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| Number | Title | Issue Date |
| 7361451 | Lithographic printing plate precursor and lithographic printing method using the same A lithographic printing plate precursor which is capable of being on-machine developed by supplying at least one of an ink and a fountain solution and comprises a hydrophilic support having provided thereon an image-forming layer containing the following components ... | 04/22/2008 |
| 7342055 | Lithographic ink obviating fountain additives A lithographic ink comprises an acid-functional styrenic copolymer and an acid. In one embodiment, the ink contains the copolymer and acid in amounts effective to allow the ink to print lithographically with a fountain containing essentially water. A lithographic pr... | 03/11/2008 |
| 7300129 | Inkjet printer An inkjet printer includes: a recording head for jetting ink cured with irradiation of light, onto a recording medium; a light source for irradiating the light toward the ink jetted on the recording medium, the light source being provided so as to face the recording... | 11/27/2007 |
| 7291445 | Single-coat self-organizing multi-layered printing plate A single manufacturing pass for manufacturing a multilayered self-organized coating onto a substrate to provide all of the functions usually provided in multiple-pass coatings for manufacturing an infrared imageable offset lithographic printing plate; and a process ... | 11/06/2007 |
| 7288361 | Lithographic printing process A lithographic printing process which comprises the steps of: imagewise exposing to infrared light a presensitized lithographic plate which comprises a hydrophilic support and a removable image-forming layer containing an infrared absorbing agent having the absorpti... | 10/30/2007 |
| 7285376 | Correction process of planographic printing plate Disclosed are a process of correcting a planographic printing plate with an image, and a correction solution for correcting the planographic printing plate; the process comprising the steps of scraping stains at the non-image portions or undesired images at the imag... | 10/23/2007 |
| 7261034 | Utilization of a printing ink in a printing group and printing group of a rotary printing press A method for operating a printing group and a device for the use of a printing ink in a rotary printing press is disclosed. The tack of an ink that is used in a printing group of a rotating printing press, or the temperature of a rotating component in the printing g... | 08/28/2007 |
| 7194956 | Offset printing method and printing apparatus using heat and light to make a printing plate hydrophilic and hydrophobic There is prepared a printing plate on which a material being hydrophilic due to light energy at a first temperature and being hydrophobic at a second temperature due to heat energy which is lower than the first temperature is provided. First, the whole surface of th... | 03/27/2007 |
| 7175259 | Inkjet recording method An inkjet recording method comprising ejecting an ink composition comprising a dispersion medium and charged particles containing at least a colorant by utilizing an electrostatic field, wherein the method comprises preparing as the ink composition, an initial feedi... | 02/13/2007 |
| 7144681 | Heat-sensitive composition in which removal of the unexposed regions is unnecessary, negative lithographic plate coated with the said composition and method for forming a negative image on the said plate A heat-sensitive composition which forms an image without the removal of material, which does not require any developing treatment after the stage of exposure to heat and comprises: (a) a switchable polymer, (b) an IR absorber, (c) a triazine compound, and (d) a nov... | 12/05/2006 |
| 7128244 | Safety cap for fluid dispensing cartridges A removable safety cap (10) for use with an ink cartridge or other fluid holding container having a nozzle (34) extending from the dispensing end. The safety cap (10) prevents the flow of ink out of the cartridge or, if ink escapes past the disp... | 10/31/2006 |
| 7100503 | Method and device for producing different printed images on the same print substrate In a method and system to generate a print image on a carrier material, the surface of a print substrate is covered with at least one of an ink-repelling and an ink-attracting layer. In a structuring process, ink-attracting regions and ink-repelling regions are gene... | 09/05/2006 |
| 7089857 | Method for copying a printing plate for humid offset printing The present invention concerns an original method of copying a printing plate. Said plate, intended for wet offset printing, comprises a base substrate and a photosensitive layer which is soluble in a solvent. As is conventional, said method comprises selecti... | 08/15/2006 |
| 7078159 | Method for the preparation of a printing plate The invention relates to a method for the preparation of a printing plate comprises inkjet printing an oleophilic image on a surface of a support by applying to the support an aqueous solution or aqueous colloidal dispersion of an oleophilising compound on the surfa... | 07/18/2006 |
| 7074545 | Printing plate material Disclosed are a printing plate material capable of being developed on a printing press and its manufacturing method which comprises the steps of subjecting an aluminum plate to electrolytic surface roughening treatment, subjecting the electrolytic surface roughened ... | 07/11/2006 |
| 7063017 | Printing plate and plate making method Provided is a printing plate comprising a substrate and a hydrophilic porous layer formed on a surface of the substrate. Typically, the substrate is made of aluminum plate, and the porous substrate consists of an anodized layer. Owing to the porous nature of the sur... | 06/20/2006 |
| 7060412 | Heat-sensitive composition in which removal of the unexposed regions is unnecessary, negative lithographic plate coated with the said composition and method for forming a negative image on the said plate A heat-sensitive composition which forms an image without the removal of material, which does not require any developing treatment after the stage of exposure to heat and comprises: (a) a switchable polymer, (b) an IR absorber, (c) a triazine compound, and (d) a nov... | 06/13/2006 |
| 7044592 | Process for forming image with liquid droplets, image forming apparatus utilizing such process and process for ejecting and projecting liquid droplets An image forming process provides an excellent ink fixation effect for high speed, low energy consumption printing. Two-valued or multi-valued gradation expression of a picture element, or the smallest output unit, is realized by controlling the number of liquid dro... | 05/16/2006 |
| 7044053 | Method and materials for improving resolution for ctp-inkjet Improved resolution plates based on hydrophilic organic coated substrates, where a hydrophobic layer is present during inkjet imaging and where after heating to fuse the inkjet image, the hydrophobic layer does not irreversibly fuse into the organic coating, but can... | 05/16/2006 |
| 7045266 | Lithographic printing plate A lithographic printing original plate, a lithographic printing plate using the lithographic printing original plate and a process for producing the lithographic printing plate are disclosed. The lithographic printing original plate has, on a substrate, a photosensi... | 05/16/2006 |
| 7025449 | Method and composition for the preparation of a printing plate The invention relates to a method of preparing a printing plate includes ink-jet printing an oleophilic image on a surface of a support by applying to the support an aqueous solution or aqueous colloidal dispersion of a polymer having water-solubilising groups where... | 04/11/2006 |
| 6997108 | Plate-making type printing press, multi-color printing press and plate-making type printing method The plate-making printing press is constructed by installing a plate-making apparatus in a printing press that supplies ink and dampening water to a printing plate and performs printing on a medium. In order to realize a high-precision plate-making operation, the pr... | 02/14/2006 |
| 6997630 | Document feeder device with a roller adjustment device A document feeder device is disclosed. The document feeder device includes a frame, a first roller shaft coupled to the frame, and a second roller shaft coupled to the frame. The first shaft is cantilevered. The document feeder device further includes a bearing coup... | 02/14/2006 |
| 6994026 | Preparation of a flexographic printing plate A method for the preparation of a flexographic printing plate is disclosed. In this method an ink jet image is used as mask for the exposure of a flexo plate precursor. The ink jet recording material is composed of several layers and comprises a binder, a cationic m... | 02/07/2006 |
| 6992688 | Method for developing multilayer imageable elements A method for forming an image by imaging and developing a multi-layer imageable element, in which the developer is fresh developer and the developer is not reused, is disclosed. Much smaller variation in dot percentage is obtained when each imaged imageable element ... | 01/31/2006 |
| 6983693 | Method and substrate for the preparation of a printing plate The invention relates to a method for the preparation of a printing plate comprises forming an oleophilic image on a substrate for a printing plate comprising a support having at least one hydrophilic layer on its surface, the oleophilic image being formed by inkjet... | 01/10/2006 |
| 6981446 | Ink-jet imaging method The present invention provides a method of imaging a printing plate precursor in which a printing plate precursor including a substrate and an image forming layer is imagewise contacted with a catalyst, for example, by imagewise ink-jet application. The image formin... | 01/03/2006 |
| 6951171 | Planographic printing plate precursor The present invention relates to a planographic printing plate precursor comprising a substrate comprising a hydrophilic surface having disposed thereon a heat-sensitive layer containing a thermoplastic particulate polymer having functional groups capable of interac... | 10/04/2005 |
| 6935235 | Printing method and device A method for applying printing ink to a printing material, includes producing ink-conducting and ink-repelling areas on an at least approximately flat surface. A plurality of areas with defined color acceptor properties are provided to produce the ink-conducting are... | 08/30/2005 |
| 6919165 | Imaging and erasing of a printing form made of polymer material containing imide groups A method for producing a pattern of hydrophilic (34) and hydrophobic (32) regions on a printing form (30) is presented which, in a first, essentially unpatterned state, features a polymer material containing imide groups, for example, polybenzen... | 07/19/2005 |
| 6901860 | Printing machine A recording head moving mechanism has a pair of guide rails fixed to a support member, and a ball screw extending parallel to the guide rails. The ball screw is rotatable by a motor to move a recording head parallel to an axis of a plate cylinder. At an image-record... | 06/07/2005 |
| 6899030 | Lithographic plate imaging system to minimize plate misregistration for multicolor printing applications A method and apparatus of producing images on a series of master plates that are suitable for use as printing plates for the reproduction of multiple copies of composite images from said plates. The master plates are supported with a predetermined alignment relative... | 05/31/2005 |
| 6862992 | Method of lithographic printing A method of lithographic printing is disclosed, which includes forming an image based on signals of image data directly on a printing plate precursor mounted on a plate cylinder of a printing press, thereby preparing a printing plate, and conducting lithographic pri... | 03/08/2005 |
| 6844141 | Method for developing multilayer imageable elements A method for forming an image by imaging and developing a multi-layer imageable element is disclosed. When thermally imageable, multi-layer imageable elements that have been imaged using stochastic screening are developed, a much smaller variation in dot percentage ... | 01/18/2005 |
| 6834586 | Lithographic method and lithographic device, plate making method and plate making device, and ink jet printing method and printing device An on-press recording type lithographic printing method comprising mounting a plate material on a plate cylinder of a press, ejecting an oil-based ink onto the plate material from a recording head having a plurality of ejection channels utilizing an electrostatic fi... | 12/28/2004 |
| 6824947 | Photosensitive composition comprising a phenol resin having a urea bond in the main chain Photosensitive compositions comprising a phenol resin having a urea bond in the main chain, planographic printing plate precursors containing the photosensitive compositions, and methods for preparing planographic printing plates using the planographic printing plat... | 11/30/2004 |
| 6811950 | Presensitized plate useful for making lithographic printing plate and method for making lithographic printing plate therefrom The present invention relates to a presensitized plate useful for making a lithographic printing plate comprising an intermediate layer and a photopolymerizable photosensitive layer on an aluminum substrate in this order, wherein the roughness of a surface of said a... | 11/02/2004 |
| 6797449 | Negative image-recording material and cyanine dye The invention provides a negative image-recording material for heat-mode exposure systems, which comprises (A) an IR absorbent including cyanine dye having a substituent that contains an atom having an atomic weight of at least 28 such as halogen atom, or a substitu... | 09/28/2004 |
| 6782823 | Imaging unit for a printing form cylinder An imaging unit for a printing form cylinder of a printing press, the printing form cylinder having a width, the imaging unit comprising: an imaging unit comprising, in combination: a cleaning unit, a coating unit positioned below said cleaning unit, an image creati... | 08/31/2004 |
| 6783228 | Digital offset lithographic printing An apparatus for offset lithographic printing including an offset lithographic printing press including a printing cylinder having a surface including a mixture of cationic colloidal silica, fumed alumina, and a polymeric amine; and an inkjet printhead disposed to p... | 08/31/2004 |
