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Class 204/485 - Using mask


Subclass of Class 204 - Chemistry: electrical and wave energy
Definition: Process in which a mask is used to shield selected areas
No. of patents: 60
Last issue date: 11/11/2008


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NumberTitleIssue Date
7449094Method for forming phosphor layer on shadow mask of plasma display panel
A method of forming a phosphor layer on a shadow mask of a plasma display panel (PDP) is described. The shadow mask is bonded with a deposition mask such that predetermined apertures on the former are aligned with the openings on the latter and the other apertures b...
11/11/2008
7387740Method of manufacturing metal cover with blind holes therein
An exemplary method of manufacturing a metal cover (1) with blind holes (3) therein includes: step (60), preparing a metal substrate; step (62), covering the metal substrate with a protective film formed by electrophoretic deposition; ste...
06/17/2008
7294248Fabrication and activation processes for nanostructure composite field emission cathodes
A method of forming an electron emitter includes the steps of: (i) forming a nanostructure-containing material; (ii) forming a mixture of nanostructure-containing material and a matrix material; (iii) depositing a layer of the mixture onto at least a portion of at l...
11/13/2007
7252749Deposition method for nanostructure materials
A method for depositing a coating of a nanostructure material onto a substrate includes: (1) forming a solution or suspension of containing the nanostructure material; (2) selectively adding “chargers” to the solution; (3) immersing electrodes in the solution, t...
08/07/2007
7150859Microarray fabricating device
A device for fabricating a high-density microarray for cDNA or protein having an arbitrary pattern comprises an electrospray part for electrostatically spraying solutions containing a plurality of kinds of biologically active samples one by one, a support part suppo...
12/19/2006
7141279Transmissive or reflective liquid crystal display and novel process for its manufacture
This invention relates to a liquid crystal display with improved contrast ratio, switching performance, reflectivity at the Dmin state and structural integrity, and methods for its manufacture. ...
11/28/2006
7141821Semiconductor device having an impurity gradient in the impurity regions and method of manufacture
The active layer of an n-channel TFT is formed with a channel forming region, a first impurity region, a second impurity region and a third impurity region. In this case, the concentration of the impurities in each of the impurity regions is made higher as the regio...
11/28/2006
7129631Black matrix for flat panel field emission displays
A flat panel field emission device includes a black matrix formed from an electrically insulative material such as praseodymium-manganese oxide. The insulative black matrix increases image contrast and reduces power consumption. For field emission devices which util...
10/31/2006
7061457Flat display apparatus with spacers between first panel substrate and second panel substrate, and method of manufacturing the same
A flat display apparatus with spacers between a first panel substrate and a second panel substrate and a method of manufacturing the same are disclosed. The spacers are interposed between an anode substrate and a cathode substrate. The spacers are each formed to hav...
06/13/2006
7052352Anode screen for a phosphor display and method of making the same
An anode screen for a field-emission-display is formed by layering light-permeable conductive material and phosphor respectively over a transparent substrate. A plurality of holes are formed in the layer of phosphor to expose corresponding regions of the conductive ...
05/30/2006
6999152Method of fabricating liquid crystal display
A method of fabricating a liquid crystal display using a negative photo-resist. A passivation layer covering a thin film transistor, a data line, and a gate line is formed on a transparent substrate. The passivation layer is patterned to define a contact hole that e...
02/14/2006
6972893Process for imagewise opening and filling color display components and color displays manufactured thereof
This invention relates to the field of electrophoretic displays. In particular, it relates to imagewise opening, filling, and sealing multicolor display components and the manufacture of multicolor displays. ...
12/06/2005
6939189Method of forming a patterned phosphor structure for an electroluminescent laminate
The invention provides a method of forming a patterned phosphor structure having red, green and blue sub-pixel elements for an AC electroluminescent display. The method involves selecting first and second phosphors, each emitting light in different ranges of the vis...
09/06/2005
6933098Process for roll-to-roll manufacture of a display by synchronized photolithographic exposure on a substrate web
This invention relates to an electrophoretic display or a liquid crystal display and novel processes for its manufacture. The electrophoretic display (EPD) of the present invention comprises microcups of well-defined shape, size and aspect ratio and the microcups ar...
08/23/2005
6906779Process for roll-to-roll manufacture of a display by synchronized photolithographic exposure on a substrate web
This invention relates to an electrophoretic display or a liquid crystal display and novel processes for its manufacture. The electrophoretic display (EPD) of the present invention comprises microcups of well-defined shape, size and aspect ratio and the microcups ar...
06/14/2005
6902658FED cathode structure using electrophoretic deposition and method of fabrication
A method of fabricating a field emission device cathode using electrophoretic deposition of carbon nanotubes in which a separate step of depositing a binder material onto a substrate, is performed prior to carbon nanotube particle deposition. First, a binder layer i...
06/07/2005
6841193Surface coating for microfluidic devices that incorporate a biopolymer resistant moiety
Methods of coating the surfaces of the microchannels of a microfluidic device are provided. These methods include silylating a first portion of the surfaces of the microchannels with a first silylating reagent to produce a first silylated surface, and silylating a s...
01/11/2005
6818114Methods using electrophoretically deposited patternable material
Methods for use in the production of a display include providing a substrate assembly of a face plate of the display including a conductive surface at a first side thereof. One or more projections extend from the first side of substrate assembly. A patternable mater...
11/16/2004
6704133Electro-optic display overlays and systems for addressing such displays
A display overlay includes a contrast media layer and a photoconductive layer disposed between two electrodes. Light from an emissive display strikes the photoconductive layer and lowers the impedance of the photoconductive layer at the point at which the...
03/09/2004
6596141Field emission display having matrix material
A black matrix material for increasing resolution and contrast of field emission displays is disclosed. The black matrix material is preferably deposited by electrophoresis in the interstitial regions between phosphor pixels of the faceplate. By this tech...
07/22/2003
6540898Method and system for manufacture of field emission display
High resolution color displays for field emission displays are formed by applying a grille to a screen layer, the grille having a set of holes formed therein exposing areas of the screen layer. A layer of photoresist is applied to the grille and the expos...
04/01/2003
6537435Image forming method
An image forming method wherein an aqueous dispersion is prepared in a vessel of an apparatus. The aqueous dispersion contains an electrodeposition material including a fine particle coloring material, and a polymer which is chemically dissolved, or is de...
03/25/2003
6458260Methods of forming a face plate assembly of a color display
Methods of forming face plate assemblies are described. In one implementation, a substrate is patterned with photoresist and a first phosphor-comprising material is formed over first surface areas of the substrate. The photoresist is stripped leaving some...
10/01/2002
6406603Methods of forming a face plate assembly of a color display
A face plate assembles substrate is patterned with photoresist and a first phosphor-comprising material is formed over the substrates first surface areas substrate. The photoresist is stripped leaving some of the first phosphor-comprising material over su...
06/18/2002
6368480Methods using electrophoretically deposited patternable material
Methods for use in the producing of a display include providing a substrate assembly of a face plate of the display including a conductive surface at a first side thereof. One or more projections extend from the first side of substrate assembly. A pattern...
04/09/2002
6319381Methods of forming a face plate assembly of a color display
Methods of forming face plate assemblies are described. In one implementation, a substrate is patterned with photoresist and a first phosphor-comprising material is formed over first surface areas of the substrate. The photoresist is stripped leaving some...
11/20/2001
6280591Image forming method and image forming material
An image forming method wherein an aqueous dispersion is prepared in a vessel of an apparatus. The aqueous dispersion contains an electrodeposition material including a fine particle coloring material, and a polymer which is chemically dissolved, or is de...
08/28/2001
6280592Resin-bonded solid-film-lubricant coated hood latch mechanism and method of making
A hood latch mechanism having interengaging pivot elements and pins for pivotally carrying the elements, first and second parts of a frame which are placed on opposite side of the pivot elements, the parts being held together tightly by pins pivotally car...
08/28/2001
6224730Field emission display having black matrix material
A black matrix material for increasing resolution and contrast of field emission displays is disclosed. The black matrix material is preferably deposited by electrophoresis in the interstitial regions between phosphor pixels of the faceplate. By this tech...
05/01/2001
6153075Methods using electrophoretically deposited patternable material
Methods for use in the production of a display include providing a substrate assembly of a face plate of the display including a conductive surface at a first side thereof. One or more projections extend from the first side of substrate assembly. A patter...
11/28/2000
6146516Method and device for the repair and/or touch-up of small surface flaws in a press plate or an endless band for surface-embossing of plastic-coated wooden or laminated panels
A method and a device are described for the repair and/or touch-up of small surface flaws in large press plates or endless bands of sheet metal, especially steel sheet, having a structured metal coating and a hard-chrome plating for surface-embossing plas...
11/14/2000
6117294Black matrix material and methods related thereto
A black matrix material for increasing resolution and contrast of field emission displays is disclosed. The black matrix material is preferably deposited by electrophoresis in the interstitial regions between phosphor pixels of the faceplate. By this tech...
09/12/2000
6061109Method of manufacturing a multicolor liquid -- crystal display unit
A method of manufacturing a color filter for a multicolor liquid crystal display unit comprises the steps of forming an organic high-polymer color filter layer over a surface of a substrate. A protective film is then formed on the color filter layer and o...
05/09/2000
5948228Method of fabricating a channel member for a PALC display panel
A method of fabricating a channel structure for a PALC display panel comprises providing a channel member having channels formed in its upper surface and two electrodes in each channel, masking one electrode in each channel while leaving the other electro...
09/07/1999
5906720Process for preparing a phosphor layer of a cathode ray tube
A process for preparing a phosphor layer of a cathode ray tube. To prepare a phosphor layer located on the display screen rear side of the cathode ray tube, the display screen rear side is first coated with an electrically conductive electrode layer consi...
05/25/1999
5795456Multi-layer non-identical catalyst on metal substrate by electrophoretic deposition
A method for producing by electrophoretic deposition multi-layer, polyfunctional, catalyst members for use in catalytic converters having a plurality of suitably porous and adherent catalyst support coatings of substantially uniform thickness, a plurality...
08/18/1998
5762773Method and system for manufacture of field emission display
High resolution color displays for field emission displays are formed by applying a grille to a screen layer, the grille having a set of holes formed therein exposing areas of the screen layer. A layer of photoresist is applied to the grille and the expos...
06/09/1998
5702583Method for selectively electroplating apertured metal or metallized products
The invention relates to a method and an apparatus for selectively electroplating apertured products. The products are masked in accordance with the intended plating and subsequently exposed to an electrolyte in order to electroplate the products. For mas...
12/30/1997
5667655Method of making color screens for FED and other cathodoluminscent displays
A method for use in the construction of a color display screen using deposition of a plurality of electroluminescent materials onto a substrate bearing said screen. The method comprises the forming operations a), b), and c) in any sequence: a) forming on ...
09/16/1997
5607818Method for making interconnects and semiconductor structures using electrophoretic photoresist deposition
A method for electrophoretically depositing a layer of photoresist on a non-planar silicon structure and a method for forming a non-planar silicon structure using electrophoretic deposition are provided. The method comprises forming a silicon substrate wi...
03/04/1997
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