Patents
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)
11/1998
11/19/1998WO1998032145A3 Surface electron display device and fabrication process
11/18/1998EP0878820A2 Electron emission device and display device using the same
11/18/1998EP0878819A2 Electron emission device and display device using the same
11/18/1998CN1199500A Display panels using fibrous field emitters
11/17/1998US5838097 Image display apparatus
11/17/1998US5838096 Cathode having a reservoir and method of manufacturing the same
11/17/1998US5838095 Field emission display
11/17/1998US5838019 Electron emitting element
11/17/1998US5837331 Vapor deposition in vacuum enclosure by ionizing the precursor, forming gaseous plasma having ion impinging energy, modulating in predetermined manner
11/17/1998US5837165 Rare earth hexaboride electron-emitting material
11/17/1998US5836797 Method of manufacturing a field emission array
11/17/1998US5836796 Field effect electron source, associated display device and the method of production thereof
11/12/1998WO1998050934A1 Protection of photocathodes with thin films
11/11/1998EP0876676A2 Field emitter device, and veil process for the fabrication thereof
11/11/1998CN1198836A Cathode for electronic tube
11/10/1998US5834900 Field emission type display device and method for driving same
11/10/1998US5834892 Fluorescent display tube
11/10/1998US5834885 Field emission cathode and method for manufacturing same
11/10/1998US5834883 Flat screen cathode including microtips
11/10/1998US5834791 Process of emitting highly spin-polarized electron beam and semiconductor device therefor
11/10/1998US5834790 Vacuum microdevice
11/10/1998US5834324 Field emission cold-cathode device and method of manufacturing the same
11/05/1998WO1998049704A1 Cathode structure and electron gun for cathode ray tubes
11/04/1998EP0875917A1 Electron apparatus using electron-emitting device and image forming apparatus
11/03/1998US5831392 Device for conditioning control signal to electron emitter, preferably so that collected electron current varies linearly with input control voltage
11/03/1998US5831387 Image forming apparatus and a method for manufacturing the same
11/03/1998US5831382 For an image display device
11/03/1998US5831380 Electron-optical device
11/03/1998US5831379 Directly heated cathode structure
10/1998
10/29/1998WO1998048437A1 Semiconductor cathode and electron tube comprising a semiconductor cathode
10/29/1998WO1998031044A3 A field emitter device with a current limiter structure
10/28/1998EP0874384A1 Electron emission device and display device using the same
10/28/1998EP0873573A2 Electron sources utilizing negative electron affinity photocathodes with ultra-small emission areas
10/28/1998EP0721654B1 Image intensifier tube
10/27/1998US5828352 Image-forming device
10/27/1998US5828288 Semi-insulating material sandwiched between electron injector and hole injector; performance; reliability
10/27/1998US5828165 Compound emitter layer, refractory metal substrate, reducing agent and thermionic cathode of rare earth zirconates, hafnates, aluminates and berylates
10/27/1998US5828164 Porous billet impregnated with oxygen deficient compound and fully oxidized compound
10/27/1998US5828163 Field emitter device with a current limiter structure
10/27/1998US5828162 Containing micropile of diamond or diamond like carbon particles; useful for flat screens and pressure measuring gauges
10/27/1998US5827100 Method for manufacturing field emission device
10/27/1998US5827099 Use of early formed lift-off layer in fabricating gated electron-emitting devices
10/20/1998US5825134 Method of holding field emission cathode in its standby state
10/20/1998US5825126 Field emission display and fabricating method therefor
10/20/1998US5825122 Field emission cathode and a device based thereon
10/15/1998WO1998045868A1 Electron emitting device and method of manufacturing the same
10/14/1998EP0871195A1 Field emission element, fabrication method thereof, and field emission display
10/14/1998EP0780022A4 Field emission display device
10/14/1998CN1195874A Electron source substrate and electron source and image-forming apparatus using such substrate as well as method of manufacturing the same
10/14/1998CN1040263C Cathode of electron tube
10/13/1998US5821683 Cathode assembly having thermion emitter of cermet pallet
10/13/1998US5821680 Multi-layer carbon-based coatings for field emission
10/13/1998US5821679 Electron device employing field-emission cathode
10/13/1998US5821677 Ion source block filament with laybrinth conductive path
10/13/1998US5821132 Method for fabricating a field emission device having reduced row-to-column leakage
10/08/1998WO1998044529A1 Microtip vacuum field emitter structures, arrays, and devices, and methods of fabrication
10/08/1998WO1998044527A1 Metal-oxygen-carbon field emitters
10/08/1998WO1998044526A1 Fabrication and structure of electron emitters coated with material such as carbon
10/08/1998WO1998043747A1 Black matrix with conductive coating
10/07/1998EP0869527A1 Cathode for electronic tube
10/07/1998EP0868752A1 Integrated circuit devices and methods employing amorphous silicon carbide resistor materials
10/06/1998US5818500 High resolution field emission image source and image recording apparatus
10/06/1998US5818403 Electron beam-generating apparatus, image-forming apparatus, and driving methods thereof
10/06/1998US5818166 Field emission device with edge emitter and method for making
10/06/1998US5818165 Flexible fed display
10/06/1998US5818161 Electron gun cathode holder with manufacturing holes
10/06/1998US5818153 Self-aligned gate field emitter device and methods for producing the same
10/06/1998US5817201 Method of fabricating a field emission device
09/1998
09/30/1998EP0867908A1 Uniforming the potential electron emission 0f a cathode of a flat screen with microtips
09/30/1998EP0867034A1 Color display device having color-filter layers
09/30/1998EP0867033A1 Color display device having color-filter layers
09/30/1998CN1194718A Cathod body structure, electron gun body structure, electronic tube, lamp filament and method for manufacturing cothode body structure and electronic gun body structure
09/29/1998US5814931 Cold cathode and cathode ray tube using the cold cathode
09/29/1998US5814926 Electron emission device with offset control electrode
09/29/1998US5814925 Electron source with microtip emissive cathodes
09/29/1998US5814924 Field emission display device having TFT switched field emission devices
09/29/1998US5814832 Electron emitting semiconductor device
09/29/1998US5813892 Use of charged-particle tracks in fabricating electron-emitting device having resistive layer
09/23/1998EP0866491A2 Electron emission apparatus with segmented anode and image-forming apparatus
09/23/1998CN1193834A Method for fabricating field emission device having reduced row-to-column leakage
09/22/1998US5811917 Structured surface with peak-shaped elements
09/22/1998US5811916 Field emission devices employing enhanced diamond field emitters
09/22/1998US5811819 Electron beam source and its manufacturing method and electron beam source apparatus and electron beam apparatus using the same
09/22/1998US5810980 Low work-function electrode
09/16/1998EP0865069A2 Image-forming apparatus
09/16/1998EP0865065A1 Electron-emitting element, method of making the same, and electronic device
09/16/1998EP0865064A1 Electron emission device and display device using the same
09/16/1998EP0865063A1 Electron emission device and display device using the same
09/16/1998EP0865062A1 Electron emission device and display using the same
09/15/1998US5808404 Electron tube including a cathode having an electron emissive material layer
09/15/1998US5808403 For flat display screens
09/15/1998US5808401 Flat panel display device
09/15/1998US5808309 Apparatus for generating an electron beam
09/11/1998WO1998039791A2 Cold electrode for gas discharges
09/09/1998EP0863533A1 Electron emission device and display device using the same
09/09/1998EP0863532A1 Electron emission device and display device using the same
09/09/1998EP0862792A1 Integrated photocathode
09/08/1998US5804910 Field emission displays with low function emitters and method of making low work function emitters
09/08/1998US5804908 Enhancement in bonding strength in field emission electron source
09/08/1998US5804833 Advanced semiconductor emitter technology photocathodes