Patents
Patents for G21K 4 - Conversion screens for the conversion of the spatial distribution of particles or ionising radiation into visible images, e.g. fluoroscopic screens (3,266)
11/1995
11/23/1995DE4429925C1 Electronic contactless position determination of EM photons or particles e.g. electrons
11/14/1995US5467378 X-ray apparatus comprising a photoconductor and a corona charging device
11/14/1995US5466947 Protective overlayer for phosphor imaging screen
11/14/1995US5466924 Image intensifier tube with entrance screen photocathode which is insensitive to light emitted by the exit screen phosphor layer
11/14/1995US5466541 Luminescent radiographic system comprising a support, a phosphor-binder layer and a primer layer therebetween
11/09/1995WO1995030236A1 Method for fabricating a pixelized phosphor
11/09/1995CA2186258A1 Method for fabricating a pixelized phosphor
11/07/1995US5464568 Intensifier
10/1995
10/24/1995US5461660 Medical X-ray recording system
10/24/1995US5460980 Process for forming a phosphor
10/17/1995US5458811 Phosphor, radiation image recording and reproducing method and radiation image storage panel employing same
09/1995
09/27/1995EP0469112B1 Transparent radiation image storage panel
09/20/1995CN1108681A Fluorescentor, cathode ray tube, fluorescent lamp and radiation intensifying paper
09/19/1995US5451793 Binary screen, system and method for single pulse dual energy radiology
09/19/1995CA2142641A1 Protective overlayer for phosphor imaging screen
09/14/1995WO1995024673A1 Process verification in photographic processes
09/12/1995US5449449 Method for the fabrication of a scintillator and scintillator obtained thereby
09/07/1995DE4406998A1 X=ray intensification sheet prodn.
08/1995
08/31/1995DE19506368A1 Praseodymium-activated rare earth oxy:sulphide scintillator
08/22/1995US5444266 Photostimulable phosphor plate and photostimulable phosphor reader
08/16/1995EP0503056B1 Method of forming an x-ray imaging array and the array
08/10/1995WO1995021403A1 Minimal crossover radiographic elements and assemblies adapted for flesh and bone imaging
08/10/1995WO1995021402A1 A radiographic system for orthopedic imaging
08/09/1995EP0666484A1 Method for recording and reproducing a pattern of penetrating radiation
08/09/1995EP0466907B1 Tone-scale generation method and apparatus for digital x-ray images
07/1995
07/12/1995EP0516780B1 Split v-roof mirror collector for photostimulable phosphor imaging system
07/11/1995US5432351 X-ray intensifying screen
07/06/1995WO1995018196A1 Materials and devices incorporating phosphors
07/06/1995CA2156848A1 Materials and devices incorporating phosphors
07/05/1995EP0661592A1 Symmetrical radiographic assembly for chest examination
07/04/1995US5430302 Lithium tantalate based X-ray intensifying screen
06/1995
06/28/1995EP0659864A1 Fluorescent substances, their preparation and use in radiation detectors
06/27/1995US5427868 Radiographic phosphor panel having binder compatible oxosulfur stabilizer and method for preparing phosphor panel
06/21/1995EP0658613A1 Lithium tantalate based X-ray intensifying screen
06/14/1995EP0657749A1 Apparatus for reading out radiation obtained by photostimulation
06/14/1995DE4342219A1 X=ray image intensifier
06/07/1995EP0656169A1 Imaging system for mammography employing electron trapping materials
06/06/1995US5422220 Photostimulable phosphors
05/1995
05/31/1995EP0655748A1 X-ray intensifying screens and method of manufacturing the same
05/24/1995EP0654796A1 Pigment stabilized radiation image storage panel
05/24/1995EP0654795A1 Radiographic phosphor panel having binder compatible oxosulfur stabilizer
05/24/1995EP0654794A1 Overcoated radiation image storage panel and method for preparing radiation image storage panel
05/24/1995EP0654761A1 Method of locating saturated pixels in the display of a radiographic image
05/23/1995US5418377 Pixelized phosphor
05/23/1995US5418373 Method for forming radiation images
05/02/1995US5412705 X-ray examination apparatus with an imaging arrangement having a plurality of image sensors
05/02/1995US5411806 Method for the manufacture of a phosphor screen and resulting article
04/1995
04/26/1995EP0650089A1 High resolution radiographic recording element
04/19/1995EP0648254A1 Luminescent article with high phosphor to binder ratio and manufacture thereof.
04/18/1995US5407790 Radiographic system for orthopedic imaging
04/12/1995EP0647258A1 Luminescent article with high pigment to binder ratio and manufacture thereof
04/05/1995EP0646848A1 Radiographic apparatus with a photoconductor and a corona charging system
03/1995
03/29/1995EP0645778A1 Process for forming a phosphor
03/28/1995US5401971 Blend of copoly(vinylidene fluoride-tetrafluoroethylene) and polymethyl or ethyl methacrylate, alkali earth fluoroiodide, yellowing discoloration inhibition
03/28/1995CA2131243A1 Process for forming a phosphor
03/21/1995US5399470 Minimal crossover radiographic elements and assemblies adapted for flesh and bone imaging
03/14/1995US5397674 Radiation sensitized paper
03/08/1995EP0642177A1 Process for forming a phosphor
03/07/1995US5396072 X-ray image detector
02/1995
02/21/1995US5391884 Storage phosphors; imaging plates; help to alleviate exposure of patients to x-rays during x-radiation diagnoses
02/21/1995US5391320 Terbium activated silicate luminescent glasses
01/1995
01/18/1995EP0634776A1 Image intensifier tube
01/11/1995EP0633595A2 Method for fabricating a pixelized phosphor
01/11/1995EP0633497A1 Medical x-ray recording system
01/10/1995US5381017 Cassette for radiation image storage panels
01/10/1995US5381015 X-ray intensifying screens with an improved speed/image quality relationship
01/10/1995US5381000 Image intensifier with modified aspect ratio
01/10/1995CA2125632A1 Method for fabricating a pixelized phosphor
01/03/1995US5378897 Radiation image storage panel
12/1994
12/15/1994DE4419896A1 RAdiographic amplifier screen, and process for the production thereof
12/07/1994EP0627744A2 Improved radiological system employing phospors of different densities
12/06/1994US5371377 Method of erasing energy stored in a photostimulable phosphor medium
11/1994
11/30/1994EP0626592A2 Electronic method and apparatus for acquiring an x-ray image
11/30/1994EP0626437A1 Barium gadolinate phosphor activated by terbium and/or samarium
11/30/1994EP0626436A1 Tin activated hafnia phosphor composition and X-ray intensifying screen
11/29/1994US5368882 Process for forming a radiation detector
11/24/1994WO1994027167A1 Optical scanning apparatus
11/23/1994EP0625560A1 Hafnium stannate phosphor composition and X-ray intensifying screen
11/22/1994US5367176 For recording and reproducing x-ray image; photostimulation by visible light, detection of emitted electromagnetic radiation
11/22/1994US5367173 Method for recording and reproducing a radiation image, apparatus using said method, panel for storing the radiation image and photostimulable phosphor
11/22/1994US5367172 Radiological system employing phosphors of different densities
11/22/1994US5367155 X-ray image intensifier tube with improved entrance section
11/17/1994EP0624276A1 Process for producing a fluorescent screen
11/15/1994US5365071 Method for recording and reproducing a radiation image, apparatus using said method, panel for storing a radiation image and photostimulable phosphors
11/03/1994DE4314336A1 Flat-image intensifier
10/1994
10/25/1994US5358668 Photostimulable phosphor and its use in radiography
10/19/1994CN1093830A X-ray image pickup tube
10/18/1994US5357118 Radiation image read-out apparatus, radiation image recording method and apparatus, stimulable phosphor sheet, and cassette
10/06/1994DE4410269A1 X-ray image recording tube
09/1994
09/28/1994EP0617431A2 X-ray analysing apparatus
09/14/1994EP0614542A1 Arylidene sensitizing dyes for tabular grains
09/01/1994WO1994019706A1 Substance sensitive to ionizing radiation
08/1994
08/23/1994US5340996 Radiation image read-out apparatus, radiation image recording method and apparatus, stimulable phosphor sheet, and cassette
08/23/1994US5340995 Scanner for the PSL radiographic cassette
08/23/1994US5340661 Rradiation cured coatings sutaible for reinforcing the edges; useful in medical diagnosis
08/17/1994EP0610604A1 Multiple processing of radiographic images based on a pyramidal image decomposition
08/09/1994US5336893 Hafnium stannate phosphor composition and X-ray intensifying screen
08/02/1994US5334843 Composite scintillator screen
08/02/1994US5334842 Radiographic screen
07/1994
07/26/1994US5332909 Radiation image converting apparatus
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