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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01/08/1992 | EP0464242A1 Photoemitter |
01/07/1992 | US5079531 Geometry correction device for cathode ray tubes |
01/07/1992 | US5079486 Deflection yoke for color crt |
01/07/1992 | US5079477 Slot type shadow mask |
01/02/1992 | EP0463683A1 Colour display tube having a shadow mask suspension means |
01/02/1992 | EP0463602A2 Display apparatus |
01/02/1992 | EP0463060A1 Blackening of ni-based ftm shadow masks |
01/01/1992 | CN1057546A Self converging, wide screen color picture tube system |
12/31/1991 | US5077611 Universal image intensifier tube |
12/31/1991 | US5077533 Cathode ray tube deflection yoke arrangement |
12/31/1991 | US5077501 Circuitry for correcting geometrical distortions |
12/31/1991 | US5077498 Pinched electron beam cathode-ray tube with high-voltage einzel focus lens |
12/31/1991 | US5077497 Cathode ray tube |
12/31/1991 | US5077147 Luminescent screen |
12/31/1991 | US5077088 Coating with acrylic polymer and polyvinyl alcohol; curing using oxalic acid as curing agent |
12/30/1991 | WO1992000551A1 Projector |
12/27/1991 | EP0462146A1 Anti-glare filter with improved viewing area |
12/26/1991 | WO1991019836A1 Method for treating the surface of steel |
12/24/1991 | US5075591 Matrix addressing arrangement for a flat panel display with field emission cathodes |
12/24/1991 | US5075590 Convergence correcting device for in-line type color picture tube |
12/24/1991 | US5074899 Reducing metal oxides to free metals in shallow surface layer of glass |
12/18/1991 | EP0462019A1 Device for displaying or projecting images or the like |
12/18/1991 | EP0461562A1 Deflection coil and manufacturing method therefor |
12/18/1991 | EP0461205A1 Electron gun with reduced-movement of cross-over point at increased beam current levels, and methods of operating same |
12/18/1991 | CN1057128A Crt with implosion protection means having mounting lug base-accommodating concavities therein |
12/18/1991 | CN1057127A Tension band and cathode ray tube fastened therewith |
12/18/1991 | CN1057126A 阴极射线管 A cathode ray tube |
12/17/1991 | US5073744 Method and apparatus for dynamic magnetic field neutralization |
12/12/1991 | WO1991019315A1 Color cathode-ray tube |
12/11/1991 | EP0460757A2 Display device |
12/11/1991 | EP0460567A2 Flat panel display device and method of making the same |
12/11/1991 | EP0459984A1 Active shadow mask color crt |
12/11/1991 | CN1056970A 光束扫描式显像管 CRT beam scanning |
12/11/1991 | CN1056950A Shadow mask frame welding apparatus for cathode ray tube |
12/10/1991 | US5072301 Apparatus and process for implosion protection in cathode ray tubes |
12/10/1991 | US5072161 Deflection yoke, a deflection device and a monochrome crt display |
12/10/1991 | US5072151 Color picture tube having improved shadow mask frame |
12/10/1991 | US5072150 Shadow mask assembly for color picture tube |
12/04/1991 | EP0459496A2 Image display device |
12/04/1991 | CN1056769A Deflection yoke arrangement with overlapping deflection coils |
12/03/1991 | US5070281 Display having automatic correction device for horizontal deflection distortion |
12/03/1991 | US5070280 Deflection yoke |
12/03/1991 | US5070272 Photoconductive device and method of operating same |
11/28/1991 | WO1991018410A1 Self converging wide screen color picture tube system |
11/28/1991 | DE4016590A1 Filter for electrostatic charge dissipation from picture tubes - comprises conductive liq. filling space between transparent sheets placed few centimetres in front of screen |
11/27/1991 | EP0458504A2 Internal coating materials for a cathode ray tube |
11/27/1991 | EP0458383A1 Television pick-up tube |
11/27/1991 | EP0458179A2 Image pickup tube and its operating method |
11/27/1991 | CN1056602A Cathode-ray tube and process for producing same |
11/27/1991 | CN1056601A Cathode-ray tube having improved 16x9 aspect ratio faceplate panel |
11/27/1991 | CN1014945B Method and machine for automatic measurement of convergence and determination of corrections to be made in trichromatic cathode tube deflectors |
11/26/1991 | US5068568 Cathode ray tube having multilayer interference filter |
11/26/1991 | CA1292570C Optoelectronic signal recording medium and method of making same |
11/26/1991 | CA1292500C Color picture tube having improved shadow mask-frame assembly |
11/21/1991 | EP0457404A2 Short focal length color projector employing dichroic mirror block |
11/21/1991 | EP0457337A2 Color cathode-ray tube, and surface-treated phosphor and method for its production |
11/21/1991 | EP0456942A1 Deflection yoke arrangement with overlapping deflection coils |
11/19/1991 | US5066891 Magnetic field cancellation circuit |
11/19/1991 | US5066887 Color picture tube having an inline electron gun with an astigmatic prefocusing lens |
11/19/1991 | US5066886 Thermally responsive article, method of making same, and a device incorporataing said article |
11/19/1991 | CA1292271C High yield pan-shaped getter device |
11/14/1991 | WO1991017560A1 Ground dissipating means |
11/13/1991 | EP0456224A2 Color cathode ray tube apparatus |
11/13/1991 | EP0455918A1 Self converging wide screen color picture tube system |
11/12/1991 | US5065071 Monochrome CRT with interference filter having filter layer with reduced transmission and projection color TV incorporating same |
11/12/1991 | US5064394 Method of forming a shrinkfit implosion protection band having a concavity therein |
11/12/1991 | US5063874 Producing a black matrix-type phosphor screen of a cathode ray tube |
11/07/1991 | DE4013482A1 Assembly process for visual display matrix boards - uses pure iron for matrix, anode and frame components |
11/06/1991 | EP0455441A2 A deflection yoke |
11/06/1991 | EP0455162A2 Flat display |
11/06/1991 | EP0382838A4 Methods and apparatus for improving cathode ray tube image quality |
11/06/1991 | CN1056016A Color picture tube having inline electron gun with focus adjustment means |
11/05/1991 | US5063538 Optoelectronic signal recording medium and method of making same |
11/05/1991 | US5063327 Field emission cathode based flat panel display having polyimide spacers |
11/05/1991 | US5063326 Dynamic focus electron gun |
11/05/1991 | US5063325 Color picture tube having improved shadow mask-frame assembly support |
11/05/1991 | US5063323 Field emitter structure providing passageways for venting of outgassed materials from active electronic area |
10/31/1991 | DE4013175A1 Television camera-tube cathode with optional beam sizes - has beam switching system behind holes in masking grid |
10/30/1991 | EP0454215A1 Method of manufacturing a cathode ray tube |
10/30/1991 | EP0454112A1 Plate material for shadow mask |
10/30/1991 | EP0453979A2 Grid for electron gun system |
10/30/1991 | EP0453978A1 Electron gun system |
10/29/1991 | US5061993 Projection television display device |
10/29/1991 | US5061881 In-line electron gun |
10/29/1991 | US5061874 Glass article having low specular reflection |
10/29/1991 | CA1291519C Filter for crt screen |
10/23/1991 | EP0453039A1 Cathode ray tube comprising an electron gun |
10/23/1991 | EP0452789A2 Color picture tube having inline electron gun with focus adjustment means |
10/23/1991 | CN1055624A Ray casting image intensifier |
10/23/1991 | CN1014477B Colour display tube |
10/22/1991 | US5060075 CRT display device with variable light transmission panel |
10/22/1991 | US5059858 Color cathode ray tube apparatus |
10/22/1991 | US5059854 Image intensifier tube comprising a chromium-oxide coating |
10/22/1991 | US5059147 Method and apparatus for making flat tension mask color cathode ray tubes |
10/22/1991 | CA1291203C Projection television system with display tubes having an interference filter |
10/17/1991 | WO1991015869A1 A device for reducing the field effect from tv screens |
10/16/1991 | CN1055445A Cathode-ray tube having improved 16x9 aspect ratio faceplate |
10/16/1991 | CN1055378A Low glare and anti-static transparent coating composition, method of producing same, and video display coated therewith |
10/16/1991 | CN1014377B Static convergence assembly |
10/16/1991 | CN1014376B Electron gun for use in color cathode ray tube |