnets is disposed facing an image carrying member, a two-component developing agent containing toner and magnetic carrier is carried in a form of a layer on a surface of the developing agent carrying member, speed difference is generated bet
7305381 Asynchronous unconscious retrieval in a network of information appliances December 4, 2007
A method, system, and computer program product for asynchronous unconscious retrieval retrieves and presents information to end users without requiring the end users to explicitly request the information. The invention automatically and asynchronously formulates queries and presents
7302104 Smoothing tile boundaries of images encoded and decoded by JPEG 2000 November 27, 2007
An image processing apparatus and method for decompressing compressed image data is described. In one embodiment, the image processing apparatus decompresses compressed image data that is obtained by dividing an original image into blocks and compressing each block. The apparatus may
7299412 Methods and apparatuses for publication of unconsciously captured documents November 20, 2007
Methods and apparatuses for searching unconsciously captured documents and publishing the results are disclosed. Documents processed by one or more networked devices are saved to a storage device coupled to the network. The documents can be searched to retrieve desired documents. In one
7298912 Method and apparatus for assigning codeblocks to coders operating in parallel November 20, 2007
A method and apparatus for assigning codeblocks to coders operating in parallel is described. In one embodiment, the method comprises decomposing input data into a plurality of code-blocks, and assigning the plurality of code-blocks, on a code-block basis, to a plurality of MQ coders
7293081 Method and system for remote diagnostic, control and information collection based on various com November 6, 2007
A method, system, and program product for communicating with machines connected to a network. Information sent to or from the machines is transmitted using electronic mail or a via a direct connection. The electronic mail may be transmitted over the Internet to a service center or fr
7292816 Method and apparatus for electrophotographic image forming capable of effectively removing resid November 6, 2007
An image forming apparatus includes an image bearing member configured to bear an electrostatic latent image on a surface thereof, a developing mechanism configured to develop the electrostatic latent image formed on the surface of the image bearing member into a toner image with toner,
7292728 Block quantization method for color halftoning November 6, 2007
A method and apparatus for block quantization for color halftoning is described. In one embodiment, the method comprises dividing an input image and an output image into blocks, wherein each block in the output image corresponds to one block in the input image. The method also includ
7289685 Paper based method for collecting digital data October 30, 2007
A method and apparatus for collecting digital data. In one embodiment, the method comprises receiving data input by scanning a sheet of paper using a scanner on a machine, identifying the sheet of paper as a form having one or more fields of user entered data to validate, validating the
7289677 Reversible embedded wavelet system implementation October 30, 2007
A method and apparatus for performing compression and/or decompression is described. In one embodiment, the present invention comprises a system having a buffer, a wavelet transform unit, and a coder. The wavelet transform unit has an input coupled to the buffer to perform a wavelet
7287698 Automatic cleanup of machine readable codes during image processing October 30, 2007
A method and apparatus for automatically scanning and/or rewriting a machine readable code (MRC) of a document are described herein. In one embodiment, the method includes capturing an original machine-readable code (MRC) at a location of a document and generating a new MRC based on
7280252 Error diffusion of multiresolutional representations October 9, 2007
A method and apparatus for performing error diffusion of a multiresolutional representation of an image is disclosed herein. In one embodiment, an image is received as a pixel representation. The image is converted from a pixel representation to a multiresolutional representation hav
7272342 Image forming apparatus having a detachable cartridge including a photoconductive drum with axis September 18, 2007
An image forming apparatus includes an image forming mechanism and an image bearing member. The image forming mechanism is configured to form an image. The image bearing mechanism is detachably provided to the image forming apparatus. The image bearing mechanism includes an image bearing
7272258 Reformatting documents using document analysis information September 18, 2007
A method and apparatus for reformatting electronic documents is disclosed. In one embodiment, the method comprises performing layout analysis on an electronic version of a document to locate text zones, assigning attributes for scale and importance to text zones in the electronic ver
7269291 Method and apparatus for high speed data compression and decompression September 11, 2007
A subband processing apparatus useful for wavelet conversion and compression-decompression operations includes a plurality of memories and a plurality of analytic filter banks. The plurality of memories store an input signal in a way such that the input signal is divided into a plura
7253919 Printer with embedded retrieval and publishing interface August 7, 2007
A system and method for a printer that receives a data containing multimedia information or a pointer to multimedia content and performs various actions in accordance with the received document. The printer may retrieve the multimedia content based on pointers within the document or
7242897 Image forming apparatus, roller, belt, and fixing unit of image forming apparatus July 10, 2007
A tubular roller to support a belt having an inner surface provided with a protruding circumferential edge having a width includes a first portion, a second portion, and a third portion. The first portion has a first outer radius and contacts the inner surface of the belt. The second
7239829 Image forming apparatus and phase adjustment of image carriers of the image forming apparatus July 3, 2007
An image forming apparatus capable of operating in a full-color mode or in a monochrome mode includes a first driving mechanism, a second driving mechanism, a transfer member, and a controller. The first driving mechanism drives the color image carriers and the second driving mechani
7239753 Method and apparatus for high speed data compression and decompression July 3, 2007
A subband processing apparatus useful for wavelet conversion and compression-decompression operations includes a plurality of memories and a plurality of analytic filter banks. The plurality of memories store an input signal in a way such that the input signal is divided into a plura
7239424 Wavelet-based image processing path July 3, 2007
A system is described. In one embodiment, the system comprises an image processing path and a print engine coupled to the image processing path. The image processing path processes an input image in a wavelet domain.
7239406 System for capturing facsimile data in an electronic document management system July 3, 2007
A facsimile capture device is provided that functions in a plurality of operating modes. In a first automatic operating mode, the facsimile device captures received facsimile or "document" data without user intervention, and subsequently transmits the data to a device represented by
7228081 Method and apparatus for image forming capable of controlling image-forming process conditions June 5, 2007
An image forming apparatus includes an image forming mechanism and a process controller. The process controller is configured to instruct the image forming mechanism to perform an image forming operation and a control operation of image forming process conditions. The control operati
7228000 Image data generation with reduced amount of processing June 5, 2007
An image data generator for generating data on a size reduced image of an original image. In one embodiment, the image data generator includes: an inverse wavelet transform unit to perform on inverse wavelet transform on wavelet coefficients; and a coefficient selecting unit to select, o
7227999 Printing system application using J2K June 5, 2007
A method and apparatus for performing compression and/or decompression is described. In one embodiment, the present invention comprises a system having a buffer, a wavelet transform unit, and a coder. The wavelet transform unit has an input coupled to the buffer to perform a wavelet
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