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| Number | Title | Issue Date |
| 7354691 | Imaging apparatus and improved toner therefor The invention relates to a liquid toner and imaging apparatus provided with an imaging surface having a liquid toner image formed thereon on fibrous toner particles and carrier liquid. The fibrous toner particles can be composed of a polymer portion and pigment disp... | 04/08/2008 |
| 7348115 | Electrophotographic photoconductor, process cartridge, image forming apparatus and image forming method An electrophotographic photoconductor, including an electrically conductive substrate, an undercoat layer containing a filler and a binder resin and provided on the substrate, and a photoconductive layer provided on the undercoat layer and containing a binder resin.... | 03/25/2008 |
| 7309555 | Non-magnetic monocomponent color toner and preparation method thereof The present invention relates to a non-magnetic monocomponent color toner and a preparing method thereof. In the non-magnetic monocomponent color toner including a toner mother particle, silica and titanium dioxide, the toner mother particle comprises a specific sha... | 12/18/2007 |
| 7276319 | Toner for electrostatic latent image development and image forming method A toner for electrostatic latent image development includes a coloring agent and a resin wherein the toner is formed by a polymerization method and a content of aromatic amine contained in the toner is 50 ppm or less, and a volume average particle size of the toner ... | 10/02/2007 |
| 7267914 | Electrophotographic photoconductor, process cartridge, image forming apparatus and image forming method An electrophotographic photoconductor, including an electrically conductive substrate, an undercoat layer containing a filler and a binder resin and provided on the substrate, and a photoconductive layer provided on the undercoat layer and containing a binder resin.... | 09/11/2007 |
| 7250242 | Toner A toner comprising a resin binder and a colorant comprising a composite oxide of two or more metals, wherein the composite oxide has a BET specific surface area of 0.5 to 7 m2/g and a saturation magnetization of from 1 to 40 Am2/kg; and a two-c... | 07/31/2007 |
| 7221332 | 3D stereo OLED display A switchable stereoscopic display system, wherein the switchable stereoscopic display system can display two-dimensional and three-dimensional images, includes: an organic light emitting diode (OLED) display device; Electronics that rapidly updates individual OLEDs;... | 05/22/2007 |
| 7211205 | High conductivity inks with improved adhesion Conductive ink compositions which can be cured to highly conductive metal traces by means of “chemical welding” include adhesion promoting additives for providing improved adhesion of the compositions to various substrates. ... | 05/01/2007 |
| RE39516 | Single-layer type electrophotosensitive material and image forming apparatus using the same The present invention provides a single-layer type electrophotosensitive material comprising a conductive substrate and a photosensitive layer formed on the conductive substrate, wherein the photosensitive layer contains a phthalocyanine compound as an electric char... | 03/13/2007 |
| 7141185 | High conductivity inks with low minimum curing temperatures Conductive ink compositions which can be cured to highly conductive metal traces by means of “chemical welding” include additives which reduce the curing temperatures for use with low-temperature substrates. Conductive ink compositions can be deposited on a subs... | 11/28/2006 |
| 7135262 | Image forming method An electrostatic toner image forming method is disclosed. In the method, the photoreceptor comprises a charge generation layer containing an N-type charge generation material and a charge transportation layer containing a charge transportation material and has a thi... | 11/14/2006 |
| 7105259 | Coating liquid for electrophotographic photoreceptor, electrophotographic photoreceptor, and image forming method and apparatus using the photoreceptor A photoreceptor including an electroconductive substrate; an undercoat layer located overlying the electroconductive substrate and including titanium oxide which has an average particle diameter greater than 0.05 μm and less than 0.20 μm and which includes rutile ... | 09/12/2006 |
| 7063926 | Toner A toner comprising a resin binder and a colorant comprising a composite oxide of two or more metals, wherein the composite oxide has a BET specific surface area of 0.5 to 7 m2/g and a saturation magnetization of from 1 to 40 Am2/kg; and a two-c... | 06/20/2006 |
| 6887635 | Image forming method and image forming apparatus The image forming method carries out reverse development with a developer that has a toner prepared by agglomerating resin particles in a water based medium. ... | 05/03/2005 |
| 6855470 | Nonmagnetic black toner A nonmagnetic black toner comprising a resin binder; and a clorant comprising a composite oxide of two or more metals, wherein the toner has a viscosity at its softening point of from 4.5×103 to 2.3×104 Pa·s. The nonmagnetic black toner can ... | 02/15/2005 |
| 6686109 | Electrophotographic process and apparatus In an electrophotographic process using an amorphous silicon photosensitive member which has a surface protective layer and effecting reverse development and cleaning with a cleaning blade, the surface moving speed PS (mm/sec) of the photosensitive member... | 02/03/2004 |
| 6660442 | Nonmagnetic black toner for reversal development A nonmagnetic black toner for reversal development comprising a resin binder; and a black colorant comprising a composite oxide of two or more metals, the composite oxide having an oil absorption per unit area of 0.07 ml/m2 or less. The nonmagn... | 12/09/2003 |
| 6649314 | Process for reducing image defects in an electrostatographic apparatus containing particulate contaminants A process for reducing image defects in an electrostatographic image resulting from particulate contamination. A primary imaging member, including a photoconductive element and an outermost layer of silicon carbide, is uniformly charged in an electrostato... | 11/18/2003 |
| 6551753 | Liquid developing method of printed wiring board There is disclosed a liquid developing method of a printed wiring board using a one-surface stepwise developing system which forms a resist pattern stepwisely according to an electrophotographic reverse developing method on each surface of a material to b... | 04/22/2003 |
| 6544703 | Electrophotographic photoreceptor, electrophotographic process, and electrophotographic image forming method An electrophotographic photoreceptor having an interlayer between the electrically conductive base body and the photosensitive layer. The electrophotographic photoreceptor an aluminum-evaporated surface and contact potential difference of said interlayer ... | 04/08/2003 |
| 6514649 | Organic EL panel and method for forming the same In a method of manufacturing and organic EL panel wherein an organic light emitting material is laminated between a pair of opposing electrodes, at least one of which is transparent or semitransparent, a photosensitive body having a charge generating laye... | 02/04/2003 |
| 6440626 | Image forming method and image forming apparatus An image forming method, comprising steps of: forming a toner image on an organic electrophotographic photoreceptor having a siloxane based resin layer as a protective layer with a developer carried on a developing sleeve, wherein a distance Dsd (μm) bet... | 08/27/2002 |
| 6355390 | Electrophotographic photoconductor, production process thereof, electrophotographic image forming method and apparatus, and process cartridge An electrophotographic photoconductor has an electroconductive support, and an undercoat layer and a photoconductive layer which are successively overlaid on the support, the undercoat layer containing an inorganic pigment and a crosslinked N-alkoxymethyl... | 03/12/2002 |
| 6300029 | Electrophotographic image forming process and electrophotographic photoconductor An electrophotographic image forming process includes the steps of charging, light exposure, reversal development, and image transfer, using a photoconductor having an electroconductive support, and a photo-conductive layer formed thereon, with a residual... | 10/09/2001 |
| 6190813 | Imaging method and imaging device With the object of providing an imaging method that eliminates the occurrence of transfer ghosts, saves space and lowers costs, and by which image density irregularities do not arise, an imaging method utilized in a reverse-transfer system is disclosed. T... | 02/20/2001 |
| 6190812 | Single-layer type electrophotosensitive material and image forming apparatus using the same The present invention provides a single-layer type electrophotosensitive material comprising a conductive substrate and a photosensitive layer formed on the conductive substrate, wherein the photosensitive layer contains a phthalocyanine compound as an el... | 02/20/2001 |
| 6136487 | Developing method In a developing method of exposing the surface of a charged image carrying member to form an electrostatic latent image on the surface of the image carrying member, while conveying a developer containing toners and carriers to a developing region opposite... | 10/24/2000 |
| 5985506 | Reversal electrophotographic developing method employing recyclable magnetic toner A magnetic toner for use in electrophotographic development which can be endowed with high performance by subjecting it to surface treatment with hot air in its dispersed state. The magnetic toner is used in an electrophotographic system including a devel... | 11/16/1999 |
| 5972551 | Crystalline titanyl phthalocyanines and use thereof A crystalline titanyl phthalocyanine having diffraction peaks at least at 7.4°, 9.4°, 9.7° and 27.3° of Bragg angle (20&#b1;0.2°) in X-ray diffraction pattern with a doublet peak at 9.4° or 9.7°, one of the diffraction peaks at 9.4° and 9.7°... | 10/26/1999 |
| 5766813 | Developing method and system for transferring toner from a toner carrier member to a latent image carrier A method and apparatus for developing a image from an electrostatic latent image formed on an image portion of a latent image carrier which is charged to a predetermined potential includes the steps of: supplying to a toner carrier member, toner comprisin... | 06/16/1998 |
| 5753396 | Image forming method An image forming method comprising; a charging step of electrostatically charging a photosensitive member; an exposure step of exposing the charged photosensitive member to form an electrostatic latent image; a developing step of bringing a toner carried on a devel... | 05/19/1998 |
| 5707870 | Process for neutralizing acids in a solution of solvent and polymer A process for measuring and controlling at an aim point the neutralization of an organic acid in an organic polymer solution using a near-infrared analyzer.... | 01/13/1998 |
| 5659858 | Developing method and system A developing method using negative toner, constituted by a toner carrier 1 and toner so that triboelectric series of the toner carrier 1, a toner base particle 3 and a surface additives 2 have a relationship in which the toner carrier 1, the surface addit... | 08/19/1997 |
| 5614343 | Electrophotographic copying process for reversal development The disclosure describes an electrophotographic copying process for reversal development using a laminate-type electrophotographic photoreceptor having laminated on an electroconductive support a charge generation layer containing a phthalocyanine compoun... | 03/25/1997 |
| 5494764 | Method for making printed circuit boards Disclosed is a method for making a printed circuit board which comprises providing a photoconductive layer by electrodeposition method on a metal conductive layer provided on at least one side of an electrically insulating substrate, forming a toner image... | 02/27/1996 |
| 5484680 | Magnetic brush developing method The developing method of the present invention is carried out by providing a developing means comprising a non-magnetic sleeve and a permanent magnet member stationary inside the non-magnetic sleeve at a position opposing an image-bearing member having an... | 01/16/1996 |
| 5439769 | Developing method and system A developing method using negative toner, constituted by a toner carrier 1 and toner so that triboelectric series of the toner carrier 1, a toner base particle 3 and a surface additives 2 have a relationship in which the toner carrier 1, the surface addit... | 08/08/1995 |
| 5326664 | Method for making electrophotographic lithographic printing plate by reversal development The present invention provides a method for making an electrophotographic printing plate by reversal development which comprises uniformly charging the surface of an organic photoreceptor comprising an electrically conductive support and, provided thereon... | 07/05/1994 |
| 5280326 | Imaging system Imaging apparatus including an image forming surface, image forming apparatus for defining an electrostatic latent image on the image forming surface, the latent image having image portions and background portions, development apparatus for developing the... | 01/18/1994 |
| 5166734 | Imaging system including pre-transfer discharge Imaging apparatus including an image forming surface, image forming apparatus for defining an electrostatic latent image on the image forming surface, the latent image having image portions and background portions, development apparatus for developing the... | 11/24/1992 |
