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8795933 Electrophotographic photoconductor, method for preparing the same, process cartridge, and image forming apparatus  
An electrophotographic photoconductor includes a conductive substrate and an outermost surface layer on the conductive substrate. The outermost surface layer contains a copolymer (a) derived from...
8143603 Electrostatic latent image measuring device  
An electrostatic latent image measuring device includes a charged particle optical system which irradiates an electron beam and charges a photoconductor sample, an exposure optical system which...
6943933 MEM devices having charge induced via focused beam to enter different states  
An apparatus of one embodiment of the invention is disclosed that includes a number of micro-electromechanical (MEM) devices, a charge source, and at least one discharge path. Each MEM device has...
5672453 Frost image recording medium and method of and apparatus for forming and reading frost image  
An electrode 2c and a pinene polymer recording layer 2a with a molecular weight of 500 to 10000 are successively stacked on a substrate 2c, as shown in FIG. 3. By carrying out thermal development,...
5643703 Hydroxygallium phthalocyanine crystal, process for preparing same, and electrophotographic photoreceptor comprising same  
A hydroxygallium phthalocyanine crystal, having distinct diffraction peaks at Bragg angles (20+/-0.2°) of 7.0°, 13.4°, 16.6°, 26.0° and 26.7° to CuKα characteristic X-ray in X-ray diffraction...
5368985 Bisacylphosphine sulfides  
Bisacylphosphine sulfides of formula I ##STR1## wherein R1 is unsubstituted C1 -C18 or C1 -C8 alkyl which is substituted by phenyl, --CN, C1 -C12 alkoxy or halogen, C2 -C18 alkenyl, unsubstituted...
5076990 Method for recording and erasing a visible image on a card  
A method for recording and erasing a visible image on a card having a recording area with a smooth surface of a synthetic resin, which includes a step of subjecting the smooth surface in the...
5013624 Glassy metal oxide layers for photoreceptor applications  
An electrophotographic imaging member has a metal oxide hole blocking layer in the form of a film of an inorganic glassy network. The metal oxide hole blocking layer may be bonded to a conductive...
4695528 Process for forming images using body with reversible fixable and temperature-variable light extinctions  
In order to be able, in a simple manner, to erase, by heating, data recorded on bodies with reversible, temperature-variable light extinctions, and then to be able to use the body anew for the...
4583833 Optical recording using field-effect control of heating  
To form an optical image, an imagewise pattern of conductivity is formed in a semiconductor material. Exposing the material to an intense radio-frequency field causes generation of heat in the...
4397930 Record carrier for deformation images  
The record carrier according to the invention comprises a substrate on which an electrode is provided which, on the side remote from the substrate, has a low-ohmic photoconductive layer which is...
4282295 Element for thermoplastic recording  
In a thermoplastic-photoconductor holographic recording medium in the form of several transparent layers over a transparent substrate, such as an optically transparent electrically conductive...
4282294 Polyvinyl blocking layer for preventing charge injection in a thermoplastic photoconductive device for holography  
Charge leakage can occur at a photoconductor-conductor electrode interface of a thermoplastic photoconductive holographic recording medium. This reduces the charge contrast and causes poor...
4233380 Process for shaping a thermoplastic layer  
This invention relates to a process for shaping a recording produced on a material including a photoconductive, thermoplastic layer disposed on a carrier by electrostatic charging and exposure to...
4202693 Recording material having intersecting conductive strips and apertured spacing means  
Disclosed is a recording material comprising a first transparent, dielectric support member having on one surface thereof a plurality of first elongated, electrically conductive regions extending...
4173480 Photographic sheet with synthetic hectorite antistatic additive as sizing or backcoat  
Sheet material having a polymeric surface for receiving a photographic image, the material comprising an antistatic agent which is a synthetic hectorite clay having a layered structure the layers...
4163667 Deformable imaging member used in electro-optic imaging system  
Electro-optic imaging members including photoconductive material, a deformable elastomer layer and a thin, flexible conductive metallic layer are described. The metallic layer comprises titanium...
4131795 Instant radiation image display element  
An instant image display element for X-rays or the like comprises a laminate of an optically transparent plate 3, an optically transparent electrode 4, a deformable elastomer layer 5, a flexible...
4109316 Method and apparatus for inverting the polarity of an input image formed on a surface of an image recording device  
Method and apparatus for inverting the polarity of an input image formed on a surface of an image recording device which deforms when illuminated in the presence of an electrostatic field applied...
4105323 Process and apparatus for recording deformation images  
A method and apparatus are disclosed for recording information by deformation on a recording material having a photoconductive thermoplastic layer supported by a flexible transparent backing...
4089684 Imaging method utilizing the chemical reactivity of donor-acceptor mixtures  
Disclosed is an imaging method based upon the selective exposure of a select pair of photoactive materials to actinic radiation. According to this method, charge exchange between materials of a...
4077803 Low charge-voltage frost recording on a photosensitive thermoplastic medium  
A method and apparatus are provided for achieving substantially uniform charging of a single layer thermoplastic recording surface in either a positive or negative sense to a potential just below...
4065308 Deformation imaging element  
A deformation imaging system including an imaging member comprising a layer of a surface deformable material, a layer of an elastomer material, and means for establishing an imagewise electrical...
4047238 Apparatus and process for electrostatically charging a recording material  
Disclosed is a process and, to implement the process, an electrostatic charging apparatus comprising means for producing a corona discharge; a counter-electrode positioned below the discharge...
4032338 Holographic recording medium employing a photoconductive layer and a low molecular weight microcrystalline polymeric layer  
A holographic recording medium comprising a conductive substrate, a photoconductive layer and an electrically alterable layer of a linear, low molecular weight hydrocarbon polymer has improved...
4023969 Deformable elastomer imaging member employing an internal opaque deformable metallic layer  
An imaging system comprising an imaging member including a deformable metallic layer arranged between a pair of deformable layers, at least one of which comprises an elastomer material. In...
4021236 Imaging system  
A deformation imaging system including an imaging member comprising a layer of a surface deformable material, a layer of an elastomer material, and means for establishing an imagewise electrical...
4018603 Deformation imaging system using thermoplastic and elastomeric layers  
A deformation imaging system including an imaging member comprising a layer of a surface deformable material, a layer of an elastomer material, and means for establishing an imagewise electrical...
3999988 Method for real-time color masking  
A method of real-time color masking is disclosed wherein pairs of color filters are inserted at specific locations in the optical paths of an electro-optical image multiplication system to thereby...
3997243 Color image reproduction system  
A color image reproduction system wherein there are recorded in superimposition on an imaging member a plurality of images respectively corresponding to the color content of different colors of an...
3992090 Optical apparatus for selectively producing rippled message images in areas of specular surfaced photoplastic film and erasing such images from such areas for reuse  
Camera and imaging processing apparatus for producing rippled message images in frame areas of specular surfaced photoplastic film having a conductive substrate below an upper heat-softenable and...
3982936 Deformation imaging system  
An imaging member comprising an overlayer of material preferably photosensitive, on a softenable, electrostatically deformable layer is imaged by frost or relief wrinkling the deformable layer. In...
3982939 Multiple layer migration imaging system  
Images are formed with imaging members comprising one or more migration layers and a softenable layer which may be a circulation layer. An electrical latent image is created on the member with...
3980476 Imaging system  
There is disclosed an imaging system for forming a plurality of images on the same surface, at least one of which is permanent and one of which is erasable. The imaging system includes an...
3973954 Imaging method including exposure of photoconductive imaging member through lenticular lens element  
A method is set forth for extending the dynamic range of imagewise exposure systems by transmitting the electromagnetic radiation image through a lenticular lens array and then to a photosensitive...
3973957 Imaging method including exposure of deformation imaging member through lenticular lens element  
A method is set forth for increasing the sensitivity and speed of a deformation imaging system. Two angularly displaced lenticular lens arrays are interpositioned between the imaging member and...
3973958 Method including exposure of deformation imaging member through lenticular lens element  
A method is set forth for increasing the sensitivity and speed of a deformation imaging system. A lenticular lens array is interpositioned between the deformation imaging member and the imaging...
3973953 Imaging method including exposure of photoconductive imaging member through lenticular lens element  
A method is set forth for extending the dynamic range of imagewise exposure systems by transmitting the electromagnetic radiation image through two angularly displaced cylindrical lens arrays and...
3971658 Imaging process employing friction charging in the presence of an electrically insulating liquid  
Friction charging of insulating and photoconductive insulating members is accomplished in the presence of an insulating liquid. In a preferred embodiment, the insulating liquid is a developer...
3961950 Imaging system  
A method for reversing the sense of an input image which employs an electro-optic image recorder and novel imaging technique. An unscreened electro-optic image recorder is sequentially exposed to...
3961948 Photochromic imaging method  
An imaging method based upon visible light induced changes in a photochromic imaging layer containing a dispersion of at least one of the following compounds: ##SPC1##Where a, b, c and d are...
3949160 Electro-optic readout of thermoplastic deformation patterns  
A method of and apparatus for reading out information disposed as a surface deformation such as a thermoplastic deformation pattern is disclosed in accordance with the teachings of the present...
3915700 Photoconductive thermoplastic lamina  
This invention relates to a photoconductive lamina having first and second opposite surfaces and comprising thermoplastic material, the softening temperature of the material in the region of the...
3897247 Process for selectively deforming a thermoplastic layer  
This invention relates to the process for deforming a thermoplastic layer by forming an electrostatic image thereon and heating it, the improvement which comprises effecting deformation in a part...
3892567 Electrostatically deformable materials  
There is disclosed a process whereby non-deformable thermoplastic materials can be made to deform by the introduction of polar groups into these materials.
3858973 METHODS OF THERMOPLASTIC XEROGRAPHY AND APPARATUS THEREFOR  
Methods of thermoplastic xerography and apparatus therefor are provided in accordance with the teachings of the present invention wherein an electric field applied during the development of a...
3853614 CYCLIC RECORDING SYSTEM BY THE USE OF AN ELASTOMER IN AN ELECTRIC FIELD  
The applications of elastomers to various imaging techniques are described which may be used for the cyclic recording, storage and subsequent erasure of optical information. Several embodiments of...
3838403 STACKED PHOTOPLASTIC DATA STORAGE SYSTEM  
An electro-optical data storage system and method of operation thereof comprising the means and steps, respectively, for selectively recording and reading data stored in any of a plurality of...
3826573 METHOD OF RECORDING AND REPRODUCING INFORMATION IN THE FORM OF ELECTRICAL CONDUCTIVITY DIFFERENCES  
Information recording material sensitive to the action of activating radiation, at least part of the thickness of which. from the surface thereof, consists of a homogeneous dispersion of...
3819369 SURFACE DEFORMABLE IMAGING MEMBER OF IMPROVED DARK DECAY CHARACTERISTICS  
An integral imaging member used for formation of a frost imaging pattern on the surface thereof is disclosed which comprises; a transparent substrate, a conductive layer over said substrate, an...

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