| 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) |
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| 07/26/1994 | US5332907 Method for recording and reproducing a radiation image, apparatus using said method, photostimulable phosphor panel for storing said radiation image |
| 07/26/1994 | CA1330910C Radiation image storage panel |
| 06/29/1994 | EP0603709A2 Electronic cassette for recording X-ray images |
| 06/22/1994 | EP0602475A2 Method and apparatus for acquiring an X-ray image using a solid state device |
| 06/07/1994 | US5319206 Method and apparatus for acquiring an X-ray image using a solid state device |
| 06/01/1994 | EP0599481A1 A stimulable phosphor plate developer |
| 05/24/1994 | US5315103 Radiological image intensifier tube with dyed porous alumina layer |
| 05/18/1994 | EP0597311A2 Method for recording and reproducing a radiation image, apparatus using said method, panel for storing the radiation image and photostimulable Phosphor |
| 05/17/1994 | US5313066 Electronic method and apparatus for acquiring an X-ray image |
| 05/04/1994 | EP0595733A2 Imaging combination for detecting soft tissue anomalies |
| 05/04/1994 | EP0595089A2 Improved x-ray intensifying screen |
| 05/04/1994 | EP0428667B1 Input screen for radiological image intensifier tube |
| 05/04/1994 | CN1086345A X-ray image intensifier and manufacture method thereof |
| 04/27/1994 | EP0656169A4 Imaging system for mammography employing electron trapping materials. |
| 04/27/1994 | CA2106722A1 X-ray intensifying screen |
| 04/26/1994 | US5306367 Stimulable phosphor |
| 04/20/1994 | EP0592724A1 X-ray-intensifying screens with an improved speed/image quality relationship |
| 04/20/1994 | EP0592616A1 Ultraviolet film/screen combinations for improved radiological evaluations |
| 04/20/1994 | EP0592558A1 Single screen/film structure with greatly improved radiological properties |
| 04/13/1994 | EP0591746A1 Method for recording and reproducing a radiation image, apparatus using said method, panel for storing a radiation image and photostimulable phosphors |
| 04/12/1994 | US5302817 X-ray detector and X-ray examination system utilizing fluorescent material |
| 04/12/1994 | US5302423 Method for fabricating pixelized phosphors |
| 04/05/1994 | US5301107 Method for forming energy subtraction images |
| 04/05/1994 | US5300316 Evaporating metal to react with oxygen and sulfur gases; phosphors; electroluminescene, cathode ray tubes |
| 03/23/1994 | EP0588397A2 X-ray image detector |
| 03/22/1994 | US5296163 Method for producing a scintillator ceramic |
| 03/22/1994 | US5296117 Dispersing phosphor particles in organic liquid in presence of charge control agent and surfactant, placing between electrodes with conductive support, applying direct current to deposit phosphor particles on support |
| 03/22/1994 | CA2039200C Full color upconversion display |
| 03/16/1994 | EP0586744A1 A method of erasing energy stored in a photostimulable phosphor medium |
| 02/23/1994 | EP0583844A1 X-ray examination apparatus with light concentration means and plural image sensors |
| 02/08/1994 | US5285490 Filter containing tellurium and/or antimony; screen positioned to receive and absorb x-rays and to emit radiation at certain frequency |
| 02/03/1994 | WO1994002946A1 Methods and apparatus for non-invasive imaging including quenchable phosphor-based screens |
| 02/02/1994 | EP0581066A1 Method for recording and reproducing a radiation image, apparatus using said method, photostimulable phosphor panel for storing said radiation image |
| 02/02/1994 | EP0581065A1 Combination of photosensitive elements for use in radiography |
| 01/19/1994 | EP0579016A1 Radiographic intensifying screen |
| 01/13/1994 | DE4222946A1 High resolution image plate - has image intensifying or storing substance conforming with read out mode, etc. |
| 01/06/1994 | WO1994000531A1 Luminescent article with high pigment to binder ratio and manufacture thereof |
| 01/06/1994 | WO1994000530A1 Luminescent article with high phosphor to binder ratio and manufacture thereof |
| 01/05/1994 | EP0577168A1 Radiation image recording and reproducing method |
| 01/05/1994 | EP0577027A1 Combination of silver halide photographic material and radiographic intensifying screens |
| 01/04/1994 | US5275928 Arylidene sensitizing dyes for tabular grains |
| 12/29/1993 | EP0576054A1 Radiographic screen |
| 12/22/1993 | EP0574689A2 Method and appparatus for acquiring an X-ray image using a thin film transistor array |
| 12/21/1993 | US5272626 Frequency processing method for radiation images |
| 12/16/1993 | DE4219347A1 Alkali metal halide phosphor layer prodn. - by inclined vapour deposition to obtain layer island regions |
| 12/15/1993 | EP0574059A1 Photostimulable storage phosphor and its use in radiography |
| 12/15/1993 | EP0573879A2 Manufacturing process of a structured phosphor layer |
| 12/07/1993 | US5268125 Process for producing calcium tungstate phosphor |
| 11/10/1993 | EP0568686A1 Radiographic system with improved image quality |
| 11/02/1993 | US5258145 Method for manufacturing a high resolution structured x-ray detector |
| 10/27/1993 | EP0567171A1 Scanner for PSL radiographic cassettes |
| 10/26/1993 | US5256022 Suction device for removing X-ray sheet films |
| 10/05/1993 | US5250365 Rare earth tantalate phosphor with mixture of tabular and polyhedral particles; improved image quality |
| 09/08/1993 | EP0559258A1 Method for recording and viewing or reproducing a radiation image by means of an infrared-stimulable phosphor |
| 08/18/1993 | CN1021860C X-ray radiographine system |
| 08/10/1993 | US5235191 Real-time x-ray device |
| 08/05/1993 | WO1993015509A1 Process for producing a fluorescent screen |
| 08/05/1993 | DE4202818A1 Verfahren zur herstellung eines leuchtstoffschirmes A method for producing a phosphor screen |
| 07/21/1993 | EP0552116A2 Phosphor composition and X-ray intensifying screen exhibiting peak emission in the ultraviolet |
| 07/21/1993 | EP0292532B1 Radiation meters |
| 07/20/1993 | US5229608 Read-out system for a luminescent storage screen |
| 07/14/1993 | EP0446348B1 Telecentric scanning for transparent storage phosphors |
| 07/13/1993 | US5227253 Stimulable phosphor layer and protective film made from film-forming resin and oligomer with polysiloxane skeleton or perfluoroalkyl group |
| 07/13/1993 | US5227097 Pressing transparent single crystal phosphor into storage screen |
| 06/30/1993 | EP0548484A2 Process of manufacturing an X-ray intensifying sheet |
| 06/23/1993 | EP0547608A2 Radiation sensitized paper |
| 06/22/1993 | US5221846 Radiographic system with improved image quality |
| 06/20/1993 | CA2085500A1 Radiation sensitized paper |
| 06/16/1993 | EP0546603A1 Method for the production of a radiographic screen |
| 06/15/1993 | US5219606 Method of manufacturing phosphor screen for intensifier |
| 06/10/1993 | WO1993011545A1 Process for producing a phosphor foil |
| 06/10/1993 | WO1993011458A1 Arylidene sensitizing dyes for tabular grains |
| 06/10/1993 | WO1993011457A1 Radiographic system with improved image quality |
| 06/08/1993 | US5218205 Read-out system for a luminescent storage screen |
| 06/03/1993 | DE4139461A1 Verfahren zur herstellung einer leuchtstoffolie A process for preparing a phosphor |
| 06/01/1993 | US5216252 Binary screen, system and method for single pulse dual energy radiography |
| 05/19/1993 | EP0542018A2 X-ray intensifying screens with mixed morphology phosphors |
| 05/13/1993 | WO1993009468A1 Radiographic materials with increased uv sensitivity |
| 05/12/1993 | EP0541146A1 Method of manufacturing a luminescent article |
| 05/12/1993 | CN1020584C X-ray excited polycrystalline structure scintillator and treatment therefor |
| 05/05/1993 | EP0540391A1 Radiological image intensifier tube |
| 05/04/1993 | US5208459 Method and apparatus for reading-out a photostimulable phosphor panel |
| 04/27/1993 | US5206514 Luminescent storage screen having a stimulable phosphor |
| 04/14/1993 | EP0536830A1 X-ray image intensifier tube |
| 04/01/1993 | DE4230650A1 X=ray image intensifier - with output screen comprising fibre optic plate with scintillating properties |
| 03/30/1993 | US5198679 Radiation image recording and reproducing |
| 03/24/1993 | EP0533316A1 X-ray detector and examination system |
| 03/24/1993 | EP0533236A1 Radiation image recording and reproducing method |
| 03/24/1993 | EP0533234A1 Radiation image recording and reproducing method |
| 03/24/1993 | EP0533233A1 Photostimulable phosphor |
| 03/24/1993 | EP0532828A1 Film holder for autoradiographic imaging |
| 03/24/1993 | EP0532800A1 Method for recording and reproducing a pattern of penetrating radiation |
| 03/21/1993 | CA2061452A1 Film holder for autoradiographic imaging |
| 03/09/1993 | US5192569 Sphere-shaped aggregate powder; dietetics |
| 03/03/1993 | EP0529981A2 Planar X-ray imager having a moisture-resistant sealing structure |
| 02/16/1993 | US5187731 Method for quantitatively analyzing bone calcium |
| 02/11/1993 | DE4223861A1 Radiation converter for medical diagnostics - with reflective sheath and low refractive index intermediate layer |
| 02/09/1993 | US5185777 X-ray radiographing system with spot-film device |
| 02/09/1993 | CA1313572C X-ray intensifying screen permitting an improved relationship of imaging speed to sharpness |
| 01/21/1993 | WO1993001693A1 Imaging system for mammography employing electron trapping materials |