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Patent Searching and Data


Matches 851 - 900 out of 13,246

Document Document Title
JP3278241B2
PURPOSE: To generate a printing plate having good reproduced image quality and printed image quality, having stable performance when overlappingly mounted during the work, and suitable for forming an image by the scanning exposure of las...  
JP3277290B2
PURPOSE: To provide the original plate for a planographic printing plate which is the original plate for the planographic printing plate having a photosensitive layer contg. a photoconductive material and a quinonediazide compd. on a con...  
JP3256224B2  
JP3256221B2  
JP2002040812A
To obtain developer with which an image having excellent image density and having less fogging is formed.By using the developer including toner particles incorporating magnetic powder and binder resin and set so that the dynamic resistan...  
JP3274096B2
To provide a development method which is capable of electrifying toner to a specific polarity steadily, is suitable for developing the magnetic toner into a high resolution image, and is capable of developing the magnetic toner by pressu...  
JP3274097B2
To provide a development method which is capable of steadily electrifying toner to a specific polarity, is suitable for developing the nonmagnetic toner into a high resolution image, and is capable of developing the nonmagnetic toner by ...  
JP2002031912A
To provide an electrostatic charge image developing toner and a method for forming images by using this toner with which stable images can be obtained for a long time.The electrostatic charge image developing toner is used for the method...  
JP2002023459A
To provide a color image forming device capable of eliminating trouble caused by a toner reversely transferring phenomenon with simple constitution and made excellent in terms of cost.This image forming device is plurally provided with v...  
JP3270634B2
PURPOSE: To improve the dispersibility of a phthalocyanine compd. and to improve the electrical characteristics of the photoconductive layer of a photosensitive material for printing. CONSTITUTION: When a photoconductive layer contg. a p...  
JP2002014578A
To provide an image forming device for realizing a service life detection of an image carrier with excellent accuracy, and capable of improving usability and minimizing a running cost.In this image forming device controlling the output o...  
JP3267201B2
To obtain an edge detector capable of accurately detecting the position of the leading edge of a master sheet supplied to a feeding roller. The plate making machine is constituted so that the master sheet X is supplied to the peripheral ...  
JP2001356520A
To provide a toner and a method for image formation by which high transfer efficiency, high image density and high picture quality are obtained even in a device for image formation having a short period between development of the toner i...  
JP2001356668A
To provide an improved system for precisely and repeatedly positioning various work stations in an electrophotographic printing machine.The printing machine/copying machine is provided with a pair of drum supporting members 32 and 32' to...  
JP2001356516A
To provide a toner for one component development which can maintain good fluidity even when rather large stress is added to the toner particles and which can form an image of high picture quality.The toner for one component development i...  
JP2001343828A
To unnecessitate or simplify the special sealing of a fine hole caused by anodic oxide coating applied to a developing roller.Sand blast treatment is performed to the surface of the developing roller 4 coming into contact with a photosen...  
JP2001343835A
To provide an image forming method and image forming device which are good in halftone and character reproducibility by using an organic photoreceptor formed with a siloxane resin layer as a protective layer.The photoreceptor is an organ...  
JP2001343779A
To provide an image forming device, whose running cost is reduced and which is environmental friendly by decreasing the consumption of toner after satisfying a user's requirement on image quality, saving the toner excessively stuck to an...  
JP3257514B2
To obtain the exposure optical device of a plate making machine by which density unevenness on a master paper surface caused by direct light and reflected light from an illuminating lamp is eliminated. As for the exposure optical device ...  
JP2001337482A
To provide an image formation controller capable of easily and surely printing an optional watermark on an optional page in one printing processing, and to provide an image forming device which is controlled by the image formation contro...  
JP3252604B2
PURPOSE: To achieve high-speed operability, robustness against external disturbance factors, and a simple construction by jetting magnetic particles using magnetic field. CONSTITUTION: When a magnet roller 10 is rotated, shifting magneti...  
JP3253042B2
PURPOSE: To provide a two-component developer of a little 'toner spent' (a phenomenon such that the surface of carrier is contaminated with toner components) and high durability. CONSTITUTION: This non-magnetic two-component developer co...  
JP3229308B2  
JP2001318505A
To prevent a transfer blur such that a transferred image looks blurred and an image flow such that an image is recorded flowingly.A photoreceptor drum 1 where an electrostatic latent image is formed on the surface and a toner image is fo...  
JP2001318516A
To provide an electrophotographic method and device which deal with the higher speed and longer life of the electrophotographic device using an optical system of coherent light of an image exposure, beam scanning type, etc., and are wide...  
JP2001312091A
To provide an image forming device which can form an image without any void or blur for a long time and prevent deterioration in an image after being transferred.The image forming device is equipped with (i) an electrostatic charge image...  
JP2001305894A
To get a color image of a chromatic color toner and a frosted image of a black toner part that don't generate offset by suppressing the surface coarseness of fusing parts by a sheet of image forming at low temperature.The toner 5a above ...  
JP2001305852A
To provide a method which is capable of forming a high quality image with a stability and no fogging being produced even under a change with time and a change of an environment.In the development method using a minus toner in which a cha...  
JP2001305800A
To obtain a developer suitable for a fixing device of an electromagnetic induction heating method.The developer contains toner particles containing a binder resin having 1 to 30 acid value, 40 to 65°C glass transition point and 80 to 14...  
JP2001305895A
To get a color image of a chromatic color toner and a frosted image of a black toner part without generating an offset by suppressing the surface coarseness of fixing parts by a sheet of image forming at low temperature.The toner 5a abov...  
JP3244544B2
PURPOSE: To eliminate the irregularity of image density and the unevenness of color developed in a specified pattern on a transferred image even in the case of applying optimum transfer electric field by electrically measuring the physic...  
JP3245210B2
PURPOSE: To realize an image transferring method where service life of a transfer belt is prolonged and the transferred image in good condition can be obtained for a long time. CONSTITUTION: In the image transferring method using a trans...  
JP3245058B2
To obtain an image which shows stable density from the initial period of formation and has uniform density without fog or irregularity even under low humidity or high humidity conditions, to prevent deposition, melt sticking or filming o...  
JP2001296735A
To provide a one-component developer carrier having high electrifying ability by which an irregular image density is prevented from occurring even in the case of using one-component developer which has been stored under a high-temperatur...  
JP3244835B2
PURPOSE: To provide a printed circuit board with good repeatability in exposure image, high sensitivity characteristics in electrophotography, and a uniform process in through holes, by coating a conductive board and a through hole with ...  
JP3243584B2
PURPOSE: To increase transfer efficiency and to obtain an image without paint out by changing a squeezing squantity with an excess liquid removing means based on image data. CONSTITUTION: An exposure data summing up device 33 attains con...  
JP3244782B2
PURPOSE: To manufacture a printed wiring board having extremely good sensitivity even from a both-sided copper-pasted lamination plate such as having through holes while having high resolution. CONSTITUTION: In the manufacture of a print...  
JP3239960B2
PURPOSE: To make an image-forming member adaptable as a xeroprinting master by including a read ray-sensitive layer contg. mainly photosensitive pigments and a softenable material contg. a softenable material, a charge transfer material ...  
JP3239412B2
PURPOSE: To miniaturize a device, to prevent decrease in transfer efficiency in trial print mode, and to obtain an image of high image quality. CONSTITUTION: The device is an electrostatic printer which can select the trial print mode by...  
JP2001281907A
To provide a method for forming a picture, a picture forming device and the toner for development to be used for the device by which a colors picture of high quality without scattering of characters or smear of color can be obtained by a...  
JP2001272859A
To provide an image forming method and an image forming apparatus by which good halftone and reproducibility of characters can be obtained by using an organic electrophotographic photoreceptor having a siloxane resin layer as a protectiv...  
JP2001265099A
To prevent filming from being formed on an image carrier surface in the image forming device provided with an image carrier on which an electrostatic latent image is formed, a developing device making the above electrostatic latent image...  
JP2001265145A
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...  
JP2001265067A
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...  
JP2001265020A
To provide a high sensitivity electrophotographic planographic printing plate having satisfactory suitability to leaching in a silicate-free alkaline leaching solution of ≤pH 12, having good electrophotographic characteristics and prin...  
JP3235851B2
PURPOSE: To provide an image forming method capable of forming an image of high resolution without generating selective development, forming an image without a fog, forming an image of high image density, and forming an image of high rep...  
JP2001265101A
To optimize replenisher for each color developer and the ratio of replenisher material used for forming electrophotographic images.The device for developing an electrostatic latent image recorded on an image receiving member includes a h...  
JP2001265194A
To provide a method for forming an image, by which toner for on the non-image area is reduced, and moreover wearing of a photoreceptor is suppressed, when forming the image on a printing plate by adopting a conventional printer.In an ele...  
JP3232903B2
PURPOSE: To obtain such a carrier that shows excellent fluidity in a developing device without causing deposition of the carrier and prevents uneven distribution or aggregation of a developer by dispersing a magnetic powder in a binder r...  
JP3233221B2
PURPOSE: To prepare a document capable of substantially preventing the alteration of characters or the like displayed thereon. CONSTITUTION: A latent image is formed and developed with a toner composition consisting of a resin particle, ...  

Matches 851 - 900 out of 13,246