Patents for H01J 29 - Details of cathode-ray tubes or of electron-beam tubes of the types covered by group (25,146) |
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08/06/1991 | US5038074 Shadow-mask color picture tube |
08/06/1991 | US5038073 Electron gun for cathode ray tube |
08/06/1991 | US5038072 Contact device for the photocathode of photoelectric tubes and manufacturing method |
08/06/1991 | US5036577 Method of forming a shrink fit implosion protection band |
07/31/1991 | EP0383825A4 Emi/rfi shield for visual display terminals |
07/30/1991 | US5036258 Color CRT system and process with dynamic quadrupole lens structure |
07/30/1991 | US5036250 Picture display device with core means comprising compensation coils |
07/30/1991 | US5036247 Dot matrix fluorescent display device |
07/30/1991 | US5036246 Compensated deflection yoke for cathode-ray tubes |
07/30/1991 | US5036208 Luminescent screen |
07/25/1991 | DE4001516A1 Layer structure esp. for imaging screen - has transparent phosphor layer and polarisation on the sides of the layer structure |
07/24/1991 | EP0438337A1 Process for manufacturing a phosphor |
07/24/1991 | EP0438197A1 Cathode ray tube having a curved display window and colour display device |
07/24/1991 | EP0438139A2 Color cathode ray tube |
07/24/1991 | EP0437591A1 Light modulating devices |
07/24/1991 | CN1053320A Thin-type image display device |
07/24/1991 | CN1013326B Reinforcing means for a cup-shaped electron gun electrode |
07/23/1991 | US5034654 Beam focusing means for a CRT electron gun assembly |
07/23/1991 | US5034653 Electron gun having unipotential focusing lenses for color picture tube |
07/23/1991 | US5034652 Electron gun for color-picture tube |
07/23/1991 | CA1286709C Flat picture-reproducing device |
07/17/1991 | EP0436998A1 Method of manufacturing a saddle-shaped deflection coil for a picture display tube |
07/17/1991 | EP0436997A1 Thin-type picture display device |
07/17/1991 | CN1013235B Display device |
07/17/1991 | CN1013234B Cathode ray tube and envelope therefor |
07/17/1991 | CN1013233B Colour display tube device |
07/17/1991 | CN1013232B Laminar flow gun for light valves |
07/16/1991 | US5032920 Ground strap for conductive screen on CRT |
07/16/1991 | US5032764 Coil, a method of construction of said coil and an imaging device equipped with a coil of this type |
07/16/1991 | US5032761 Electron feed structure for flat-type luminous device |
07/16/1991 | US5032760 Dynamic focus electron gun |
07/16/1991 | US5032756 Color cathode ray tube and envelope for use with the color cathode ray tube |
07/16/1991 | US5031788 Flat panel display device |
07/11/1991 | WO1991010253A1 Tension mask color cathode ray tube |
07/11/1991 | DE4041895A1 Deflection coil yoke arrangement for television or VDU picture tube - has subcoil attached to flange of main deflection coil former and made of two-part core |
07/10/1991 | EP0436477A2 Gettering device and system for a cathode ray tube |
07/10/1991 | EP0436401A2 Multistep focusing electron gun for cathode ray tube |
07/10/1991 | EP0436360A2 Dispenser cathode structure for use in electron gun |
07/10/1991 | CN1052973A Frame supporting spring for color cathode ray tube |
07/09/1991 | US5031033 Projection television apparatus |
07/09/1991 | US5030882 Protective screen for a visual display device |
07/09/1991 | US5030881 Color picture tube with shadow mask having improved aperture border |
07/09/1991 | US5030880 Shadow mask for color cathode ray tube |
07/09/1991 | US5030879 Thin metal support base containing electron emitter |
07/09/1991 | US5030155 Method of making an adjustable-height shadow mask support for a flat tension mask color cathode ray tube |
07/09/1991 | US5030154 Method of mounting tensed CRT mask |
07/03/1991 | EP0435602A2 Deflection yoke |
07/02/1991 | US5029258 Image display device and its driving method |
07/02/1991 | US5029256 Color cathode ray tube |
07/02/1991 | US5029247 X-ray image intensifier and method of manufacturing input screen |
07/02/1991 | US5028899 Clamp for fixing deflection yoke assembly |
07/02/1991 | US5028898 Color cathode-ray tube having deflection yoke |
07/02/1991 | US5028850 Deflection system with a controlled beam spot |
07/02/1991 | US5028842 Device for chromatic conversion of an image obtained by electromagnetic radiation and manufacturing process thereof |
07/02/1991 | US5028840 Image display panel |
07/02/1991 | US5028838 Grid assemblies for use in cathode ray tubes |
07/02/1991 | US5028837 Low energy ion trap |
07/02/1991 | US5028836 Color cathode ray tube of shadow mask type |
07/02/1991 | US5028501 Method of manufacturing a luminescent screen assembly using a dry-powdered filming material |
07/02/1991 | US5028105 Photorefractive effect in bulk glass and devices made therefrom |
07/02/1991 | CA1285598C L-shaped support structure for tensioned shadow mask |
06/26/1991 | CN1052444A Tubular silicon carbide structures and process for production thereof |
06/25/1991 | US5027097 Saddle-coil arrangement for a cathode ray tube and a coil carrier for such an arrangement |
06/25/1991 | US5027043 Electron gun system with dynamic convergence control |
06/25/1991 | US5027042 Color display tube system with reduced spot growth |
06/25/1991 | US5027029 Indirectly heated cathode assembly and its associated electron gun structure |
06/25/1991 | US5026312 Method of manufacturing a shadow mask, shadow mask manufactured according to such a method, and color display tube comprising such a shadow mask |
06/19/1991 | EP0432744A2 Color cathode ray tube |
06/19/1991 | EP0432217A1 In-line colour picture tube. |
06/19/1991 | EP0203103B1 Integrated touch panel system for displays |
06/19/1991 | CN1052394A Surface display optical pen terminal |
06/18/1991 | US5025490 Cathode-ray tube with its display front protected from undesirable electrification |
06/18/1991 | US5025191 Adjustable-height shadow mask support for a flat tension mask color cathode ray tube |
06/18/1991 | US5025189 Dynamic focusing electron gun |
06/18/1991 | US5025144 For imaging incident energetic radiation |
06/13/1991 | DE3941066A1 Display device - has light fibres running between screen surface and front surface of plate in front of screen |
06/12/1991 | EP0431693A1 Colour display tube |
06/12/1991 | EP0431657A1 Display device and methods of manufacturing such a display device |
06/12/1991 | EP0431229A1 Deflection yoke assembly for cathode ray tube and liner for the same |
06/12/1991 | EP0207991B1 Transmission enhancing coating |
06/12/1991 | CN1052219A Improved shrink fit implosion protection band |
06/12/1991 | CN1052218A Color picture tube having improved shadow mask-frame assembly support |
06/12/1991 | CN1052217A Method of forming shrink fit implosion protection band |
06/11/1991 | US5023896 X-ray television apparatus |
06/11/1991 | US5023511 Optical element output for an image intensifier device |
06/11/1991 | US5023510 Picture tube having an electro-magnetic deflection unit |
06/11/1991 | US5023509 Color CRT-yoke combination having conforming corrective magnetic field means attached to the CRT |
06/11/1991 | US5023508 In-line type electron gun for color cathode ray tube |
06/11/1991 | US5023507 Faceplate assembly |
06/11/1991 | US5023014 Rare earth element activated complex halide; radiation image storage panel; high luminescence |
06/11/1991 | US5022874 Miniature high voltage connector |
06/05/1991 | EP0430062A2 Colour picture tube having improved shadow mask-frame assembly support |
06/05/1991 | EP0429694A1 X-ray image intensifier |
06/05/1991 | EP0429597A1 Beam-indexing electronic tube with very thin layers of indexing bands |
06/05/1991 | CN1012773B X-ray image tubes and manufacturing method thereof |
06/05/1991 | CN1012772B X-ray display tube |
06/04/1991 | US5021707 Color picture tube having shadow mask with improved support |
06/04/1991 | US5021705 Method of fabricating an image pick-up tube and target section used therewith |
06/04/1991 | CA1284690C Display control apparatus |
05/31/1991 | CA2029553A1 Shrink fit implosion protection band |