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| Application No. | Application Title | Issue Date |
| 20110170889 | IMAGE FORMING APPARATUS In the image forming apparatus including a developing device that develops an electrostatic latent image on an image carrying member by using toner, a first toner empty stop condition and a second toner empty stop condition for prohibiting printing because of a lack of ... | 07/14/2011 |
| 20110064435 | IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD According to one embodiment, an image forming apparatus includes a supply device that supplies developer includes toner and carrier, a developing device configured to accommodate the developer includes toner and carrier in a manner that the developer is stirred and tran... | 03/17/2011 |
| 20100272457 | DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME A developing device includes a developer container storing a developer, a developer supplying member supplying a toner stored in the developer container to an image bearing member, a voltage applying unit capable of applying a bias voltage to the developer supplying mem... | 10/28/2010 |
| 20100104305 | IMAGE FORMING APPARATUS A developing device conveys a two-component developer on a first route of circulation and a second route of circulation, and includes a guide plate and an electromagnet that are used for choosing, in accordance with toner densities detected by two toner density detectin... | 04/29/2010 |
| 20100014879 | DEVELOPING DEVICE AND IMAGE FORMING APPARATUS HAVING THE SAME A developing device includes a container storing a two-component developer including a toner and a carrier, a toner carrying body carrying the toner in the container and supplying the toner to a predetermined image carrying body by rotation, a restricting member held in... | 01/21/2010 |
| 20090220266 | DEVELOPING UNIT, IMAGE FORMING APPARATUS INCORPORATING SAME, AND METHOD OF CONTROLLING AMOUNTS OF TONER A developing unit, which is incorporated in an image forming apparatus, includes a developer case to accommodate a two-component developer including toner and carrier, a developer bearing member bearing the two-component developer to supply the developer to an image, a ... | 09/03/2009 |
| 20090041493 | IMAGE FORMING APPARATUS An image forming apparatus including a patch detection sensor for detecting an intermediate transfer belt and image information of toner images transferred onto the intermediate transfer belt, a distance measurement sensor for detecting the distance between a light emit... | 02/12/2009 |
| 20090016757 | PRINTING OF OPTICAL ELEMENTS BY ELECTOGRAPHY Electrographic printing of one or more optical elements having a particular profile by electrographic techniques. Such electrographic printing comprises the steps of forming a desired print image, electrographically, on a receiver member utilizing predetermined sized ma... | 01/15/2009 |
| 20090003863 | DEVELOPING APPARATUS AND IMAGE FORMING APPARATUS A developing apparatus in which a toner has a volume-average particle diameter R that is in a range of 4.0 μm≦R≦6.2 μm, a developing roller has an arithmetic mean roughness Ra (μm) that is not more than 0.10 times the volume-average particle diameter R of the ton... | 01/01/2009 |
| 20080317490 | Apparatus and method for adjusting concentration of liquid developer Provided is a liquid developer concentration adjusting apparatus and a method thereof, wherein the concentration can be adjusted easily and efficiently without using time and effort in liquid volume control. Further, the apparatus and method enable the concentration adj... | 12/25/2008 |
| 20080285993 | IMAGE FORMING APPARATUS An apparatus is configured to charge an image bearing member in a charging section, develop an electrostatic image formed on the image bearing member, and transfer a toner image formed on the image bearing member to a transfer medium in a transfer section. The apparatus... | 11/20/2008 |
| 20080273889 | IMAGE FORMING APPARATUS AND METHOD USING LIQUID DEVELOPMENT IN WHICH TONER DENSITY IS DETERMINED BASED ON PATCH IMAGE DENSITY A CPU 113 executes a control program stored in a memory 116 thereby forming a plurality of patch images with a developing bias increased for each of the patch images; detecting a density of each of the patch images by means of a patch sensor 17; and... | 11/06/2008 |
| 20080187339 | IMAGE FORMING APPARATUS A controller takes in a detection signal indicating the surface electrical potential of a photoconductive drum (7) from a surface electrical potential sensor (step #1), and determines whether the surface electrical potential is smaller than the predetermined thre... | 08/07/2008 |
| 20080181638 | IMAGE FORMING APPARATUS An image forming apparatus includes an image bearing member on which an electrostatic image is to be formed; a developing device for accommodating a developer including toner and a carrier and for developing the electrostatic image with the developer; a developer supply... | 07/31/2008 |
| 20080080899 | Image Forming Apparatus and Cartridge An image forming apparatus is described. The image forming apparatus includes a first casing accommodating a developing agent and having a first opening, an agitating member rotatably provided in the first casing and agitating the developing agent, a detection device ou... | 04/03/2008 |
| 20080076052 | Image Development Apparatus and Image Forming Apparatus Using the Same, and Image Development Method and Image Forming Method Using the Same An image development apparatus, including: a developer carrier that carries thereon a liquid developer being a carrier solution including dispersed toner particles each made of a coloring agent and a resin; a developer supply member that supplies the developer to the de... | 03/27/2008 |
| 20080056747 | DEVELOPING DEVICE, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS A developing device, which can inhibit the increase of the rate of uncharged toner caused by long hours of operation and develop an excellent image, and a process cartridge and an image forming apparatus that use such a developing device. A developing sleeve is rotary d... | 03/06/2008 |
| 20070292153 | Image forming apparatus An image forming apparatus of a tandem developing type is designed so that each of toners has an average circularity Cn of 0.89 or more (Cn indicates an average circularity of the toner in a developer to be transferred in the n-th time, where n is an integer of 1 to N, ... | 12/20/2007 |
| 20070223950 | Liquid developing device and wet image forming device When the temperature of the liquid toner has fluctuated by T1 or more (Step S3: YES), the equation obtained by measuring the liquid toner is modified (Steps S4 through S7). This equation is obtained based on the output voltage value of the co... | 09/27/2007 |
| 20070206967 | Image sensor test system An image sensor test system (10) bringing input/output terminals of an image sensor into contact with a contact (61) of a test head (60), emitting light to alight receiving surface of the image sensor from a light source (80) and, while doing... | 09/06/2007 |
| 20070047985 | Development System and Image Forming Apparatus Using the Same A development system comprises: an image forming section including a development roller for carrying developer, a developer supplying roller for supplying the developer to the development roller, a developer container for supplying the developer to the developer supplyi... | 03/01/2007 |
| 20060099000 | Method and device for controlling the time at which the toner concentration is measured in a developer mixture containing toner and carriers, and corresponding printer or copier In a method or apparatus for control of a point in time of a measurement of toner concentration in a developer mixture comprising toner and carrier, and wherein the developer mixture is mixed by a bucket roller provided with buckets, a toner concentration sensor is arra... | 05/11/2006 |
| 20060045552 | Toner temperature adjustment method and device for liquid-development electrophotographic device Liquid toner which remains on the surface of a photosensitive drum 2 after transfer of a toner image to an intermediate transfer member 1 is collected in a collection pot 6a. The collected liquid toner is led to a carrier pot 20, and i... | 03/02/2006 |
| 20050260004 | Color image forming apparatus and control method therefor A color image forming apparatus includes a density sensor which detects the light reflecting characteristics of an unfixed toner image formed on an image carrier or a transfer material carrier, and a color sensor which detects the light reflecting characteristics of the... | 11/24/2005 |
| 20050024661 | Image processing apparatus, image processing method, and computer program An image processing apparatus includes a first determining unit for determining which medium an image is to be formed on; a second determining unit for determining an amount of a coloring material of a recording material according to the medium determined by the first d... | 02/03/2005 |
