Patents
Patents for H01J 29 - Details of cathode-ray tubes or of electron-beam tubes of the types covered by group (25,146)
12/1999
12/01/1999EP0746868B1 Correction of linearity errors
12/01/1999CN1236970A Stretched mask for color picture tube
12/01/1999CN1236960A Process for preparation of oxide magnetic compact
12/01/1999CN1047024C Color picture tube device
12/01/1999CN1047023C Indirectly-heated cathode heater device for cathode ray tube
11/1999
11/30/1999US5994851 Focusing electrode system having burring parts of differing sizes
11/30/1999US5994833 Field emission cold cathode apparatus having a heater for heating emitters to decrease adsorption of a gas into the emitters
11/30/1999US5994832 Display device having plural second substrates
11/30/1999US5994830 Narrow-neck CRT having a large stem pin circle
11/30/1999US5994829 Color cathode-ray tube having phosphor elements deposited on an imperforate matrix border
11/30/1999US5994828 Picture display device with addressing system
11/30/1999US5994827 Focusing electrode structure
11/30/1999US5994826 Color cathode ray tube
11/30/1999US5993940 Composite used for light control of privacy
11/25/1999WO1999060600A1 Photo-luminescent/electro-luminescent display screen
11/24/1999EP0959489A1 Color picture tube
11/24/1999EP0959488A1 Image forming apparatus
11/24/1999EP0958589A1 Local energy activation of getter
11/24/1999EP0958588A1 Composite shadow mask and cathode ray tube incorporating same
11/24/1999EP0795188B1 Electron-optical device with means for protecting emitter from incident particles
11/24/1999EP0705483B1 Method of curing a film
11/24/1999CN1236478A Method of manufacturing a device
11/24/1999CN1236180A Colour cathode ray tube device
11/24/1999CN1236179A Apparatus for generating far infrared rays and display system adopting the same
11/24/1999CN1046820C CRT emitting far-infrared ray
11/23/1999US5990637 Dynamic 4 polar electrode system in pre-focusing electrode in electron gun for color cathode ray tube
11/23/1999US5990614 Flat-panel display having temperature-difference accommodating spacer system
11/23/1999US5990613 Field emission device having a non-coated spacer
11/23/1999US5990612 Field emitter array with cap material on anode electrode
11/23/1999US5990610 Manufacturing method and apparatus for insulating member
11/23/1999US5990609 Display device with resistive anodes
11/23/1999US5990608 Electron gun having a cathode with limited electron discharge region
11/23/1999US5990607 Shadow mask for color CRT and method for forming same
11/23/1999US5990603 Cathode structure with reduced capacitance
11/23/1999US5989649 Pigment dispersion composition, display apparatus, and method of manufacturing the apparatus
11/23/1999US5989455 High green color luminosity
11/23/1999US5989404 Forming on common substrate first electrodes each coated with a substance of respective fluorescent color and then forming second reverse bias electrodes each without fluorescent coating in between the first electrodes
11/23/1999US5989090 Method of manufacturing spacers for flat viewing screens
11/18/1999WO1999059181A1 Cathode ray tube comprising an electron gun
11/18/1999WO1999058464A1 Light transmissive substrate carrying a light transmissive low ohmic coating
11/18/1999WO1999041788A9 Contrast enhancement for an electronic display device
11/18/1999DE19860482A1 Cathode ray tube apparatus with deflection yoke for television set
11/17/1999EP0956377A1 A process for manufacturing a frame for color picture tubes
11/17/1999EP0734627A4 Method for mounting a deflection yoke and support structure therefor
11/17/1999EP0717877B1 Fabrication of electron-emitting devices having high emitter packing density
11/17/1999CN2349667Y Electroluminescence screen
11/16/1999US5986627 Flat-panel type picture display device with electron propagation ducts
11/16/1999US5986406 Electric field noise eliminating circuit in a video display appliance
11/16/1999US5986399 Display device
11/16/1999US5986398 Field emission display device
11/16/1999US5986397 Deflection yoke and color cathode ray tube comprising the deflection yoke
11/16/1999US5986396 Deflection unit with rigidly coupled yoke ring and coil support
11/16/1999US5986395 Metal/ferrite laminate magnet
11/16/1999US5986394 Electron gun for color cathode ray tube
11/16/1999US5986393 Cathode ray tube and method of manufacturing the same
11/16/1999US5986392 Shadow mask for a color cathode ray tube
11/16/1999US5986391 Transparent electrodes
11/16/1999US5986390 Electron emission device having peak intensity ratio characteristic of raman spectrum for fold ring of SiO2
11/16/1999US5986389 Electron-emitting device as well as electron source and image-forming apparatus using such devices
11/16/1999US5986388 Field-emission cold-cathode electron gun having emitter tips between the top surface of gate electrode and focusing electrode
11/16/1999US5985067 Formation of spacers suitable for use in flat panel displays
11/16/1999US5984747 Glass structures for information displays
11/16/1999US5984746 Attaching spacers in a display device
11/16/1999US5984745 Method of manufacturing a magnetic device
11/11/1999WO1999057744A1 Shadow-mask colour kinescope
11/11/1999DE19920706A1 Cathode ray tube display with infra red radiation source
11/11/1999DE19808723C1 Röntgenbildverstärker mit einem Eingangsfenster aufweisend Aluminium sowie Verfahren zu dessen Herstellung X-ray image intensifier having an input window comprising aluminum as well as methods for its preparation
11/10/1999EP0955664A1 Photoconductor-photocathode imager
11/10/1999EP0955663A1 Methods of manufacturing an electron emitting device, electron source and image forming apparatus
11/10/1999EP0955662A1 Methods of manufacturing an electron source and image forming apparatus
11/10/1999EP0954874A1 Picture display device with picture balance correction system
11/10/1999CN1234600A Deflector of display
11/10/1999CN1234599A Covergence magnetic assembly of colour cathode-ray tube
11/10/1999CN1234598A Covergence compensation device for colour image tube
11/10/1999CN1234597A Colour-selecting shadow mask for colour image tube
11/10/1999CN1234596A Shadow mask for colour image tube
11/10/1999CN1234595A Plate-shape picture display device
11/10/1999CN1046373C Colour image tube
11/09/1999US5982087 Deflection yoke and color cathode ray tube comprising the deflection yoke
11/09/1999US5982086 Flat-panel type picture display device
11/09/1999US5982085 Color cathode ray tube with improved shadow mask mounting system
11/09/1999US5982084 Color cathode ray tube
11/09/1999US5982082 Field emission display devices
11/09/1999US5981935 Radiological image intensifier tube having an aluminum layer
11/09/1999US5980350 Beam control electrode, electron gun provided with the beam control electrode, cathode-ray tube provided with the electron gun, and method of fabricating the beam control electrode
11/09/1999US5980346 Method for fabricating a display spacer assembly
11/07/1999CA2270269A1 Photoconductor-photocathode imager
11/04/1999WO1999056299A1 Structure and fabrication of electron-emitting device having electrode with openings that facilitate short-circuit repair
11/04/1999DE19919819A1 Shadow mask for color picture tube
11/04/1999DE19919812A1 Shadow mask for color picture tube, e.g. for color television and computer color displays
11/04/1999DE19919810A1 Nickel-iron alloy for color discrimination mask for color picture tube
11/04/1999DE19827684A1 Simple production of red filter film useful in cathode ray tube with little pollution
11/03/1999EP0954004A2 Positioning elements for linear cathodes in a flat-type image display apparatus
11/03/1999EP0953958A2 Field emission image display apparatus and control method thereof
11/03/1999CN2347272Y Explosion-proof adhesive tape
11/03/1999CN1234135A Implosion-resistant cathode ray tube envelope
11/03/1999CN1234134A Connection method for fiber field emitters and field emitter cathodes made therefrom
11/02/1999US5977879 Display device and an inspection circuit
11/02/1999US5977727 Electron beam profile and energy shaping lens
11/02/1999US5977726 CRT system using electrostatic quadruple lens