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| Number | Title | Issue Date |
| 7364791 | Developer carrying member and developing method by using thereof The present invention relates to a developer carrying member for carrying a developer having at least a substrate and a resin-coated layer formed on the surface of the substrate. The developer carrying member is the one which carries a one-component developer to vis... | 04/29/2008 |
| 7358019 | Developing process and image forming process The present invention provides a developing process including the steps of charging toner particles supported on a developer carrier; and providing the charged toner particles to an electrostatic latent image formed on an image carrier, wherein, the charged toner pa... | 04/15/2008 |
| 7335453 | Toner compositions and processes for making same A toner composition is provider including a branched amorphous polyester resin and a crystalline polyester resin, wherein the toner possesses rheological properties yielding desired characteristics. ... | 02/26/2008 |
| 7324240 | Color correction method with transparent toner insignia images A method for color correction of an image having an insignia portion in a multi-module printer (10). A first color profile is calibrated for a four-color image. A second color profile is calibrated for a four-color image with a transparent toner layer on top ... | 01/29/2008 |
| 7320852 | Carrier for developer for developing electrostatic latent image, developer using same and image forming method using same A carrier for use with a toner as a two-component type developer for developing an electrostatic image, comprising spherical magnetic core particles, and a resin layer covering each of said core particles and containing at least two resistance controlling materials ... | 01/22/2008 |
| 7311969 | Semiconductive member and electrophotographic apparatus In a semiconductive member having a coating film containing a conductive agent formed on the surface of a substrate such as an elastic material, or a semiconductive member having an elastic material as a substrate containing a conductive agent, the conductive agent ... | 12/25/2007 |
| 7295796 | Image forming apparatus having a temporary toner holding device and a toner collecting device A cleaningless image forming apparatus of the present invention uses spherical toner grains on surfaces of which a charge control agent and/or organic fine grains are present, thereby enhancing efficient image transfer. A brush roller collects, among toner grains le... | 11/13/2007 |
| 7273688 | Image forming method and image forming apparatus for same An electrophotographic image forming apparatus capable of reliably forming an image with density gradation, one which does not have a low-quality appearance. The estimated average halftone granularity of the toner image after developing but before electrostatic tran... | 09/25/2007 |
| 7272348 | Developing method using a developer with a specified degree of compression and shearing stress A developing method using a developing device including at least: a first developer bearing member arranged to be opposed to an image bearing member; and a second developer bearing member arranged on a downstream side of a rotation direction of the image bearing mem... | 09/18/2007 |
| 7267864 | Image supporting material, method for use thereof and image forming apparatus utilizing the same The present invention provides an image supporting material for fixably supporting a color toner image, the material including a base material, a light scattering layer provided on the base material and containing a white pigment and a thermoplastic resin, and a col... | 09/11/2007 |
| 7269363 | Developing apparatus, developing method, and developing agent therefor A developing apparatus is provided in which a replenishment developer when replenished has been electrified to a sufficient extent and can immediately produce an effect of replenishment, with a small consumption of a carrier. In an developing apparatus 100 of... | 09/11/2007 |
| 7263318 | Image forming apparatus including an index feature for extending the life of a photosensitive member The image forming apparatus has an electrophotographic photosensitive member and a developing device for using a developer including toner and carrier, wherein the developing device develops an electrostatic image on a photosensitive member by putting the developer ... | 08/28/2007 |
| 7261989 | Toner for developing electrostatic images, developer, image forming method, and image forming apparatus The object of the present invention is to provide a toner which has sufficiently high chargeability and less toner spent to a carrier or the like even when several tens of thousands of image sheets are output, is capable of keeping high-charge property and flowabili... | 08/28/2007 |
| 7258958 | Organic photoreceptor, process cartridge, image forming apparatus, and image forming method An organic photoconductor, comprises a conductive base, a charge generating lager and a charge transport layer, wherein the charge generating lager and the charge transport layer are provided in this order on the conductive base, wherein when a curve is drawn by plo... | 08/21/2007 |
| 7259202 | Method for pre-treating stencils to ensure paint removal A new and improved method for pre-treating stencils is herein disclosed. A release agent provides a protective barrier when applied to stencils prior to applying paint to the surface. The release agent allows the paint to removed by soaking and/or washing the pre-tr... | 08/21/2007 |
| 7251441 | Developing apparatus including magnetic field generating means, for use with a developer which includes a magnetic toner component A developing apparatus includes a developer carrying member for carrying a developer including one component magnetic toner to develop an electrostatic image formed on an image bearing member. The developer carrying member includes an elastic member contactable to t... | 07/31/2007 |
| 7241543 | Image forming method, a photoreceptor used for the apparatus, and an image forming unit An electrophotographic image forming method is disclosed in which toner has a number ratio of toner particles having a shape coefficient of 1.2 to 1.6 being at least 65 percent, a variation coefficient of the shape coefficient of 4 to 16%, and a number variation coe... | 07/10/2007 |
| 7241547 | Toner, method for forming image using the toner, and process cartridge A toner exhibits excellent image characteristics, and also has an excellent charging property even if the toner is used in a cleaning-simultaneous-with-developing system having a direct injection charging mechanism. The toner includes toner particles and non-magneti... | 07/10/2007 |
| 7241544 | Image forming method An image forming method comprises: fixing an image formed by a toner on a record sheet in a nip member formed by a pressurizing member which is compressibly contacted against a heating fixing rotor having an elastic body layer formed on an endless periphery surface ... | 07/10/2007 |
| 7239831 | Image forming apparatus when a maximum developing bias voltage |V| max and surface potential Vd of a charged image bearing member satisfy: |V| max≦|Vd| An image forming apparatus includes an image bearing member; a charging device for electrically charging the image bearing member; a rotatable developer carrying member for carrying a developer to develop an electrostatic image formed on the image bearing member wit... | 07/03/2007 |
| 7233758 | Developing apparatus featuring a developer carrying member with an elastic surface layer A developing device includes a rotatable developer carrying member for carrying a developer to develop an electrostatic image formed on an image bearing member with the developer; non-rotatable magnetic field generating means, disposed inside the developer carrying ... | 06/19/2007 |
| 7229729 | Electrophotographic photoreceptor, process cartridge, image forming apparatus and image forming method An electrophotographic photoreceptor having an intermediate layer in which the intermediate layer contains a compound formed from a composition containing the following components X, Y and Z. Component X: Inorganic oxide network fo... | 06/12/2007 |
| 7223238 | Method and device for marking skin during an ultrasound examination A method and device for marking a patient's skin during an ultrasound examination to denote a feature of interest. The device comprises a first portion and a second portion. The first portion is adapted for attachment of the device to an ultrasound transducer. The s... | 05/29/2007 |
| 7223511 | Developer carrying member and developing method by using thereof The present invention relates to a developer carrying member for carrying a developer having at least a substrate and a resin-coated layer formed on the surface of the substrate. The developer carrying member is the one which carries a one-component developer to vis... | 05/29/2007 |
| 7220526 | Image forming method An image forming method which can provides excellent cleaning property, no occurrence of unusual noise or curling of a blade, and a high quality image. The method includes forming a latent image on a cylindrical electrophotographic photoconductor including a mass ad... | 05/22/2007 |
| 7211361 | Image formation apparatus and image formation method An image formation apparatus includes a development unit using a developer support having a conductive surface layer, and a control unit for causing an idle operation of the developer support to be performed at a predetermined timing in a non-print state. ... | 05/01/2007 |
| 7208252 | Magnetic toner and conductive developer compositions Magnetic toner compositions, conductive developer compositions, and methods for producing images in a hybrid jumping development system, more specifically, in a magnetic ink character recognition system, are disclosed. The developer compositions contain coated magne... | 04/24/2007 |
| 7202005 | Image forming method and an image forming apparatus Disclosed is an image forming method comprising: developing a latent image formed on a cylindrical electrophotographic photoreceptor having a cylindricity of 5 to 40 μm, with a developer comprising a toner sufficing at least one of conditions (1) to (5): | 04/10/2007 |
| 7198841 | Paper having a cellulosic fiber layer treated with elementary particles A paper, board or non-woven product containing a fiber layer containing cellulosic fibers, plant fibers or other material suitable for making a paper, board or non-woven product. One surface of the fiber layer is treated with pigment particles. The web is treated wi... | 04/03/2007 |
| 7189485 | Toner A toner having high mechanical strength and being capable of exhibiting a sufficient fixing property in a wide temperature range is provided. Further, a fixing device and an image forming apparatus in which such a toner can be suitably used are provided. The toner c... | 03/13/2007 |
| 7183034 | Image forming method, image forming apparatus and toner cartridge The present invention provides a tandem-type image forming method using a trickle developing system, wherein the average circularity of a toner contained in at least a supplementary developer used for appropriately supplying a developer to a developing device is in ... | 02/27/2007 |
| 7183035 | Image forming method An image forming method having: developing a latent image formed on a cylindrical electrophotographic photoreceptor having a cylindricity of 5 to 40 μm, with a developer comprising a toner which comprises a ratio Dv50/Dp50 of a 50% volume particle diameter Dv50 to ... | 02/27/2007 |
| 7181156 | Image forming apparatus using a cleaning member for preventing noises and process cartridge therefor An image forming apparatus includes a photoconductor, a cleaning blade for cleaning the photoconductor, and a blade holder holding the cleaning blade and having a first bent portion for increasing its rigidity. In the apparatus, blade holder has at least one of a pr... | 02/20/2007 |
| 7180631 | Gloss-imparting device and color image-forming apparatus A gloss-imparting device for imparting a gloss on a color image, the gloss-imparting device has a transparent toner image-carrying body, a transparent toner image-forming unit, a heating/pressurizing unit, and a cooling/releasing unit. The transparent toner image-ca... | 02/20/2007 |
| 7174119 | Developing device featuring high viscosity developing agent and superimposed AC and DC bias voltage components A developing device for developing an electrostatic image formed on an image carrier, includes a liquid developing agent, wherein toner particles are dispersed in a liquid solvent, and wherein a viscosity of the liquid developing agent is in a range 100 mPa·s to 10... | 02/06/2007 |
| 7169522 | Toner for developing a latent electrostatic image, developer using the same, full-color toner kit using the same, image-forming apparatus using the same, image-forming process cartridge using the same and image-forming process using the same The toner for developing a latent electrostatic image to form an image contains a binder resin and 2% by weight to 15% by weight of a coloring agent. The coverage of the toner with the coloring agent on a surface of the toner is 1.5% by atom to 15% by atom. The tone... | 01/30/2007 |
| 7163773 | Toner for developing electrostatic image, developer, process for forming image, and image forming apparatus Spherical toners having excellent fusibility are disclosed. The toners are fusible at low temperatures and are excellent in preservability and therefore charge properties, flowability, and transferability do not deteriorate. The toners contain a colorant and a nitro... | 01/16/2007 |
| 7163774 | Toner for forming image, method for developing electrostatic latent image, method for fixing toner image, image forming method and process cartridge using the toner A toner including a binder resin including a crystalline polyester and a non-crystalline resin; a release agent; and a black metal-containing material having a saturation magnetization not greater than 50 emu/g. A toner container containing the toner. A fixing metho... | 01/16/2007 |
| 7162187 | Image forming apparatus and image forming method In an image forming apparatus, a toner image is formed on a photosensitive element and a transfer roller, which carries a transfer medium, is pressed against a photosensitive element at a pressure of from 20.4 N/cm2 to 200 N/cm2. ... | 01/09/2007 |
| 7160662 | Electrostatic latent image developing agent and image forming method The present invention relates to an image forming method including: a charging step; an electrostatic latent image forming step; a developing step; a transfer step; a fixing step; and a cleaning step, wherein an electrostatic latent image developing agent comprises ... | 01/09/2007 |
