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Patent Searching and Data


Matches 351 - 400 out of 8,073

Document Document Title
JP3880961
To provide a fixing method capable of securely suppressing a developer on a recording material from being electrostatically offset to a fixing device side, thereby keeping a good quality image formation. The fixing device 23 includes a f...  
JP3880261
To provide a dry toner which has excellent environmental stability and electrification characteristics, which stably realizes high-quality images for a long time, which does not exert adverse influences on a toner carrying body or the li...  
JP3877277
To provide a developing method by which the developing ability of a developing device is enhanced and the occurrence of surface staining due to reversely electrified toner is suppressed, even when surface potential is changed within the ...  
JP2006301323
To form an image which has uniform gloss and in which a transparent substrate constituting the surface layer of a photograph and a reflector constituting the backing are firmly bonded to each other.A toner image being a mirror image is f...  
JP3870447
To obtain an electrophotographic toner excellent in high-speed low- temp. fixability, anti-hot-offsetting property, smearing and aggregation resistances and to provide a heat fixing method. This toner consisting of essentially a bonding ...  
JP3869968
To obtain a developing device in which uniform and high-quality images having stable and proper charges can be obtd. without an irregularity or generation of a ghost image. In this developing device, a developer 4 is carried on a develop...  
JP3863222
To electrify a photoconductive image forming member by executing ionic conduction with an ionic conduction liquid. An ionic conduction liquid electrifier 20 for allowing an ion to migrate from an ionic conduction medium to a photoreceivi...  
JP3855585
To provide a toner, capable of forming a superior image free of soil and image defects over a long period, as for the toner which is put in use in an image forming method including a fixing process of fixing by a fixation device where si...  
JP3855584
To provide a toner which is used for an image forming method including a process of forming a color fixed image by a fixing device which does not supply silicone oil, and with which a color image having good offset resistance and excelle...  
JP3847376
To improve the deterioration of electrostatic charge characteristics by the repetitive use of a photoreceptor contg. a specific high-polymer transporting material, to lower the relative humidity under and at high humidity and high temp. ...  
JP3845522
To satisfactorily prevent offsetting and the occurrence of a spent toner by incorporating a colorant, a polyester resin-base binder, a specified electrostatic charge controlling agent, silica provided with hydrophobic property and titani...  
JP3841341
To provide a developing method which improves a quality related to the directionality of development which means that the developing sleeve is more rapid than the moving velocity of electrostatic latent image and an abnormal picture qual...  
JP3841928
To establish an image forming method not generating carrier-over and provide an image forming device and an associate electrostatic latent image developer, whereby it is possible to stabilize the amount of developing toner to make transi...  
JP3838600
To eliminate nonuniformity of images caused by an irregular heat conduction which is a demerit of a separation transfer system, and light fastness and bleeding as demerits of an ink-jet system. Liquid drops including an adhesive body set...  
JP3833181
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 ...  
JP2006195059
To provide a charging device designed such that the size and cost of the device are reduced, a charging member is prevented from softening by the contact of a charging member and bearing members even when a processing speed is improved, ...  
JP3826424
To form a high quality color image high in surface gloss regardless of an image part and a non-image part, reduced in unevenness and fogging, and excellent in graininess and also tone reproducibility by utilizing toner to be formed on a ...  
JP3816121
PURPOSE: To provide an electrophotographic transfer paper and color picture forming method by which the picture defect owing to an electric discharge is reduced even when both sides are recorded in low-humidity environment, the penetrati...  
JP2006142487
To provide the manufacturing method of a support for an image material, in which the change of the backing printing pattern of the support for the image material is easy, which has a favorable production efficiency and in which the waste...  
JP3807244
To provide a base for an electrophotographic planographic printing plate which is obtained by forming an electrically conductive middle layer on a sheetlike substrate, which makes the electrically conductive middle layer less liable to s...  
JP3805113
To realize ozoneless direct electrification at low applied voltage even in the case of using a simple member such as an electrifying roller or a fur brush as a contact electrifying member though the member is soiled by toner, to execute ...  
JP2006126850
To provide a method of preparing a wet toner composition prepared by redispersion in a carrier liquid in an electrophotographic printing apparatus.The method of preparing a wet toner composition comprises: a step of preparing a polymeric...  
JP2006110994
To provide a method constituted so as to overcome the restriction imposed by a conventional system performing over-molding and capable of efficiently manufacturing a plate, which is made of a transparent plastic material, equipped with a...  
JP3785801
To provide a comparatively compact fixing device in which the surface of a panel heater being the advantage of a cleaning web is prevented from being stained, the jamming frequency of a master is reduced, the preventing effect of the con...  
JP3781528
To obtain an electrophotograph planographic printing plate having high sensitivity to various light sources, high surface smoothness and high water resistance and excellent suitable to printing by forming a layer of an electrophotographi...  
JP3777778
To provide a developer for supply which is used for a trickle type developing device and by which a stable image can be obtained throughout the service life of the developer and to provide a developing method using it. This developer for...  
JP3779628
To provide an electrophotographic image forming device capable of yielding an image excellent in the reproducibility of a thin line without causing adhesion on a sleeve. An electrostatic latent image on a latent image carrier (photorecep...  
JP2006053226
To provide a support of an electrophotographic planograph printing plate and a planograph printing plate using it which hardly breaks, cracks, or cuts at the pinched positions when set in the holder of a printing machine to print, and re...  
JP3770746
To easily form a fixed image, specifically a full color image, whose glossiness difference due to the fixing condition of toner is reduced, whose smoothness is excellent, whose glossiness unevenness is reduced, whose image quality and re...  
JP3768702
To provide a developing device capable of preventing an image from being thin in density in a development using particulate toner even without increasing the abutting pressure of an elastic blade and capable of being miniaturized by maki...  
JP3765590
PURPOSE: To make development fit for a capsulated toner, to attain low energy fixation and to prolong the service life of a developer by using a two-component developer contg. a carrier having prescribed apparent, density or saturation m...  
JP2006023737
To form a multicolored display including marking particles comprising a mixture of photochromic materials.Each photochromic material exhibits a first "invisible" photochromic state at a first absorption spectrum and at least a second "vi...  
JP3761724
To provide an image forming method capable of obtaining an image satisfactory in thin-line reproducibility and gradation and free of image disturbance and also capable of restraining the deterioration of a latent-image carrier due to scr...  
JP2006017752
To reduce the size and occupation area of an image forming apparatus and thereby to simplify the structure of it.The image forming apparatus includes image forming units 12Bk, 12Y, 12M, and 12C, a transfer unit 17 for transferring develo...  
JP2006018206
To provide an image forming method in which toner remaining on a photoreceptor surface after a fixing step is efficiently removed with a cleaning blade (CB) even when toner containing spherical colored resin particles having a small part...  
JP2006011437
To provide an electron beam curable toner composition suitable for graphic art and packages, and to provide a method for manufacturing the composition and its use process.The process includes a step of irradiating toner with electron bea...  
JP2005349622
To carry out latent image formation good in an image forming apparatus which forms a latent image at an effective image region by scanning light beams on the effective image region of a latent image carrier with the use of a vibrating de...  
JP3747279
To detect both the density of an achromatic color patch image and the density of a chromatic color patch image by a simple structure by means of an inexpensive multipurpose density detectors. The color image forming device adjusts image ...  
JP3749273
PURPOSE: To obtain an excellent image having high resolution without causing the irregularities in an image formed on an image carrier, the sticking of carriers to the image carrier and without increasing the dot of the image formed by a...  
JP3745237
To provide an image forming method in which superior durability of members is ensured, image deterioration such as image running and vertical streaks on an image are hardly caused and the members are easily recycled and reutilized becaus...  
JP2005326707
To obtain an electrode plate attaching/detaching device of a wet developing apparatus with which the wet developing apparatus can simply be disassembled and can easily be reassembled after cleaning parts at the outside of a machine.In a ...  
JP3740994
To provide an electrophotographic color toner capable of using a photo-fixing system and capable of improving its fixability and void resistance in photo-fixation to those of a monochrome toner. In the color toner used in an electrophoto...  
JP2005321794
To provide a method for calibrating a write head for producing a printing plate by which an image forming system can be quickly and simply adjusted without errors based on test exposure.The method for calibrating a write head for produci...  
JP2005319627
To provide a support of a press plate for an electrophotographic planographic printing plate, which is excellent in blocking resistance in the manufacture of the support of the press plate for the electrophotographic planographic printin...  
JP2005313459
To prevent powder dust of toner, or the like, deposited on or around a shutter member from adhering to a light transmitting member through operation of the shutter member when the shutter member is screening the light transmitting member...  
JP2005318587
To provide a system and method of forming a composite image in which image components can be introduced and changed without expert's assistance, and which is flexible in practical utilization.A digital graphic elements input interface 21...  
JP2005308986
To correct non-uniformity or asymmetry of an image size caused by processing or assembling accuracy in an electronic platemaking machine.The electronic platemaking machine is equipped with a laser scanning unit which can move along the m...  
JP3733706
To provide a negatively chargeable toner suitable for such a developing method that a toner is passed through between a developing sleeve and a regulating blade under pressure to form a thin layer of the charged toner on the sleeve, and ...  
JP3733301
To provide an image forming device by which an excellent image without having the deterioration of image density is formed over a long term by preventing the incorporation of magnetic carrier to a one-component developing device as an im...  
JP2005292468
To provide electrostatic latent image development toner which can meet the requirements for miniaturization of the image forming device and for less consumption without shortening its life and without causing paper jamming, and also is h...  

Matches 351 - 400 out of 8,073