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| Number | Title | Issue Date |
| 7388594 | Electrostatic latent image forming medium, image forming apparatus including the electrostatic latent image forming medium and method of forming an electrostatic latent image An electrostatic latent image forming medium includes a frame, an imaging surface on which an electrostatic latent image is to be formed, the imaging surface being supported by the frame, and an alteration mechanism for altering the electrostatic latent image on the... | 06/17/2008 |
| 7342596 | Method for direct xerography A system for printing is described. The system uses at least one cantilever, and more typically a plurality of cantilever to transfer charge, either to or from a dielectric surface. The resulting charge distribution represents an image. Toner deposited over the diel... | 03/11/2008 |
| 7325903 | Quill-jet printer A system for depositing a material is described. The system uses at least one cantilever, and more typically a plurality of cantilever to transfer small amounts of material from a source of material to a substrate surface. One application for the system is a printin... | 02/05/2008 |
| 7286149 | Direct xerography system A system for printing is described. The system uses at least one cantilever, and more typically a plurality of cantilever to transfer charge, either to or from a dielectric surface. The resulting charge distribution represents an image. Toner deposited over the diel... | 10/23/2007 |
| 7256805 | Method of adjusting strobe length in a thermal printer to reduce effects of changes in media transport speed A thermal printing apparatus and a method of controlling a thermal printing apparatus is provided wherein the duration of the strobe pulse utilized to transfer the ink from the carrier to the media is controlled and adjusted by a correction factor. The correction fa... | 08/14/2007 |
| 7200352 | Developing apparatus, developing method, image forming apparatus, image forming method and cartridge thereof A developing device including a latent image supporter. Powder is adhered on the latent image supporter to develop a latent image on the latent image supporter and a transporting member is arranged opposite to the latent image supporter. A plurality of electrodes ar... | 04/03/2007 |
| 7173641 | Electrostatic printers using micro electro-mechanical switching elements The present invention relates to a printer system that incorporates an electrically addressable array of micro electro-mechanical switches of arbitrary width. In one embodiment, array of micro electro-mechanical switches of arbitrary width that comprises an electros... | 02/06/2007 |
| 7133055 | Digital semiconductor based smart surface A smart surface is composed of a semiconductor memory layer overlaid on an insulated conductive layer with a one to one correspondence of each memory cell with the conductive pad on the insulated layer. The entire structure can be fashioned into a either a planar st... | 11/07/2006 |
| 7114864 | Electronic paper printer An electronic paper printer is provided that is capable of describing display patterns properly and definitely on rewritable electronic paper. An electronic paper printer 1 has a describing head 3 for describing display patterns on electronic paper ... | 10/03/2006 |
| 7071958 | Color electrode array printer An electrode array printer has a housing, an image roller, and a plurality of developer modules. Each of the developer modules has an electrode array printhead, a toner cartridge and a developer roller. The electrode array printhead is installed on a side surface of... | 07/04/2006 |
| 7062204 | Classifier, developer, and image forming apparatus A classifier having a simple constitution for classifying powder with a high accuracy is provided. The classifier is provided with a transfer board having a plurality of electrodes for generating electric fields for transferring and hopping the powder by an electros... | 06/13/2006 |
| 7042476 | Printing device and method to transfer ink onto a recording medium by use of spark discharge A printing device and a method to transfer ink onto a recording medium are disclosed. A plurality of print elements are each provided with a first high-voltage electrode and a second high-voltage electrode. Given supply of a high voltage to these electrodes, a spark... | 05/09/2006 |
| 7024142 | Developing apparatus, developing method, image forming apparatus, image forming method and cartridge thereof A developing device including a latent image supporter. Powder is adhered on the latent image supporter to develop a latent image on the latent image supporter and a transporting member is arranged opposite to the latent image supporter. A plurality of electrodes ar... | 04/04/2006 |
| 7015937 | Electrostatic latent image writing head, method of manufacturing the same and image forming apparatus incorporating the same In a writing head for forming an electrostatic latent image on a cylindrical image carrier, a plurality of writing electrodes are arranged on a first face of a film substrate in a first direction parallel with an axial direction of the image carrier. The writing ele... | 03/21/2006 |
| 7002610 | Image forming apparatus A head device is for writing an electrostatic latent image on an image carrier of an image forming apparatus which is movable in a first direction. In the head device, a plurality of writing electrodes are arrayed on a substrate in a second direction perpendicular t... | 02/21/2006 |
| 6979074 | Inkjet head An inkjet head includes a cavity plate having a plurality of pressure chambers arranged in matrix, a piezoelectric sheet laminated on the cavity plate, and a power supply board. A plurality of substantially rhombus driving electrodes are formed on the piezoelectric ... | 12/27/2005 |
| 6935737 | Ink jet recording apparatus An ink jet recording apparatus, for effecting recording on recording sheets by ejecting ink from a recording head onto the recording sheets, includes a head carrying portion for carrying the recording head; a feeding roller for separating and feeding recording sheet... | 08/30/2005 |
| 6934496 | Developing device conveying toner using a traveling-wave electric field and image forming apparatus using same A developing device is provided with a developer conveying member in which a plurality of electrodes arranged on a substrate at a predetermined interval are coated with a surface protection layer, the developer conveying member being provided in a developing area th... | 08/23/2005 |
| 6795101 | Direct imaging process with feed back control by measuring the amount of toner deposited An image forming device includes an image forming element moving past an image forming station in which a toner is deposited on the surface of the image forming element, the image forming element having at least one electrode extending over a predetermined surface a... | 09/21/2004 |
| 6778198 | Glass substrate printed wiring board printhead for electric paper A glass substrate printed wiring board is used as the printhead for electric paper. Printing electrodes are formed at the edge of the glass substrate. Signals are generated by a driver circuit and conducted by traces to the electrodes to generate an electric field t... | 08/17/2004 |
| 6760051 | Image forming apparatus with switching elements An image forming apparatus is provided, with which it is possible to reduce the overall size of an apparatus. The image forming apparatus includes an image bearing member including a plurality of switching elements that are arranged in a moving direction and a gener... | 07/06/2004 |
| 6750891 | Image forming apparatus for forming an electrostatic latent image In an image forming apparatus of the present invention, the voltage of a chargeable layer 2b of an image carrier 2 at the portion to be in contact with writing electrodes 3b is adjusted by a surface potential adjusting member 8 ... | 06/15/2004 |
| 6661442 | Image forming apparatus having writing electrodes for forming an electrostatic latent image In an image forming apparatus, a resistant layer of each writing electrode is formed substantially in a semi-circular convex shape projecting upwardly. The top of the resistant layer is a spherical surface so that the resistant layer is in point contact w... | 12/09/2003 |
| 6650349 | Image forming apparatus having writing electrodes as a writing device Writing electrodes of a writing device are kept in contact with a latent image carrier with a small pressing force by a weak restoring force of a substrate. An electrostatic latent image is written on the latent image carrier by applying or removing charg... | 11/18/2003 |
| 6646663 | Image carrier and writing electrodes, method for manufacturing the same, and image forming apparatus using the same The object of the invention is to provide an image carrier which is capable of securely preventing the leakage of charge in lateral direction so as to stably conduct the application or removal of charge and which can be easily manufactured. An image carri... | 11/11/2003 |
| 6618065 | Image forming apparatus having a plurality of writing electrodes The object of the present invention is to provide an image forming apparatus which can forms a high-quality image with high resolution while stabilizing potential and size of an electrostatic latent image and in which the wearing of electrodes and a laten... | 09/09/2003 |
| 6532031 | Image forming apparatus with writing electrodes having a substantially semi-circular resistant layer In an image forming apparatus, a resistant layer of each writing electrode is formed substantially in a semi-circular convex shape projecting upwardly. The top of the resistant layer is a spherical surface so that the resistant layer is in point contact w... | 03/11/2003 |
| 6518990 | Image forming apparatus for forming an electrostatic latent image on a latent image carrier In an image forming apparatus of the present invention, a plurality of writing electrodes are supported by an elastic and flexible substrate such that the writing electrodes are aligned in a plurality of rows each extending in the axial direction of the l... | 02/11/2003 |
| 6515692 | Image forming apparatus having writing electrodes as a writing device Writing electrodes of a writing device are kept in contact with a latent image carrier with a small pressing force by a weak restoring force of a substrate. An electrostatic latent image is written on the latent image carrier by applying or removing charg... | 02/04/2003 |
| 6509918 | Electrostatic recording apparatus and image density control method thereof In an electrostatic recording apparatus, a recording medium is transported to a vaporized solvent supply unit where a vaporized organic solvent is given to the recording surface of the recording medium. Then, the recording medium is transported to an elec... | 01/21/2003 |
| 6473107 | Image forming apparatus In an image forming apparatus comprising a latent image carrier and a writing means having a plurality of writing electrodes which are aligned in the axial direction of the latent image carrier and arranged in contact with or proximity to the latent image... | 10/29/2002 |
| 6439788 | Image forming apparatus An image forming apparatus of the present invention includes ring electrodes for controlling flying of toner from a carrier to a sheet, and a control power source section for applying a potential that is in accordance with an image signal to each ring ele... | 08/27/2002 |
| 6362845 | Method and apparatus for electrostatographic printing utilizing an electrode array and a charge retentive imaging member An electrostatic recording medium includes a charge retentive layer located on a conductive substrate. An image recording surface on the charge retentive layer includes an array of discrete, conductive segments present in the image recording surface. A mu... | 03/26/2002 |
| 6252620 | Image recording apparatus and image recording method An image recording apparatus and an image recording method enable high density and without blank space between pixels printed on a recording medium to be printed. The image recording apparatus comprises a multi-hole photoreceptor provided with a transpare... | 06/26/2001 |
| 6198492 | Control electrode cleaning device The opposing electrode has an opposing portion facing the peripheral surface of the toner support and a brush portion formed of a partial circumferential surface continuous to both ends of the opposing portion. The opposing electrode is rotated about a ro... | 03/06/2001 |
| 6184911 | Apparatus and method for recording using an electrographic writer and an imaging web An electrographic recording apparatus method includes a primary image forming member (PIFM) such as a web or drum that moves in a process direction. An electrographic writehead has a row of spaced electrodes arranged with the row being transverse of the p... | 02/06/2001 |
| 6166752 | Apparatus and method for forming image by causing ink to jump An image forming apparatus includes a latent image carrying member that carries an electrostatic latent image on a surface thereof, and an ink holding member that is disposed in opposing relation to the latent image carrying member and holds a thin layer ... | 12/26/2000 |
| 6108022 | Method for producing identification documents and documents produced by it A method for making documents, in particular identifying documents, such as passports and identifying cards, comprises the steps of providing a set of signals, particularly digital signals, defining an image to be printed on the document; providing a temp... | 08/22/2000 |
| 6100909 | Matrix addressable array for digital xerography An apparatus for forming an image comprising a substrate with a plurality of high voltage transistors on the substrate. The transistors include a source electrode, a drain electrode and a gate electrode. Each transistor switches a marking potential of sev... | 08/08/2000 |
| 6084614 | Method and apparatus for forming an image using flying developing particles Featured is an imaging forming apparatus that provides minute particles having a uniform diameter and being uniformly charged. The image forming apparatus includes a supplying member that supplies charged developing particles, a counter electrode disposed... | 07/04/2000 |
