| 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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| 05/30/1991 | WO1991007681A1 Optical image processing |
| 05/29/1991 | EP0428986A2 Flat picture display device |
| 05/29/1991 | EP0428667A1 Input screen for radiological image intensifier tube. |
| 05/29/1991 | DE4037029A1 Electron gun for colour CRT - produces good quality circular light points over entire screen using multistage focussing |
| 05/29/1991 | CN1051822A In-line type electron gun for color cathode ray tube |
| 05/29/1991 | CN1051821A Shadow mask type color cathode ray tube |
| 05/28/1991 | US5019745 UV-curable adhesive attachment means and method for a cathode-ray tube-yoke combination |
| 05/28/1991 | US5019744 Direct heating type cathode structure |
| 05/28/1991 | US5019003 Field emission device having preformed emitters |
| 05/22/1991 | EP0427842A1 Thin-film cathodoluminescent screen for high-luminance cathode ray tube |
| 05/22/1991 | CN2077591U Multi-pole magnetic deflection coil in kinescope |
| 05/22/1991 | CN1051640A Color cathode ray tube |
| 05/21/1991 | USRE33592 Color display tube with reduced deflection defocussing |
| 05/21/1991 | US5017900 Deflection yoke |
| 05/21/1991 | US5017843 Color display tube, deflection system and electron gun |
| 05/21/1991 | US5017832 Magnetic cancelling apparatus for color cathode-ray tube |
| 05/21/1991 | US5017830 Color cathode ray tube having a shadow mask covered with a porous layer |
| 05/21/1991 | US5017827 Compactly built electron tube and fabrication method thereof |
| 05/21/1991 | US5017419 Non-moire shielded window |
| 05/21/1991 | US5017170 Brazing method for mounting a tension shadow mask |
| 05/16/1991 | WO1991006971A1 Apparatus for a display screen filter |
| 05/16/1991 | WO1991006970A1 Segmented shadow mask support structure and process for flat tension mask color cathode ray tubes |
| 05/16/1991 | WO1991006957A1 Thermally responsive article, method of making same, and a device incorporating said article |
| 05/15/1991 | EP0427331A1 Display device and cathode-ray tube for such a display device, method and device |
| 05/15/1991 | EP0427270A2 Method for fabricating a cathode ray tube |
| 05/15/1991 | EP0427235A2 Color cathode ray tube apparatus and method for driving the same |
| 05/15/1991 | EP0427182A2 Deflection yoke |
| 05/15/1991 | CN1051459A Cathode-ray tube having improved shadow mask |
| 05/15/1991 | CN1051457A Attaching-detaching device for shadow mask frame assembly of cathode ray tube |
| 05/14/1991 | US5015999 Display unit |
| 05/14/1991 | US5015925 Picture display device |
| 05/14/1991 | US5015911 Multistep focusing electron gun for cathode ray tube |
| 05/14/1991 | US5015910 Electron gun for color picture tube |
| 05/14/1991 | CA1284144C Getter device for frit sealed picture tubes |
| 05/08/1991 | EP0426240A1 display tube |
| 05/08/1991 | EP0426121A1 Process for the production of silicon carbide abrasive-water-jet nozzle |
| 05/08/1991 | EP0426106A1 Method for preparing a phosphor |
| 05/08/1991 | EP0426037A2 Cathode ray tube |
| 05/08/1991 | EP0426032A2 Process for preparing a ZnS fluorescent material |
| 05/08/1991 | EP0425747A1 Color picture tube display device |
| 05/08/1991 | EP0425653A1 Beam-indexing electronic tube with cathodoluminescent screen |
| 05/08/1991 | CN1051271A Color cathode ray tube unit |
| 05/08/1991 | CN1051270A Color picture tube having electron gun with reduced convergence drift |
| 05/08/1991 | CN1051269A Method of making color picture tube electron gun with reduced convergence drift |
| 05/07/1991 | US5014029 Deflection yoke for cathode ray tube |
| 05/07/1991 | US5013965 Electron gun cathode and manufacturing method therefor |
| 05/07/1991 | US5013964 Method of manufacturing a saddle-shaped deflection coil for a picture display tube and display tube comprising a deflection system using saddle-shaped deflection coils |
| 05/07/1991 | US5013963 In-line type electron gun |
| 05/07/1991 | US5013480 Phosphor for cathode ray tube |
| 05/02/1991 | EP0425206A2 Method of making a colour picture tube electron gun with reduced convergence drift |
| 05/02/1991 | EP0425205A2 Color picture tube having an electron gun with reduced convergence drift |
| 05/02/1991 | EP0424946A2 Color cathode ray tube apparatus |
| 05/02/1991 | EP0424888A2 Color cathode ray tube apparatus |
| 05/02/1991 | DE3933679A1 Passivating rare earth oxy:halide phosphor - by treating with aq. boric acid soln. |
| 05/01/1991 | CN1051104A High yield wide channel annular ring shaped getter device |
| 04/30/1991 | US5012155 Surface treatment of phosphor particles and method for a CRT screen |
| 04/30/1991 | US5012154 Color picture tube having improved shadow mask-frame assembly support |
| 04/30/1991 | US5012152 Image intensifier tube comprising coated electrodes |
| 04/30/1991 | US5012112 Infrared scene projector |
| 04/30/1991 | US5011532 Spun sugar fiber as aids for dispersing oils into water to form colloids |
| 04/30/1991 | CA1283691C Contrast enhanced implosion protection system |
| 04/30/1991 | CA1283690C Flat thin display device having semiconductor cathodes |
| 04/25/1991 | DE3934915A1 Recrystallisation of manganese activated fluoride phosphor - by milling acicular crystals in organic solvent and tempering to increase adhesion to screen |
| 04/25/1991 | CA2028267A1 Projection cathode ray tube |
| 04/24/1991 | EP0423790A2 Phosphors, method for treating the surface thereof and process for producing a phosphor screen |
| 04/24/1991 | CN1012457B Display device |
| 04/23/1991 | US5010271 Color picture tube having an electron gun with reduced convergence drift |
| 04/23/1991 | US5009930 Method for forming a deposited layer on a skirted substrate |
| 04/23/1991 | US5009483 Optical waveguide display system |
| 04/23/1991 | CA1283440C Cathode-ray tube having shadow mask for low overscan |
| 04/20/1991 | WO1991006113A1 High yield wide channel annular ring shaped getter device |
| 04/18/1991 | WO1991005363A1 Flat panel display using field emission devices |
| 04/18/1991 | WO1991005361A1 Field emission device having preformed emitters |
| 04/17/1991 | CN1050791A Colour display tube system with reduced spot growth |
| 04/17/1991 | CN1050790A Method for manufacturing correction mask for image intensifier tube |
| 04/16/1991 | US5008600 Deflection yoke device |
| 04/16/1991 | US5008591 X-ray image intensifier tube comprising a selective filter |
| 04/16/1991 | US5008589 Electron gun and method for manufacturing the same |
| 04/16/1991 | US5007872 Screened interconnect system |
| 04/16/1991 | CA1283160C Cathode ray tube implosion protection system |
| 04/10/1991 | EP0421817A2 A deflection yoke for a single beam cathode ray tube |
| 04/10/1991 | EP0421592A2 Closed loop bucking field system |
| 04/10/1991 | EP0421537A1 Assembly of anti-implosion bands, anti-implosion band for such an assembly and display tube comprising such an anti-implosion band |
| 04/10/1991 | EP0421523A1 Colour display tube system with reduced spot growth |
| 04/10/1991 | EP0421372A2 Method of manufacturing an electrode tube cathode |
| 04/10/1991 | CN1050646A In-line electron gun |
| 04/10/1991 | CN1050645A Assembling structure for inner shield and frame in cathode ray tube |
| 04/10/1991 | CN1050644A Color cathode ray tube having improved spring type contactor |
| 04/09/1991 | US5006754 Color display tube with magnetic field shaping plates |
| 04/09/1991 | US5006277 Cadmium zinc sulfide phosphor containing indium oxide with zinc oxide adhered to surface |
| 04/07/1991 | WO1991005362A1 Method of producing a color luminescent screen |
| 04/07/1991 | CA2042580A1 Method for manufacturing color phosphor surface |
| 04/04/1991 | DE4029855A1 Coil for deflection yoke - has separable components connected after damping coil wires have been wound on one component |
| 04/03/1991 | WO1991005364A1 Method for manufacturing a correction mask for an image intensifier tube of the proximity-focus type having an oblong cathode and anode, and also a method for correcting an image intensifier tube |
| 04/03/1991 | CN1050467A Colour crt |
| 04/03/1991 | CN1012309B Shadow mask structure |
| 04/03/1991 | CN1012300B Picture display device with interference suppression means |
| 04/03/1991 | CA2066156A1 Method for manufacturing a correction mask for an image intensifier tube of the proximity-focus type having an oblong cathode and anode, and also a method for correcting an image intensifier tube |
| 04/02/1991 | US5004320 Anti-reflection device for a VDT |
| 03/27/1991 | EP0419262A2 Tension band for a cathode ray tube |