| Patents for H01J 1 - Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps (21,638) |
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| 06/03/1992 | EP0488132A1 Electron source |
| 06/03/1992 | CN1061678A Drift mode amorphous silicon photoelectric cathode |
| 06/02/1992 | US5118984 Multilayer; layer of nickel and reducing agent, tungsten or molybdenum layer, and alkali earth and rare earth oxide emission material |
| 06/02/1992 | US5118983 Thermionic electron source |
| 06/02/1992 | US5118952 Layer of silver and layer of alkali(earth) metal; reducing work function |
| 06/02/1992 | CA1302592C Beam generating system for electron beam measuring instruments |
| 05/29/1992 | WO1992009095A1 Electron source and method for producing same |
| 05/27/1992 | CN1061489A Cathode for electron tube |
| 05/26/1992 | US5117085 Cathode holder for an electron beam generator |
| 05/20/1992 | EP0485775A1 Method of manufacturing a directly heated cathode of an X-ray tube |
| 05/20/1992 | EP0340258B1 Microwave integrated distributed amplifier with field emission triodes |
| 05/19/1992 | US5115164 Dispenser cathode |
| 05/19/1992 | US5114742 Preparing a scandate cathode by impregnating a porous tungsten billet with Ba3 Al2 O6, coating the top surface with a mixture of Sc6 WO12, Sc2 (WO4)3, and W in a 1:3:2 mole ratio, and heating in a vacuum |
| 05/13/1992 | EP0484732A1 Controlling method of a tunnel cathode. |
| 05/13/1992 | CN1061108A Black matrix composition for use in color cathode ray tube |
| 05/12/1992 | US5113110 Dispenser cathode structure for use in electron gun |
| 05/06/1992 | EP0483814A2 Field emission type emitter and method of manufacturing thereof |
| 04/29/1992 | EP0482704A1 Oxide cathode |
| 04/29/1992 | CN1060740A Long-life filament electrode of heat negative electrode low-voltage mercury-arc lamp |
| 04/29/1992 | CN1060737A Cathode structure for cathode ray tube |
| 04/22/1992 | EP0481419A2 Semiconductor electron emission element |
| 04/15/1992 | WO1992019005A1 Electron-optical terminal image device based on a cold cathode |
| 04/15/1992 | EP0480441A2 Flat image display device with filamentary cathode support structure |
| 04/11/1992 | CA2052863A1 Fluorescent lamp with three-lead stem and grounded electrode guard |
| 04/08/1992 | EP0479425A1 Field emission apparatus |
| 04/08/1992 | CN1060180A Process for manufacturing dispenser cathode |
| 04/07/1992 | US5103145 Luminance control for cathode-ray tube having field emission cathode |
| 04/07/1992 | US5102363 Using cathode sleeve containing reducing material, and process for depositing oxide on surface thereof |
| 04/02/1992 | WO1992005571A1 Cold-cathode filed emission device employing a current source means |
| 04/01/1992 | CN1059990A Cathode structure for electron tube and method for manufacturing same |
| 03/25/1992 | EP0476108A1 Cold cathode field emission device having integral control or controlled non-fed devices |
| 03/19/1992 | WO1992004732A1 A field emission device employing a layer of single-crystal silicon |
| 03/05/1992 | WO1992003851A1 Microelectronic electron emitter |
| 02/25/1992 | US5090932 Method for the fabrication of field emission type sources, and application thereof to the making of arrays of emitters |
| 02/19/1992 | CN1058860A Pinpoint type cathode |
| 02/18/1992 | US5089742 Electron beam source formed with biologically derived tubule materials |
| 02/12/1992 | EP0470631A2 Wire shaped electron source |
| 02/12/1992 | CN1058672A Microcomputerized visual monitor system for secondary winder |
| 01/29/1992 | CN1058295A Structures and processes for fabricating field emission cathodes |
| 01/29/1992 | CN1058294A Process and structure of integrated vacuum microelectronic device |
| 01/28/1992 | US5083958 Field emitter structure and fabrication process providing passageways for venting of outgassed materials from active electronic area |
| 01/22/1992 | EP0467572A2 Field emitter structure and fabrication process providing passageways for venting of outgassed materials from active electronic area |
| 01/19/1992 | WO1992002031A1 Structures and processes for fabricating field emission cathodes |
| 01/19/1992 | WO1992002030A1 Process and structure of an integrated vacuum microelectronic device |
| 01/09/1992 | WO1992000395A1 Iron-nickel alloy |
| 01/08/1992 | EP0464242A1 Photoemitter |
| 01/07/1992 | US5079476 Encapsulated field emission device |
| 12/31/1991 | US5077597 Microelectronic electron emitter |
| 12/24/1991 | US5075595 Field emission device with vertically integrated active control |
| 12/24/1991 | US5075589 Oxide cathode |
| 12/24/1991 | US5074818 Heating, scandium and tungsten oxide to form reaction product, decomposing barium hydride, long life, high currnet density |
| 12/18/1991 | EP0461990A1 Micropoint cathode electron source |
| 12/18/1991 | CN1057125A Non-planar field emisson device having emitter formed with substantially normal vapor deposition process |
| 12/17/1991 | US5073743 Electrode for discharge light source |
| 12/14/1991 | CA2044376A1 Electron source with microdot emissive cathodes |
| 12/11/1991 | EP0460173A1 Field emitter structure and fabrication process |
| 12/10/1991 | US5072149 Barium, strontium, calcium oxide with group 3 nitrate |
| 12/10/1991 | US5072148 Dispenser cathode with emitting surface parallel to ion flow and use in thyratrons |
| 12/03/1991 | US5070282 An electron source of the field emission type |
| 11/21/1991 | EP0457001A1 Glass for multichannel plates |
| 11/20/1991 | CN2089207U Multiple filament vacuum element |
| 11/20/1991 | CN1056377A Cold cathode field emission device with integral emitter ballasting |
| 11/20/1991 | CN1056376A Cascaded cold cathode field emission devices |
| 11/20/1991 | CN1056375A Encapsulated field emission device |
| 11/20/1991 | CN1014849B Electronic microscope capable of extending kinds and range of samples examined and observing negative electrons |
| 11/19/1991 | US5066885 Indirectly heated filamentary cathode |
| 11/19/1991 | US5066883 Electron-emitting device with electron-emitting region insulated from electrodes |
| 11/17/1991 | CA2038556A1 Multichannel plate and glass |
| 11/14/1991 | WO1991017559A1 Grid amplification tube with varying width bars |
| 11/12/1991 | US5065070 Low work function surface |
| 11/12/1991 | US5064397 Method of manufacturing scandate cathode with scandium oxide film |
| 11/05/1991 | US5063324 Dispenser cathode with emitting surface parallel to ion flow |
| 11/05/1991 | US5063323 Field emitter structure providing passageways for venting of outgassed materials from active electronic area |
| 10/30/1991 | EP0454566A1 Electron-pumped compact semiconductor laser |
| 10/29/1991 | US5060805 Photoelectron emitting member |
| 10/23/1991 | EP0452425A1 Switched anode field emission device |
| 10/23/1991 | CN1014478B X-ray photocathode, image enhancer and imaging instrument |
| 10/22/1991 | US5059856 Electron beam tube |
| 10/22/1991 | US5059792 Thermal field emission electron gun |
| 10/17/1991 | WO1991015874A1 Cold cathode field emission device having integral control or controlled non-fed devices |
| 10/15/1991 | US5057736 Directly-heated cathode structure |
| 10/15/1991 | US5057047 Low capacitance field emitter array and method of manufacture therefor |
| 10/10/1991 | DE4010909A1 Cold-emission protection diode - has air-isolated electrodes with micrometric separation to prevent electrical discharge |
| 10/09/1991 | EP0450547A2 Gas discharge-type display panel comprising a composite oxide cathode |
| 10/08/1991 | US5055743 Induction heated cathode |
| 10/08/1991 | US5055078 Coating cathode with mixed carbonate solid solution |
| 10/08/1991 | US5055077 Cold cathode field emission device having an electrode in an encapsulating layer |
| 10/01/1991 | US5053933 Fluorescent lamp |
| 10/01/1991 | US5053673 Field emission cathodes and method of manufacture thereof |
| 09/25/1991 | EP0448133A2 A directly heated cathode assembly |
| 09/19/1991 | WO1991014283A1 Improved transferred electron iii-v semiconductor photocathode |
| 09/19/1991 | DE4104943A1 Impregnated supply cathode for large projection tube - has metal matrix in cup fixed in sleeve by laser welding |
| 09/18/1991 | CN1054695A Colour plate indicator |
| 09/11/1991 | EP0446041A2 Electronic fluorescent display system |
| 09/11/1991 | EP0445956A2 Electron tube cathode |
| 09/11/1991 | EP0445787A1 Photoelectron emitting member and uses thereof |
| 09/10/1991 | US5047821 Bloom resistance |
| 09/04/1991 | EP0444670A2 Planar type cold cathode with sharp tip ends and manufacturing method therefor |
| 08/28/1991 | EP0443920A1 Process for the controlled growth of needle-like crystals and their application for making pointed microcathodes |
| 08/27/1991 | US5043630 Electron gun with electron beam modulated by an optical device |