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| Number | Title | Issue Date |
| 7144664 | Photosensitive member having vision pigment deletion control additive An imaging member having a substrate, a charge transport layer having charge transport materials dispersed therein, and thereover, an overcoat layer comprising a deletion control agent. ... | 12/05/2006 |
| 7087265 | Image developing device The invention relates to a device for developing latent or hidden images. The device includes a first substrate containing a hidden or latent image printed on a first surface thereof, wherein the image contains one or more chromogenic compounds. A second substrate h... | 08/08/2006 |
| 6940622 | Method for generating and evaluating a sample engraving In a method for making and evaluating a sample engraving in an electronic engraving machine for engraving printing cylinders for rotogravure, during a sample engraving, trial cups are engraved for predetermined tone values by an engraving element. After the sample e... | 09/06/2005 |
| 6929368 | Method for determining the suitability of a transparent moulded polymer article for coloring without defects and resulting article The method comprises: a) placing in contact at least one principal surface of the colourless articles of the set with a solution of a fluorescent material for a sufficient time to allow penetration of the fluorescent material under... | 08/16/2005 |
| 6861096 | Method for producing a ceramic body decorated with an inorganic pigment A method for producing a painted ceramic body. A transfer material containing an inorganic pigment, or hot melt ink containing an inorganic pigment is directly or indirectly disposed on the surface of a ceramic body in an imagewise manner. Subsequently, the ceramic ... | 03/01/2005 |
| 6767692 | Process for inhibiting edge peeling of coating on semiconductor substrate during formation of integrated circuit structure thereon A photoresist-free and ARC-free lip on the periphery of the upper surface of a semiconductor substrate adjacent the end edge of the substrate is formed by the steps of: forming an ARC layer on one surface of a semiconductor substrate; chemically treating the ARC lay... | 07/27/2004 |
| 6665406 | Variable density verification A counterfeit-resistant document comprises a contrasting layer and a dynamic camouflaging layer. The contrasting layer is highly contrastive and includes a latent message that can be reproduced over a broad range of copy device control settings. The dynam... | 12/16/2003 |
| 6660054 | Fingerprint processing chamber with airborne contaminant containment and adsorption A fingerprint capture or processing apparatus incorporates a casing defining a sealable chamber, a first support in the chamber for holding a source of a chemical fingerprint fixative agent, a second support in the chamber for holding an article to be tes... | 12/09/2003 |
| 6579652 | Durable electrostatic printing plate and method of making the same The present invention relates to the fabrication of a durable electrostatic printing plate. The electrostatic printing plate includes a substrate with an image receiving layer applied thereto. The image receiving layer includes a permanent pattern defined... | 06/17/2003 |
| 6531184 | Process for coating on printing cylinders A non-impact process and apparatus for coating printing cylinders with layers of a coating liquid, especially for coating flexographic printing sleeves with infrared sensitive layers.... | 03/11/2003 |
| 6465077 | Black line screens and methods of making same A viewing device comprising a media having a lineal pattern of alternating transparent and non-transparent regions printed thereon, wherein the non-transparent regions comprise edges having an Edge Roughness greater than about 2 micrometers.... | 10/15/2002 |
| 6450277 | Arrangement for temporarily displaying an image on a motor vehicle panel A phantom image is temporarily displayed on a body panel of a motor vehicle. The image appears under certain weather conditions and then vanish after a few moments. The image is created when a temperature dependent substance material is present on the bod... | 09/17/2002 |
| 6406062 | Hidden image game piece A hidden image game piece and a method by which a hidden image game piece is produced and used. A first hidden image game piece is formed on a transparent or translucent substrate. A second hidden image game piece is formed electronically, and optionally ... | 06/18/2002 |
| 6396927 | Variable density verification A counterfeit-resistant document comprises a contrasting layer and a dynamic camouflaging layer. The contrasting layer is highly contrastive and includes a latent message that can be reproduced over a broad range of copy device control settings. The dynam... | 05/28/2002 |
| 6338776 | Dielectric processing with included stabilization periods The present invention is directed to allowing a work piece to stabilize in regard to temperature and humidity/water content prior to precision operations so as to minimize any problems resulting from dimensional changes.... | 01/15/2002 |
| 6338930 | Positive photoresist layer and a method for using the same A method for preparing a positive photoresist layer is provided. In this method, a photoresist composition is drop-wise applied on an insulator layer or a conductive metal layer formed on a substrate. The photoresist composition includes a polymer resin, ... | 01/15/2002 |
| 6296900 | Method of making hidden image game piece A hidden image game piece and a method by which a hidden image game piece is produced. A first pattern of colored ink is deposited on a transparent or highly translucent substrate at 110-180 density, forming the image which is to be hidden. Then a second ... | 10/02/2001 |
| 6261809 | Method for marking solid, liquid or gaseous substances The invention relates to a method for marking solid, liquid or gaseous substances, whereby the substance to be marked is provided with at least one synthetically produced nucleic acid sequence. Said nucleic acid sequence contains a first sequence section ... | 07/17/2001 |
| 6217964 | Endless belt for use in digital imaging systems and method of making An endless belt for use in digital imaging systems is provided having uniform edge to edge flatness, and precise circumferential and edge to edge thickness. The layers comprising the belt may be tailored as desired for use in either latent image formation... | 04/17/2001 |
| 6162485 | Fingerprinting system and method A system for forming fingerprints comprises a substrate bearing a designated print image-forming area and a localized coating of pressure-sensitive microcapsules containing a substantially colorless, image-forming reactant in the form of a color former or... | 12/19/2000 |
| 6127073 | Method for concealing information and document for securely communicating concealed information Applications of photoerasable colorant composition include photoerasable price markings for pricing goods, documents such as gaming tickets for securely communicating concealed information, photoerasable paint for temporary markings on terrain and structu... | 10/03/2000 |
| 6103301 | Method and liquid composition for marking substrates made of plastics material A method of forming a mark on a substrate made of plastics material comprises the step of applying a basic solution to a surface portion having a prefixed pattern of the substrate. In a preferred embodiment, the basic solution is used in combination with ... | 08/15/2000 |
| 6060108 | Method for revealing hidden watermarks A method for temporarily revealing the presence of a watermark on cellulose-based materials. The method comprises applying one of a perfluorocarbon ard hydrofluorocarbon to at least a portion of the cellulose-based material. The method also provides apply... | 05/09/2000 |
| 6048570 | Evidence-preserving container and method of using the container An carrying container and method for holding and transporting evidence, the case having a base portion and a cover portion and both vertically and horizontally adjustable securing means. The base portion has multiple support bars upon which slidably affix... | 04/11/2000 |
| 6030655 | Positive identification and protection of documents using inkless fingerprint methodology A method and process to be utilized on any printed document, which, for example, include but are not limited to airline tickets, labels, checks, bonds, passports, green cards, prescription slips, and any other document with identification of the user or o... | 02/29/2000 |
| 6027861 | VLSIC patterning process A method for etching of sub-quarter micron openings in insulative layers for contacts and vias is described. The method uses high resolution DUV photolithography. By using a thin layer of photoresist to pattern a hardmask, full advantage of the high resol... | 02/22/2000 |
| 5928708 | Positive identification and protection of documents using inkless fingerprint methodology A method and process to be utilized on any printed document, which, for example, include but are not limited to airline tickets, labels, checks, bonds, passports, green cards, prescription slips, and any other document with identification of the user or o... | 07/27/1999 |
| 5906871 | Latent image, preparation and development thereof and articles with the image A latent image comprising a first substance formed on a substrate of a second substance having a surface tension different from a surface tension of the first substance, the first substance and the substrate having a difference of 0.1 to 100 nm in height ... | 05/25/1999 |
| 5871804 | Flourescent lipid reagent The invention disclosed relates to a composition and method for enhancing the contrast of the lipid component of fingerprints and the like. The composition includes a metal chelate of the structural formula I ##STR1## wherein R is a UV-absorbing arom... | 02/16/1999 |
| 5863679 | Method for forming thin film pattern The present invention provides a method for forming a thin film pattern having an excellent accuracy of the pattern. The method comprises the steps of: (a) exposing a polysilane layer formed from a polysilane having a structure of the formula: ##STR1... | 01/26/1999 |
| 5851251 | Manufacturing methods of optical disc and blank master A blank master for manufacturing an optical disc is produced by the method including steps of grinding a glass disc, cleansing the glass disc, drying the glass disc, coating a binding agent on the glass disc, coating a photo resist on the glass disc withi... | 12/22/1998 |
| 5814579 | Multicolor printing system The invention described in the specification relates to latent image printing and developing systems and to substrates containing latent images. High quality latent images are prepared by a printing method which deposits a layer containing organic-based d... | 09/29/1998 |
| 5798037 | Filter element having laser marked plastic components The filter element comprises a filter medium which is incorporated into an assembly made of plastic components. At least one of the components incorporates titanium dioxide as a filler. The treatment of such a component with a laser produces a dark pigmen... | 08/25/1998 |
| 5763002 | Methods of manufacture of master disk for making a die for pressing optical disks Master disks for providing dies in particular for pressing optical disks, methods of manufacturing same, pressing dies obtained from such master disks and optical disks obtained from the latter and such pressing dies, the master disks consisting of a supp... | 06/09/1998 |
| 5725903 | Sedimentary deposition of photoresist on semiconductor wafer A conformal, substantially uniform thickness layer of photoresist is deposited on a semiconductor wafer by causing photoresist solids to "sediment" out of solution or suspension. Generally, the more conformal the layer, the more uniform the reflectance of... | 03/10/1998 |
| 5690993 | Overcoated migration imaging members Disclosed is a migration imaging member comprising (1) a substrate, (2) a softenable layer situated on the substrate, said softenable layer comprising a softenable material and a photosensitive migration marking material, and (3) an overcoating layer situ... | 11/25/1997 |
| 5565237 | Permanent characterization of glass panes A means of permanently characterizing a glass workpiece (1) which is subjected to a heat treatment period during processing. An organic paint is utilized to apply identifying characteristics (3), and an inorganic bake-on paint is used to create an opaque ... | 10/15/1996 |
| 5516362 | Security marking method and composition A security marking method and composition wherein a first marking is applied to a surface of a substrate with a mixture of a printing medium and a first composition, wherein the first marking is visible to an unaided human eye and is indistinguishable fro... | 05/14/1996 |
| 5494779 | Photoprinting on metal and similar substrates The improvement in photoprinting on metallic surfaces which comprises masking the yellowish tint on the polyurethane coating on the metallic surface by including in the solution of the polyurethane coating being applied a Violet dye and a Dark Green dye.... | 02/27/1996 |
| 5466653 | Method for preparing negative-working wash-off relief images and non-photosensitive elements for use therein A method for preparing high resolution, negative-working, wash-off relief images, preferably using ink jet printing, comprising the sequential steps of: (a) providing a non-photosensitive layer comprising an acid-containing polymer; (b) applying an ink im... | 11/14/1995 |
