| Patents for H01J 9 - Apparatus or processes specially adapted for the manufacture of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps (34,795) |
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| 04/10/1991 | EP0421686A2 Electrode plate for plasma etching |
| 04/10/1991 | EP0421372A2 Method of manufacturing an electrode tube cathode |
| 04/09/1991 | US5006756 Alkali metal vapor dispenser |
| 04/09/1991 | US5006753 Scandate cathode exhibiting scandium segregation |
| 04/09/1991 | US5006432 For color cathode ray tubes, coating photosensitive resin layer over metal sheet, etching to apertures |
| 04/09/1991 | US5006088 Method of making a pinch-sealed, gas-filled incandescent lamp |
| 04/09/1991 | US5005396 Method and device for forming a sheet-metal blank in particular for making a cathode tube mask, and cathode tube mask obtained according to this method |
| 04/09/1991 | CA1282583C Viscous substance applying apparatus |
| 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 |
| 04/04/1991 | DE3931872A1 Mfr. of fluorescent screen - comprises using fluorescent material including tannic acid soln. |
| 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 | EP0420367A1 Process and device for the disposal of lamps containing mercury |
| 04/03/1991 | CN1050466A Process for coating phosphor slurry on inner surface of crt |
| 04/03/1991 | CN1050396A Non-glare coating compostion and method for manufacturing color cathode ray tube using same |
| 04/03/1991 | CN1050395A Precoating solution for manufacturing luminesent screen of color cathode ray tube |
| 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 |
| 03/27/1991 | CN1012237B Method of aging cathode-ray tube |
| 03/26/1991 | US5002844 Photoresist and method of manufacturing the color cathode-ray tube by use thereof |
| 03/26/1991 | US5002799 Method for manufacturing anti-static cathode ray tubes |
| 03/26/1991 | US5002009 Furnace for formation of black oxide film on the surface of thin metal sheet and method for formation of black oxide film on the surface of shadow mask material by use of said furnace |
| 03/23/1991 | WO1991004568A1 Color cathode-ray tube |
| 03/23/1991 | CA2042392A1 Color cathode ray tube |
| 03/21/1991 | WO1991003817A1 Conductive pattern forming composition and method of producing the same |
| 03/20/1991 | EP0417809A2 Manufacturing method and apparatus of cathode ray tube |
| 03/20/1991 | EP0417455A1 Method of manufacturing magnetron anodes |
| 03/20/1991 | CN1050112A Cathode for electron gun and its manufacturing method |
| 03/19/1991 | US5001397 High-pressure gas discharge lamp having electrodes with coil layers having interlocking turns |
| 03/19/1991 | US5001026 CRT screen exposure device and method |
| 03/19/1991 | US5000711 Method of making color picture tube shadow mask having improved tie bar locations |
| 03/19/1991 | CA1281766C Method and apparatus for position orientation of a metal halide lamp base assembly |
| 03/13/1991 | EP0416625A2 Electron emitting device, method for producing the same, and display apparatus and electron scribing apparatus utilizing same. |
| 03/13/1991 | EP0416558A2 Electron emission element and method of manufacturing the same |
| 03/13/1991 | EP0416535A2 Cathode for electron tubes |
| 03/13/1991 | EP0416175A1 Contact device for the photocathodes of photoelectric tubes, and process for manufacturing same |
| 03/13/1991 | EP0415916A1 Cataphoretic process for screening color ray tubes. |
| 03/12/1991 | US4999261 Thin film of tin and antimony oxides, health hazard reduction |
| 03/12/1991 | US4999211 Coating cesium oxide layer over gallium arsenide layer, intensifier devices |
| 03/07/1991 | WO1991002591A1 Fluorescent tube carrier |
| 03/06/1991 | EP0415562A2 Grid assemblies for use in cathode ray tube |
| 03/06/1991 | EP0415286A2 Method of manufacturing correction lens for forming phosphor screen on faceplate of color cathode ray tube |
| 03/06/1991 | EP0414872A1 Electrically conductive feedthrough and process for manufacturing it. |
| 03/05/1991 | US4998038 Pitted light diffusive coating, a method of forming the coating and a lamp having the coating |
| 03/05/1991 | US4997400 Method of aligning and gapping arc lamp electrodes |
| 02/27/1991 | EP0414408A2 Carbon slurry regeneration |
| 02/21/1991 | WO1991002371A1 Switched anode field emission device |
| 02/20/1991 | EP0413482A2 Thin-film continuous dynodes |
| 02/20/1991 | EP0413481A2 Microchannel electron multipliers and method of manufacture |
| 02/20/1991 | EP0413345A2 Gas discharge panel |
| 02/20/1991 | EP0412983A1 Television picture tube |
| 02/20/1991 | CN1011748B Cathode-ray tube and method of producing same |
| 02/19/1991 | US4994709 Method for making a cathader with integral shadow grid |
| 02/19/1991 | US4994336 Method for manufacturing a control plate for a lithographic device |
| 02/19/1991 | US4993981 Transferring deposited metal halide layer from metal rod to inside of air evacuaated light emission envelope |
| 02/13/1991 | CN1011644B Method of installing mount assembly in cathode ray tube |
| 02/12/1991 | US4992067 Method of manufacturing a color cathode-ray tube |
| 02/06/1991 | EP0410965A1 Material and process for the manufacture of tension masks for cathode ray tubes |
| 02/06/1991 | CN1011503B Automatic loading and unloading device for butterfly products |
| 02/05/1991 | US4990827 Micro secondary electron multiplier |
| 02/05/1991 | US4990823 Electron gun and method of manufacturing an electron gun, and display tube comprising such an electron gun |
| 02/05/1991 | US4990417 Method of manufacturing a cathode ray tube |
| 02/05/1991 | US4990416 Deposition of cathodoluminescent materials by reversal toning |
| 02/05/1991 | US4990366 Method for the metallization of a luminescent screen |
| 01/29/1991 | US4988916 Discharge arc lamp |
| 01/29/1991 | US4988857 Misconvergence measuring apparatus |
| 01/29/1991 | US4988318 Unsaturated vapor high pressure sodium lamp arc tube fabrication process |
| 01/29/1991 | US4988203 Device for inspecting an interference filter for a projection television display tube |
| 01/23/1991 | EP0409275A2 Method for fabricating an impregnated type cathode |
| 01/23/1991 | CN1011368B X-ray tube target |
| 01/23/1991 | CN1011366B Cathode ray tube |
| 01/23/1991 | CN1011365B Method of manufacturing cathode ray tube |
| 01/23/1991 | CN1011364B Method of manufacturing deflection unit for cathode ray tube |
| 01/23/1991 | CN1011363B Method of manufacturing electro-magnetic deflection unit for cathode ray tube |
| 01/22/1991 | US4987341 Flash lamp with metal coating on an outer end of an electrode thereof |
| 01/22/1991 | US4987336 Reversible short-circuit and the use of said short-circuit in a photoelectric tube |
| 01/22/1991 | US4986788 Process of forming an impregnated cathode |
| 01/22/1991 | US4986787 Method of making an integrated component of the cold cathode type |
| 01/16/1991 | EP0408342A2 Thin high temperature heater and method for manufacturing the same |
| 01/16/1991 | EP0407987A1 Method of manufacturing gas sealed discharge tube |
| 01/16/1991 | EP0407447A1 Blackening of non iron-based flat shadow masks |
| 01/16/1991 | CN1048643A Inorganically insulated heater, production thereof, and cathode ray tube using same |
| 01/15/1991 | US4985633 Scintillator with alveolate structured substrate |
| 01/10/1991 | DE3921428A1 Magnetic field measurer for CRT deflection unit - uses Hall probes as measurement pick=ups offset w.r.t each other by 90 deg. and rotated to derive measurement valves |
| 01/09/1991 | EP0407104A2 Inorganically insulated heater, process for production thereof and cathode ray tube using the same |
| 01/09/1991 | EP0406942A1 Method of manufacturing a display device and a display device |
| 01/09/1991 | EP0406886A2 Field-emission type switching device and method of manufacturing it |
| 01/09/1991 | EP0406499A1 Fluorescent bulb having a tubular base with electrodes turned upside down |
| 01/08/1991 | US4983995 Exposure device for forming phosphor deposited screen in in-line cathode ray tube |
| 01/08/1991 | US4983878 Field induced emission devices and method of forming same |
| 01/08/1991 | US4983420 Method of applying a thermally black layer to a heating member for an indirectly heated cathode |
| 01/08/1991 | US4983255 Process for removing metallic ions from items made of glass or ceramic materials |
| 01/08/1991 | US4983136 Method of forming an electron reflecting coat on CRT shadow masks |
| 01/02/1991 | EP0405226A2 Non-magnetic stainless steel |
| 01/02/1991 | EP0151647B1 Method of manufacturing a low-pressure mercury-vapor arc lamp |
| 01/02/1991 | CN1048283A Gap measuring device |
| 01/01/1991 | US4982133 Dispenser cathode and manufacturing method therefor |
| 12/31/1990 | CA2017033A1 Integrated thermal processing for kinescopes |
| 12/27/1990 | EP0404433A2 Pattern forming method |
| 12/27/1990 | EP0404022A2 Flat configuration image display apparatus and manufacturing method thereof |