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Patent Searching and Data


Matches 701 - 750 out of 13,362

Document Document Title
JP2004354996A
To provide a toner control method for compensating the reload error of a donor roll.The toner control method includes a stage for substantially predicting influence of the reload error exerted on a developed test patch, a stage for adjus...  
JP2004354997A
To provide a toner control method for compensating the reload error of a donor roll.The toner control method includes a stage for substantially predicting influence of the reload error exerted on an already developed test patch, a stage ...  
JP3602784B2  
JP3599117B2
PURPOSE: To obtain an electrophotographic direct drawing type recording medium without contamination of the base or scattering of a toner by forming a fine rugged pattern on the surface of an image receiving later. CONSTITUTION: In this ...  
JP2004334142A
To provide an image forming method in which the surface of a photoreceptor or the like in the steps of charging, development, transfer and cleaning is prevented from being abraded and oxidized by metal oxide particles, typically external...  
JP3586011B2
PURPOSE: To provide an image forming method rarely generating a ghost and capable of obtaining an image having excellent resolution and gradation for various transfer materials. CONSTITUTION: The toner remaining on an electrophotographic...  
JP3584043B2  
JP3583281B2
To provide a one-component developing method for suppressing the occurrence of sleeve filming and photoreceptor fogging, for suppressing the accumulation of toner particles on a sleeve and having improved adhesion resistance. This develo...  
JP2004287166A
To provide an image forming apparatus making a color electrophotographic image by using an image forming apparatus using a KNC system and an image forming method.The image forming apparatus has a plurality of developing means on the peri...  
JP3575994B2  
JP3575061B2
PURPOSE: To obtain a positive charge type liquid developer having good electrostatic charge characteristics of toners and electrostatic stability in an actual machine and to obtain images having good image quality stably with lapse of ti...  
JP3573310B2
To provide a desensitization processing liquid which is stabilized for the long time preservation and continous use and can shorten the etching time by containing at least one kind selected from among an annular amine and an ammonium com...  
JP3574483B2
PURPOSE: To provide a device and method by which the quality of a digitally generated picture can be improved by controlling or managing electrostatic forces in a gray-scale picture developing process. CONSTITUTION: A pulse width control...  
JP2004272042A
To provide a high image quality color recorder which detects an image position (color shift detection pattern) with high accuracy.As elements used for an electrophotographic image formation process, the recorder includes an image conveyi...  
JP3571966B2  
JP2004264630A
To obtain a wet plate-making machine capable of accurately measuring toner concentration, irrespective of soiling on the light emitting surface of a light emitting element, soiling on the light receiving surface of a light receiving elem...  
JP3567385B2  
JP2004258207A
To provide a transfer device with an inexpensive circuit constitution, by which low transfer voltage required is generated without increasing output voltage ripple even in the case that the required transfer voltage is low.Operation is p...  
JP3564996B2
To obtain the plate making machine which is excellent in the operability of a drawable original platen where an original is set and can make the original image into an exposed latent image at an arbitrary position on the surface of a pri...  
JP3565885B2
PURPOSE: To obtain a printing plate less liable to surface stain and excellent in printing durability and to obtain a printing plate excellent also in gradation and resolution by especially using a transfer member whose surface is hydrop...  
JP3564168B2  
JP3564169B2  
JP2004526994A
The method and equipment of electrostatic printing of dry type or a wet toner using the printing plate which became a new stage enable transfer of a high-quality and efficient toner from a printing plate to a receptor. In the manufacture...  
JP3560999B2
PURPOSE: To obtain the subject agent which is heat-resistant and suitable for a metal mold and an electrostatic copier by using a diorganopolysiloxane oil having phenol groups, a specific viscosity, a specified phenol equivalent, and no ...  
JP3559367B2  
JP3556316B2
PURPOSE: To always obtain a good developing state just after the electric power is turned on by detecting the concn. of a liquid developer at the time when the power is turned off and controlling the developer in such a manned that if th...  
JP3554309B2  
JP2004226885A
To provide an image forming apparatus that reduces graininess and expresses smooth gradation in every gradation area, in particular, an intermediate gradation area.The image forming apparatus that forms a color image by superposing toner...  
JP3552783B2  
JP3547014B2
PURPOSE: To provide a device and method for aligning multiple picture exposure frames in a single-path hybrid ROS/print bar system. CONSTITUTION: A device for aligning multiple picture exposure frames incorporates a photoreceptor belt wh...  
JP3545775B2
PURPOSE: To prevent the occurrence of fogging and toner scattering by making up timing so that a developing bias value may be properly lowered by an amount equivalent to the timing of almost one rotation of a Photosensitive drum after st...  
JP2004188603A
To provide a method and an apparatus for manufacturing a plastic sheet capable of manufacturing the plastic sheet with high resolution by a high productivity by using a conventional electrophotographic apparatus as an image forming means...  
JPWO2002075457A1
電子写真画像の現像装置は、現像領域を含む 所定の循環経路に沿って現像剤を搬送する現 像剤担持体および該現像剤担持体上の現像剤 を規制する現像剤規制体を有する現像機...  
JP2004185001A
To provide an intermediate transfer member for carrying an intermediate electrophotographic image.A first toner accepting layer is positioned in electrical contact with a charge provider (a), an irradiation source (b) that activates phot...  
JP2004518544A
In order that the robotomorphic operating system (100, 100', 100'') and method of a subject (130) may set up granular movement by which particles (110, 110') were patternized, particles (110, 110') offer what is stirred by transmission o...  
JP2004177787A
To prevent lowering of charging performance while improving the dispersibilities of a colorant and a charge control agent in a binder resin, with respect to an image forming toner used for developing an electrostatic latent image.By addi...  
JP3538784B2
PURPOSE: To obtain the uniform image of a high density and sharp contour without a discontinuous a fine line by preventing a sweeping mark in development being irregularities in the toner layer of half-tone and solid parts, at the time o...  
JP3538652B2
PURPOSE: To suppress generation of chipping powder by wear of an org. photoreceptor and to obviate generation of white dots by forming a binder resin to be used for this photoreceptor of a polycarbonate and specifying the volume average ...  
JP2004163612A
To provide a dry toner for developing an electrostatic latent image which makes it possible to recover residual toner after transfer simultaneously with development even when a blade cleaning process for promoting friction of an electros...  
JP3535532B2
PURPOSE: To improve durability of an electrophotographic sensitive body having a surface protective layer containing fluorine-contg. resin fine particles by developing an electrostatic latent image formed on the photosensitive body with ...  
JP3532808B2
To provide an electrophotographic photoreceptor having an extremely small transfer memory and causing no transfer memory image even when the photoreceptor is used for a reversal development system digital image forming device, and to pro...  
JP2004145339A
To provide a halftone base printing method in which mis-superposition is inconspicuous in superposition of color and black and enhanced black is selectively printed.Pixel positions required to be marked in only black are identified, and ...  
JP3527282B2
PURPOSE: To provide a planographic plate making device capable of efficiently making high-quality key plates without the need for intermediate insertion at the time of making the key plates. CONSTITUTION: This plate making device is prov...  
JP3527277B2
PURPOSE: To provide a planographic plate making device capable of making high-quality planographic printing plates which do not generate dotty stains on printed matter. CONSTITUTION: A roll-shaped brush 618 rotated by a motor is disposed...  
JP3526149B2
To obtain a color image forming method capable of reproducing arbitrary glossiness on a transfer material independently of the density of an image by simultaneously, sufficiently satisfying graininess, color reproducibility, smoothness a...  
JP3525001B2
To improve developing efficiency by restraining the fluctuation of a developing toner amount and restraining the change of a hue to be equal to or under an allowable value. In this developing method; an electrostatic latent image holding...  
JP2004133324A
To provide an electronic image forming method by which a high-speed image output and energy saving are realized and the soiling of a belt caused by an offset or long-run is restrained by regulating the belt itself being a cooling object ...  
JP2004133414A
To provide an image forming method suitable for a meter panel, for example, requiring both characteristics, that is, light shielding properties and light transmitting properties, and preventing a recorded image from being deteriorated ev...  
JP2004133413A
To provide a method for manufacturing an image recording body which is required to have both light concealing and transmitting properties as, for example, in a meter panel for an automobile, and has a high reliability recorded image free...  
JP3522080B2
To suppress the chipping loss of toner images caused by top and bottom end blurring phenomena and to obtain an image of high quality by setting the difference in blurring tendency between the toner images formed with forward and backward...  

Matches 701 - 750 out of 13,362