| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 430104000 |
Finishing or perfecting composition or product
| 1928 |
| 430124100 |
Fixing toner image (i.e., fusing)
| 80 |
| 430125300 |
Toner image transfer
| 16 |
| 430120100 |
Dry powder developing
| 15 |
| 430117100 |
Liquid development
| 13 |
| 430119700 |
With subsequent imaging member cleaning
| 8 |
| 430126200 |
Postimaging treatment of imaging member (e.g., applying lubricant, etc.) | 3 |
| 20080280225 | IMAGE DEVELOPING METHOD, IMAGE DEVELOPING DEVICE, AND IMAGE FORMING DEVICE - An image developing method is disclosed that is able to efficiently remove degraded toner on a developing agent carrier, prevent formation of abnormal images, ensure good image quality over time, and increase the service life of the device. The developing method includes a step of calculating an amount of consumption of the developing agent during image formation and an amount of consumption of the developing agent in a compulsory toner consumption mode under different calculation conditions between the image formation and the compulsory toner consumption mode. In the compulsory toner consumption mode, a developing bias different from a developing bias used during image formation is applied for a predetermined time period to discharge residual developing agent on a developing agent carrier to a latent image carrier. | 11-13-2008 |
| 20110129776 | IMAGE-FORMING METHOD - An image-forming method is provided which enable high-quality images to be formed over a long time period. In the image-forming method, an electrophotographic photosensitive member is used having a surface layer formed of a hydrogenated amorphous silicon carbide in which a ratio of the number of carbon atoms to the sum of the number of silicon atoms and the number of the carbon atoms in the surface layer is 0.61 or more and 0.75 or less, and the sum of the atomic density of the silicon atoms and the atomic density of the carbon atoms in the surface layer is 6.60×10 | 06-02-2011 |
| 20150037731 | DRAWING APPARATUS AND ARTICLE MANUFACTURING METHOD - A drawing apparatus for performing drawing on a substrate includes: a decelerating electrostatic lens configured to decelerate a charged particle beam emitted by a charged particle source; a division unit having a plurality of apertures and configured to divide the charged particle beam decelerated by the decelerating electrostatic lens into a plurality of charged particle beams; and an accelerating electrostatic lens configured to accelerate the plurality of charged particle beams divided by the division unit. | 02-05-2015 |
| 430126100 |
Forming overlayer on developed image | 1 |
| 20100196819 | METHOD FOR PAPER TREATMENT - Provided herein is a surface treatment method of oil contaminated xerographic prints which increases the adhesion of the print to levels close to the values corresponding to the original uncontaminated paper. Subjecting the contaminated surface to corona treatment alone and in combination with ultraviolet (UV) radiation and ozone can change the chemical structure of the surface of the paper in such a way that a highly polar surface is created as a consequence of this treatment, leading to enhanced adhesion properties of the xerographic print. | 08-05-2010 |
| 430100000 |
Reversal development | 1 |
| 20080233504 | Corona detection device - A corona detection device includes a bandpass filter having a primary passband that includes at least wavelengths in the range of about 250 nm to about 400 nm and a secondary passband that includes wavelengths in the range of about 675 nm to about 850 nm. The corona detection device also includes an image intensifier in optical communication with the bandpass filter. The image intensifier is configured to generate an image based on radiation passed through the primary passband and the secondary passband of the bandpass filter. | 09-25-2008 |
| Entries |
| Document | Title | Date |
|---|
| 20080227009 | DEVELOPING DEVICE AND IMAGE FORMING METHOD USING ONE COMPONENT DEVELOPER, AND PROCESS CARTRIDGE USING THE DEVELOPING DEVICE - A developing device including a developing roller and a developer layer forming member for forming a layer of a one component developer on the roller. The developing device satisfies the relationships (1) 20Q/M>13.1α−44.5, wherein X represents the ratio (% by weight) of the wax present on the surface of the developer to the total of the wax therein; α represents the angle formed by a tangent line to the member at a point B, which is the center of the contact zone of the member contacted with the roller, and another tangent line at a point A thereof 0.5 mm apart from the point B toward the tip of the member, wherein α is 0 to π/2 radian; and Q/M represents the charge quantity (μC/g) of the toner per unit weight. | 09-18-2008 |
| 20080268361 | IMAGE FORMING APPARATUS, PROCESS CARTRIDGE, AND IMAGE FORMING METHOD - An image forming apparatus includes an image carrier and a charging device. The image carrier supplied with a lubricant carries an electrostatic latent image and a toner image formed by making the electrostatic latent image visible with toner including toner particles and inorganic fine particles. The charging device uniformly charges a surface of the image carrier without contacting the image carrier to form the electrostatic latent image on the image carrier. The toner particles have a volume average particle size in a range of from about 3 μm to about 8 μm, a ratio Dv/Dn between a volume average particle size Dv and a number average particle size Dn in a range of from about 1.00 to about 1.40, a shape factor SF- | 10-30-2008 |
| 20080305420 | METHOD AND DEVICE FOR COATING PARTICLES, AND CARRIER FOR USE IN DEVELOPER - A method for coating particles with a coating liquid including supplying airflow to fluidize the particles; mixing the coating liquid with a spray gas in a two-fluid spray nozzle to form a two-phase flow; and atomizing the two-phase flow with the spray gas to spray a mist of the coating liquid upon the particles. A coating device including a vessel; a fluidizing device configured to supply airflow to fluidize a powder in the vessel; and a spray nozzle configured to mix the coating liquid with a spray gas to form a two-phase flow, and to atomize the two-phase flow with the spray gas to spray a mist of the coating liquid. A particulate carrier for use in electrophotographic developer including particles of a core material and a cover layer thereon and prepared by the coating method mentioned above. | 12-11-2008 |
| 20090214971 | HYBRID DEVELOPING METHOD USING SPECIFIED DEVELOPER AND IMAGE-FORMING APPARATUS USING THEREOF - An image-forming method includes a process in which a toner is supported and transported on the surface of a toner supporting member placed face to face to an electrostatic latent image-supporting member, and electrostatic latent images formed on the electrostatic latent image-supporting member is developed by the toner; and a process in which a two-component developer containing the toner and a carrier is supported on the surface of a developer-supporting member placed face to face to the toner supporting member and the toner is supplied onto the toner-supporting member. The developer includes toner particles containing a binder resin and a colorant; a carrier charging the toner particles in friction-contact with the toner particles; and reverse polarity particles and homopolarity particles respectively charged to polarity reversed to and the same polarity as polarity of the toner particles charged in friction-contact with the carrier. | 08-27-2009 |
| 20090220878 | EXPOSURE UNIT, IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD - An exposure unit which exposes photoconductive drums having rotary axes thereof arranged parallel to each other on a single plane by light beams, includes one or more polygon mirrors each having a plurality of reflection surfaces, where the one or more polygon mirrors rotate about a common rotary axis. Each light beam is deflected by the one or more polygon mirrors and scans the surface of a corresponding photoconductive drum. The common rotary axis is separated from the rotary axes of the photoconductive drums by identical distances along respective normals which are perpendicular to both the common rotary axis and the rotary axes of the photoconductive drums. | 09-03-2009 |
| 20090291376 | FULL-COLOR IMAGE FORMING METHOD - Disclosed is a full-color image forming method by which an image exhibiting comfortable image quality reliably suitable for a human visual system can be obtained in such a way that a halftone image exhibiting excellent granularity and evenness thereof is acquired. | 11-26-2009 |
| 20090291377 | ELECTROPHOTOGRAPHIC TONER - A set of toners comprising a yellow toner, a magenta toner, a cyan toner and a black toner for forming a full color image with an electrophotographic method, wherein the yellow toner comprises toner particles containing at least one pigment selected from the group consisting of C. I. Pigment Yellow 74, C. I. Pigment Yellow 139, C. I. Pigment Yellow 155, C. I. Pigment Yellow 180 and C. I. Pigment Yellow 185; the magenta toner comprises toner,particles containing a dye represented by Formula (X-1) and a metal compound represented by Formula (1); and the cyan toner comprises toner particles containing a silicon phthalocyanine represented by Formula (2): | 11-26-2009 |
| 20100261108 | IMAGE FORMING METHOD - An image forming method including a process for forming a transparent toner layer on an image formed on a support, the method including steps of supplying a transparent toner on an image on a support, and heating and then cooling the image on the support having the transparent toner while the image on the support having the transparent toner being in contact with a belt, wherein the transparent toner contains a resin constituted by a polyester and a styrene-acryl copolymer, a monoester compound represented by Formula I, and a hydrocarbon compound having at least one of a branched chain structure and a cyclic structure, | 10-14-2010 |
| 20100279220 | METHOD OF RECYCLING IMAGE FORMING MATERIAL - A method of recycling an image forming material comprising the steps of holding a toner image formed by employing toner particles in a toner holding layer formed on an image supporting substrate to form a first generation image print, separating the toner particles from the first generation image print; and recycling the separated toner particles to form a second generation image print by holding a toner image formed by employing the separated toner particles in a toner holding layer formed on an image supporting substrate, provided that the image forming material comprises at least toner particles, wherein Condition (1) 0.9≧B/A≧0.1 and Condition (2) 1≧C/A≅0.9 are satisfied, A, B and C representing particle shape factors of original toner particles, toner particles held in the image holding layer of the first generation image print; and separated toner particles, respectively. | 11-04-2010 |
| 20110311908 | METHOD AND DEVICE FOR THE PRODUCTION OF A FILM - The invention relates to a method and a device that permit the production of an optionally multi-colored film in a simple and cost-effective manner. In this method for the production of a film, toner is first applied to a transport belt with the use of at least one printing unit in such a manner that an essentially uninterrupted toner layer is formed on the transport belt. The toner on the transport belt is then heated with at least one first heat source to a temperature above a melting point of the toner and is subsequently cooled to below the melting point of the toner. Finally, the toner is removed from the transport belt as a cohesive material layer. The device comprises a transport belt, at least one printing unit arranged for applying a toner to the transport belt, and at least one heat source. Viewed in a direction of movement of the transport belt, the heat source is arranged downstream of the at least one printing unit in such a manner that said heat source is able to heat the toner present on the transport belt and that said heat source is suitable to heat the toner to a temperature above a melting point of said toner. | 12-22-2011 |
