|
Match
|
Document |
Document Title |
|
|
8049168 |
Time-of-flight segmented Faraday
This measurement device is used to determine energy for charged particles. The measurement device includes two segments and a plate that define two thresholds or gaps. The current as a charged...
|
|
|
6861650 |
Electron beam detector, scanning type electron microscope, mass spectrometer, and ion detector
In an electron beam detector, a light guide optically couples a fluorescence emitting surface of the compound semiconductor substrate to a light incident surface of the photodetector, and...
|
|
|
6851609 |
Image reading apparatus and copier
An image reading apparatus includes a line sensor for reading an image of an original, a scanning optical system that has a light source and scans the original, a reference reflection member...
|
|
|
6717146 |
Tandem microchannel plate and solid state electron detector
A compact detector for secondary and backscattered electrons in a scanning electron beam system includes a microchannel plate detector and a solid state detector connected in a tandem manner. The...
|
|
|
6677606 |
Dopa and dopamine modification of metal oxide semiconductors, method for attaching biological molecules to semiconductors
A method is provided for selective binding and detecting target molecules, and a method for detecting biological molecules, the method comprising supplying a semi-conductor capable of charge pair...
|
|
|
6593567 |
Ion mobility spectrometer having extended linear dynamic range
An ion mobility spectrometer is disclosed which includes a sample input port, an ion generator, an ionization chamber receiving and ionizing samples, an ion gate for causing the ionized samples to...
|
|
|
6477217 |
Target for neutron scattering installation
Flow of mercury from a liquid-heavy-metal inflow port toward an inner forward end of a container body is rectified by a plurality of incoming-passage guide vanes in a liquid-heavy-metal incoming...
|
|
|
6437359 |
CR reader with vertical scanning
A computed radiography (CR) reader comprising: an image plate loading and unloading station for receiving in a vertical orientation a CR cassette including a light tight cassette shell and an image...
|
|
|
5508507 |
Imaging system employing effective electrode geometry and processing
An imaging system employs a photoconductive material capable of bearing a latent photostatic image, a plurality of elongated parallel electrodes adjacent the photoconductive material, selective...
|
|
|
5428446 |
Measurement instrument with interferometer and method
A ball bar gage for obtaining the accuracy of numerical control machines and the like including telescoping means integrated with an interferometer and the method of measuring the distances between...
|
|
|
5105451 |
Electrographic process utilizing fluorescent toner and filtered detector for generating an electrical image signal
An electrical image signal is produced by an electrographic process including the steps of forming a differential voltage pattern; developing the voltage pattern with a luminescent toner; exciting...
|
|
|
5091691 |
Apparatus for making surface photovoltage measurements of a semiconductor
An apparatus for making ac surface photovoltage (SPV) measurements of a specimen of semiconductor material under dc bias voltage conditions includes a light source whose output beam is intensity...
|
|
|
4959287 |
Xeroradiographic imaging member
A xeroradiographic imaging member containing a substrate having an electrically conductive surface, an electroradiographic insulating layer selected from the group consisting of selenium and...
|
|
|
4877699 |
Electrophotographic luminescent amplification process
An electrographic luminescent amplification process is described which includes the steps of: a. forming a low amplitude differential voltage pattern on a photoconductor; b. developing the low...
|
|
|
4873436 |
Nondestructive readout of a latent electrostatic image formed on an insulating material
A method and apparatus are described for the nondestructive readout of a latent electrostatic image formed on a sheet or layer of insulating material. A sheet or layer of semiconductor material is...
|
|
|
4794296 |
Charge transfer signal processor
The disclosed charge transfer signal processor includes a vacuum housing having an input face and a output face, a 2-D electromagnetic input means cooperative with said input face for providing a...
|
|
|
4542405 |
Method and apparatus for displaying and reading out an image
An apparatus and technique are described for storing a latent radiation image on a photoconductor by way of charge produced on the photoconductor and absorption of light from an object transmitted...
|
|
|
4268750 |
Realtime radiation exposure monitor and control apparatus
An apparatus for measuring radiation exposure in realtime by measuring the charge flowing in an external circuit when radiation creates electron hole pairs, and thus allows discharge, of a...
|
|
|
4267450 |
Method of eliminating background residual charge in electrophotographic image reproduction and apparatus for carrying out said method
In an exemplary embodiment, a charge image resulting from x-ray exposure of a plate originally charged to 1.5 to 5 kV, is developed by applying powder of opposite polarity while applying a voltage...
|
|
|
4249106 |
Radiation sensitive screen
A radiation sensitive screen comprising a crystalline silicon substrate which is located on a side of incidence of radiation, and an amorphous silicon film which contains hydrogen and which is...
|
|
|
4192989 |
Blanket heated photoreceptor
A heating system for relaxing xeroradiographic plates is disclosed which includes a thermofoil type heating system. This system is brought into thermal contact with a xeroradiographic plate to be...
|
|
|
4189643 |
Treatment of paper for improved electrostatographic fusing
Disclosed is a method of treating a paper sheet comprised of a mat of paper making fibers having a uniform coating of starch or modified starch on its surface to improve its performance in...
|
|
|
4189642 |
Method and apparatus for drum corona current measurement and alignment
Method and apparatus for enabling measurement of corona drum current in an electrostatic copier as a maintenance aid. A rotatable drum supports a photoconductor with a conductive backing connected...
|
|
|
4156141 |
Corona wire damage control resistor
Damage to corona wires in electrophotocopy machines is controlled by connecting an electrical resistance in series between the corona wire power supply and the corona wire. The impedance of the...
|
|
|
4147932 |
Low light level and infrared viewing system
A viewing system for improving an image, and particularly designed for use with infrared and low light level inputs. A viewing system having first and second electrodes mounted in spaced relation...
|
|
|
4039830 |
Electrostatic X-ray image recording device with mesh-base photocathode photoelectron discriminator means
An electrostatic X-ray image recording device having a pair of spaced electrodes with a gas-filled gap therebetween, and including discrimination means, having a conductive mesh supporting a...
|
|
|
4007042 |
Migration imaging method
A migration imaging system including imaging members comprising a substrate overcoated with a softenable layer, and migration marking material, with the softenable layer having a thin surface skin...
|
|
|
3991311 |
Charging mask for electrophotography
Disclosed is an improved apparatus for applying a uniform electrostatic charge to a predetermined portion of an electrophotographic film. The apparatus includes a corona generation source and a...
|
|
|
3976484 |
Screen electrophotographic process
This invention provides an electrophotographic process for forming an image using a photosensitive screen having a plurality of fine openings. The screen has a conductive material on which a...
|
|
|
3970453 |
Imaging by selective stripping out areas of layer
An imaging method comprising providing a member comprising a first layer of softenable material overlying a second layer of softenable material and both of these layers of softenable material...
|
|
|
3914609 |
Signal amplification by illumination of a partially developed latent electrostatic image
Method and apparatus for reducing X-ray dosage required for xeroradiographic examinations without reducing the relative information capacity of the images produced during the examination. In...
|
|
|
3873312 |
Photoconductive composition and elements containing a styryl amino group containing photoconductor
A novel photoconductive composition and electrophotographic elements containing the same are prepared using as a photoconductor a compound having a central carbocyclic or sulfur heterocyclic...
|
|
|
3816117 |
MULTILAYER ELECTROPHOTOGRAPHIC ELEMENT CONTAINING HIGH CONTRAST AND OPAQUE BARRIER LAYERS
A multilayer electrophotographic element is disclosed containing a photoconductive layer, an opaque optical barrier layer, and a high contrast layer. The element is suitable for use, e.g., in a...
|
|
|
3772497 |
FUSER FOR ELECTROSTATIC IMAGE
A high temperature chamber encased in an air flow to prevent heat transfer to surrounding areas. Heated by intense input to working temperature, then by alternate input just over and under the...
|
|
|
3765027 |
ION LENS RECORDING SYSTEM
An ion beam imaging apparatus for uniformly reducing an ion beam of a preselected shape. An ion beam is generated by supplying a suitable electrical voltage to a needle-like electrode with the ion...
|
|
|
3753706 |
A PHOTOELECTROSOLOGRAPHIC IMAGING METHOD WHEREIN AN ABSORBENT MATERIAL IS USED
A migration imaging system having a migration imaging member comprising a softenable layer, migration material and an absorbent blotter member, which imaging member may be imaged by forming a...
|
|
|
3751586 |
CIRCUIT SYSTEM FOR COMPENSATING THE INFLUENCE OF THE BACK-GROUND RADIATION ON THE PICTURE DISPLAY IN AN INFRA-RED CAMERA
In an infra-red (IR) camera system a scene is line scanned to provide a video signal which includes a picture signal representing the object being monitored and background signal representing the...
|
|
|
3742516 |
ELECTRO-IONIC PRINTING APPARATUS
An improved printing head for forming electrostatic images on a dielectric surface by controlling the relative ion concentration in a gas stream moving through a slot and directed upon said...
|
|
|
3723642 |
THERMAL IMAGING SYSTEM
A thermal imaging system wherein a field of view is optically scanned in a two-dimensional pattern by each element of a linear detector array. Output signals from each detector element are delayed...
|
|
|
3715591 |
OPTICAL SCANNING EQUIPMENT
An aerial infra-red line-scanning system is provided in which rotation of a scanning rotor not only scans the terrain below the aerial vehicle and reflects the scanning beam on to an infra-red...
|
|
|
3657644 |
THERMODIELECTRIC RADIOMETER UTILIZING POLYMER FILM
A thermodielectric radiometer employing a polymer film or a capacitor dielectric. The film is charged to a suitable voltage gradient and, when it is heated by absorbed radiation, it produces a...
|
|
|
3655379 |
PRINTING BY VAPOR PROPULSION
A liquid ink layer is formed on the surface of a transparent substrate. The ink layer is exposed through the substrate to high energy radiation causing exposed ink areas to move to a receiver...
|
|
|
3648609 |
APPARATUS FOR ACTIVATING A PRINTING MASTER
The heat-absorbing text of a printing master on a duplicating drum is placed in contact with a dye coating on a sheet and irradiated so that portions of the dye coating in contact with the...
|
|
|
3638567 |
METHOD OF PREPARING AND UTILIZING A GRAVURE PRINTING MASTER
There is disclosed a method of preparing a gravure printing master wherein a photosensitive imaging composition is interpositioned between two substrates to form a dual electrode imaging...
|
|
|
3632201 |
GRAPHIC RECORDER
The copying machine includes both line and frame exposing means for a photoelectrostatic member and controls for conditioning the machine to operate in one of these two modes. A movable charging...
|
|
|
3629584 |
METHOD AND APPARATUS FOR THE NONDESTRUCTIVE TESTING OF MATERIALS
A method and apparatus to determine the integrity of a wide range of materials, including electrically conductive and dielectric materials, wherein the material to be tested is first heated...
|
|
|
3622745 |
THERMAL BONDING MEANS FOR ELECTROGRAPHIC APPARATUS
Thermal bonding means with reduced power requirements for fixing powder particles to a web of paper in electrographic apparatus. The thermal bonding means utilize the direct application of infrared...
|
|
|
3619049 |
XEROGRAPHIC IMAGERY USING A LONG PERSISTENCE PHOSPHOR INTERMEDIATE
Apparatus for placing an image on a photoreceptor by exciting a phosphorescent intermediate which then contacts the photoreceptor causing an image in the pattern of the excited phosphors on the...
|
|
|
3609359 |
X-RAY IMAGE INTENSIFIER WITH ELECTRON MICHROCHANNELS AND ELECTRON MULTIPLYING MEANS
An apparatus for the amplification of X-ray images which comprises a layered structure which can be adapted to fit in the usual cassette and having an X-ray-sensitive film composition in close...
|
|
|
3591846 |
CORONA VOLTAGE SUPPLY FOR USE IN ELECTROSTATIC COPIER
A power supply is disclosed which provides a plurality of high-voltage DC outputs suitable for driving the corona voltage units located at the charging, developing, and transferring stations of an...
|