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Patent # Description
US-7,551,307 Image formation apparatus and image formation system
In an image formation system, at least two copying machines are connected to each other. One of these machines functions as a master machine and the other...
US-7,551,297 Controlling access to a portable medium inserted in an image processing apparatus
An apparatus, method, system, computer program and product, capable of controlling access to a portable medium inserted in a medium interface of an image...
US-7,551,194 Optical writing device, image forming device, and optical writing method
An optical writing device includes a scanning unit that scans an optical beam in a main scanning direction while shifting a scanning position in a sub-scanning...
US-7,551,192 Optical-beam scanning apparatus and image forming apparatus
A scanning time is divided by the number of sides of a polygon mirror to obtain a value N. Then, it is determined whether an error has occurred. When no error...
US-7,550,955 Power supply circuit
A disclosed power supply circuit (1) for receiving an input voltage at an input terminal (VDD), converting the input voltage to an output voltage and outputting...
US-7,550,837 Semiconductor device and voltage regulator
A semiconductor device having a chip size package is disclosed. The chip size package comprises a semiconductor chip having at least a bonding pad, at least a...
US-7,550,819 Metal thin-film resistance element on an insulation film
A semiconductor device having a metal thin-film resistance on an insulation film includes first and second contact holes formed in the insulation film, a first...
US-7,550,554 Aryl amine polymer, thin film transistor using the new aryl amine polymer, and method of manufacturing the thin...
An aryl amine polymer is provided which contains a specific repeat unit, its use in preparing an organic semiconductor material which contains the aryl amine...
US-7,550,245 Toner and production method of the same, and image forming method
The object of the present invention is to provide a toner having a uniform composition of toner materials among toner particles, excelling in charge stability,...
US-7,550,243 Toner, developer, toner container, process cartridge, fixing process, image forming apparatus, and image...
The object of the present invention is to provide a toner characterized in that the toner comprises a first binder resin and a second binder resin, the first...
US-7,550,242 Toner, toner manufacturing method, developer, image forming apparatus, and process cartridge for the image...
A toner having a core containing a colorant, a release agent and a binder resin (A), and a shell containing a binder resin (B), the shell overlying the core,...
US-7,550,238 Process cartridge, image forming apparatus, and image forming process
An image forming process using an electrostatic latent image carrier containing a support and a photoconductive layer including: a charge generating layer, a...
US-7,549,716 Method of ejecting microdroplets of ink
The method of ejecting microdroplets of ink includes a first step for generating one ink column on the outside of the nozzle and for separating a tip end of the...
US-7,549,573 Message system, message creating method and message creating program
Attribute information representing at least one attribute of each member in a system is recorded on a card. The attribute information includes fixed information...
US-7,548,721 Sheet transferring device and image forming device
A sheet transferring device includes a feeding roller configured to feed a sheet; a transferring roller configured to transfer the sheet to the feeding roller; a...
US-7,548,720 Image reading apparatus capable of reading an image with improved accuracy
An image reading apparatus includes a body and an auto document feeder. The body includes an exposure glass, a reader for reading an image of an original sheet...
US-7,548,718 Fixing device for fixing an unfixed toner image on a recording medium and image forming apparatus including the...
A fixing device, which fixes an unfixed toner image on a recording medium, includes a heating roller, a fixing roller, a pressurizing roller, and an endless belt...
US-7,548,713 Drive transmitting device, and image forming apparatus
In a driving motor that rotates and drives a rotor by a magnetic force generated between a rotor and a stator, a constant velocity joint that transmits a...
US-7,548,712 Image forming apparatus, drum unit, image forming module, and method of insertion and removal of a damper into...
A latent image carrier includes a thin-walled cylinder with a chargeable photosensitive layer. The latent image carrier is configured to form an electrostatic...
US-7,548,704 Image forming apparatus effectively conducting a process control
An image forming apparatus includes at least one image bearing member, an intermediate transfer member, a secondary transfer member, and at least one optical...
US-7,548,654 Header-based scaling and cropping of images compressed using multi-scale transforms
A method and apparatus are described for performing header-based scaling and cropping of images compressed using multi-scale transforms. In one embodiment, the...
US-7,548,635 Method and apparatus for image processing capable of preventing unauthorized reproduction of an image
An image reading apparatus including a copy protection control apparatus including a radio frequency tag data communicating mechanism configured to receive...
US-7,548,581 At-command analyzing device
An UART receives asynchronous transmission serial data based on a baud-rate clock from a DTE. An MPU analyzes the data received by the UART. A baud-rate...
US-7,548,498 Optical disk unit capable of reading out data normally and continuously after suspension of data writing
An optical disk unit includes the following: a storage part temporarily storing data to be written to an optical disk; a processing part processing the data; an...
US-7,548,352 Illumination device, document reading device, adjusting device, and image forming apparatus
An illumination device for a reading device which irradiates light over a predetermined illumination width including a reading area having a predetermined...
US-7,548,349 Image forming apparatus to prevent toner deformation
In an image forming apparatus configured to electrostatically transfer a toner image formed on an image carrier to a recording medium with image transferring...
US-7,548,340 Method, program, and apparatus for prohibiting a reproduction of an anti-copy document, and a medium storing...
A method and apparatus of image processing includes first and second memories and first and second copy protector units. The first memory stores a first...
US-7,548,332 Network facsimile apparatus, facsimile communication system, and method that can efficiently transport packets
A network facsimile apparatus conforms to ITU-T Recommendation T.38 Standard and includes a function of transporting packet data by using one of TCP and UDP. A...
US-7,548,306 Optical encoder, method for preparing the optical encoder, and moving speed controlling device and apparatus...
An optical encoder including a sensor module including a light emitting member, a light receiving member opposite to the light emitting member to receive the...
US-7,548,240 Drawing apparatus, drawing program, recording medium and drawing method
A drawing apparatus includes a management part managing data recorded in a recording part, a first obtaining part obtaining data for drawing, which is used in...
US-7,548,044 Constant-voltage power circuit with fold back current limiting capability
A constant-voltage power circuit incorporating an over-current protection circuit having a fold back current limiting capability operative through low input...
US-7,547,497 Toner, and developer, image developer and image forming apparatus using the toner
A toner which is negatively charged to develop an electrostatic latent image is provided that contains a colorant; and a binder resin, wherein the toner has an...
US-7,547,013 Sheet feeding apparatus capable of setting a sheet tray with reduced force
A sheet feeding apparatus, having detachable and attachable sheet trays, a linkage mechanism between the sheet feeding apparatus and the sheet tray, and that can...
US-7,546,614 Recording/reproducing apparatus and disk cartridge
A disk surface of an optical disk is divided into two regions by a straight line being close to a movement line for an optical pickup to scan and passing in the...
US-7,546,528 Stamp sheets
A method and apparatus for creating and/or using a stamp sheet is described. In one embodiment, the method comprises receiving a first image of a first overview...
US-7,546,455 Digital certificate transferring method, digital certificate transferring apparatus, digital certificate...
A digital certificate transferring method for transferring a second digital certificate from a certificate transferring apparatus to a communication apparatus...
US-7,546,296 Information processing apparatus started from a program recorded on a recording medium with well-maintained...
An information processing apparatus starts a program from a recording medium while maintaining security of a program recorded on the recording medium. A detector...
US-7,546,081 Paper finisher having paper perforating apparatus, and image forming apparatus equipped with paper perforating...
A paper perforating apparatus which can securely prevent a paper end portion from being caught in a punch hole, without having an assist member, such as mylar,...
US-7,546,074 Image forming apparatus
An image forming apparatus includes at least one image forming unit, a primary transfer belt, and a secondary transferer. The image forming unit includes an...
US-7,546,064 Process cartridge with image carrier supporting structure for use in an image forming apparatus
A process cartridge and an image carrier supporter for use in an image forming apparatus. The image carrier supporter temporarily fixes an image carrier inside a...
US-7,546,057 Capacitor power supply unit, heating device, image forming apparatus, and copying device
A capacitor power supply unit includes detectors for detecting an output voltage of a capacitor group, which includes a plurality of capacitors, and a charge...
US-7,546,050 Fixing apparatus including a fixing roller and a pressurization roller
A heating apparatus includes a heating roller that is heated by heating units, a main power supply that supplies power from an external power supply to the main...
US-7,546,049 Image forming device with a control means to correct the fixing control temperature
An image forming device whereby stable fixing performance is obtained and whose fixing properties are excellent and that does not produce curling of the paper...
US-7,546,046 Method and apparatus for controlling an image density
An amount of toner transfer on a reference pattern is calculated by using an optical detecting unit that detects both regular reflection light and diffuse...
US-7,545,938 Digital 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...
US-7,545,728 Data management information obtaining method for obtaining data management information including information...
On an information recording medium, a recording area is divided in a plurality of data areas, and data is recorded on each of the data areas. In response to a...
US-7,545,717 Optical information recording apparatus for recording on an optical information recording medium having...
An optical information recording apparatus for recording information on an optical information recording medium with multiple recording layers is disclosed. The...
US-7,545,713 Access method, information recording and reproducing apparatus, and recording medium
An access method for use when switching from recording into an optical disk to reproduction from the optical disk or vice versa is disclosed that comprises a...
US-7,545,610 Constant-voltage power supply circuit with fold-back-type overcurrent protection circuit
A constant-voltage power supply circuit for converting an input voltage applied to an input terminal into a predetermined constant voltage for output from an...
US-7,545,547 Scanning unit and image forming apparatus
A scanning optical system leads the light fluxes deflected by the polygon mirror to a photosensitive drum. An absolute value of a lateral magnification in a main...
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