Patents
Sitemap › H01 - Basic electric elements › H01J - Electric discharge tubes or discharge lamps › H01J 29 - Details of cathode-ray tubes or of electron-beam tubes of the types covered by group
Patents for H01J 29 - Details of cathode-ray tubes or of electron-beam tubes of the types covered by group (25,146)
12/1987
12/30/1987CN87104149A Cathode ray tube with magnetic focusing lens
12/30/1987CN87101668A 彩色显像管 Color CRT
12/30/1987CN85108485A Color convergence compensating circuit for kinescope
12/29/1987US4716468 Apparatus for controlling the electron beam in a television camera tube
12/29/1987US4716339 Split drift ring for focus deflection in light valves
12/29/1987US4716334 Faceplate assembly for securing a tension mask support structure to a faceplate
12/29/1987US4716333 Shadow mask for a color cathode ray tube
12/29/1987CA1230914A1 Color picture tube having curved slit column pattern
12/23/1987EP0250158A2 Improvements in and relating to power supplies for electrical and electronic equipment
12/23/1987EP0250027A1 Cathode ray tube having a magnetic focusing lens
12/23/1987EP0249970A2 Color cathode ray tube shadow mask and support structure therefore and method of manufacturing face plate for color cathode ray tube
12/23/1987EP0249754A2 Picture display tube
12/23/1987CN86105584A Kinescope with anisotropic coma correction
12/22/1987US4714908 Electromagnetic deflection-distortion corrector
12/22/1987US4714856 Color cathode ray tube with plural electron gun assemblies
12/22/1987US4713879 Cathode ray tubes; heating ruthenium hydroxide and glass particles to form ruthenium oxide
12/17/1987WO1987007761A1 Fine woven fabric filter mounted on a winder acting as a sieve intended to be placed in front of a cathodic screen, said filter being electrically conducting, and fabrication method thereof
12/16/1987EP0249547A2 Method for making an X-ray image intensifier, and image intensifier so obtained
12/16/1987EP0249294A1 Cathode ray tube including a magnetic focusing lens
12/16/1987EP0249280A1 A cathode ray tube system comprising an electromagnetic deflection unit directly wound on a support and an eletromagnetic deflection unit
12/16/1987EP0249254A1 Semiconductor device for generating an electron current
12/16/1987EP0249199A1 Optoelectronic signal recording medium and method of making same
12/15/1987US4713641 For a cathode-ray tube
12/15/1987US4713588 Image pickup tube
12/15/1987US4713578 In a cathode ray tube
12/15/1987US4713577 Rare earth oxide crystalline layer with faceted overcoating
12/15/1987US4713576 Iron-nickel alloy
12/15/1987US4713575 Method of making a color selection deflection structure, and a color picture display tube including a color selection deflection structure made by the method
12/15/1987US4713353 Applying wafer to carrier, then denudation of overhanging edges
12/10/1987DE3619132A1 Picture tube having a contact-making strip for the aquadag film
12/10/1987DE3618948A1 Contact-making strip for an electrically conductive coating
12/09/1987EP0248426A2 TV pick-up tube
12/09/1987EP0248367A2 Contacting strip for an electrically conductive coating
12/09/1987CN87103911A Cathode ray tube having internal magnetic shield
12/08/1987US4712080 Deflecting yoke
12/08/1987US4712043 Electron gun with large aperture auxiliary electrode
12/08/1987US4712041 Color CRT tension mask support assembly with a glass frame
12/08/1987US4712038 Color cathode ray tube with plural electron gun assemblies
12/08/1987US4712011 X-ray image intensifier tube including a luminescent layer which absorbs secondary radiation
12/02/1987EP0247793A2 Cathode-ray tube having an internal magnetic shield
12/02/1987EP0247688A2 Cathode ray tube
12/02/1987EP0247470A2 Electron beam generating device
12/01/1987US4710820 Single layer optical coupler for projection TV CRT
12/01/1987US4710765 Luminescent display device
12/01/1987US4710673 Indium, or alloy thereof, seal between radiation sensitive window and bearing
12/01/1987US4710672 Picture display device
12/01/1987US4710671 Color television display tube with coma correction
12/01/1987US4710670 Front assembly system for a tension mask color cathode ray tube
12/01/1987US4710669 Internal electrical connector for a tension mask tube
12/01/1987US4710591 EMI/RFI shielding assembly for cathode ray tube monitors
12/01/1987US4710344 Pressing getter material into grooved channel to interlock
12/01/1987US4709988 For placement in front of a visual display device
11/1987
11/25/1987EP0246696A2 A method of manufacturing a cathode ray tube and a cathode ray tube made by the method
11/25/1987CN86103271A Second-generation zoom image intensifier tube
11/24/1987US4709272 Implosion protection for video reproducing device
11/24/1987US4709220 Radiation suppression device
11/24/1987US4709191 Process for adjusting a deflection unit for a three aligned gun television tube and device for reducing to practice said process
11/24/1987US4708680 Color picture tube and method for manufacturing the same
11/19/1987WO1987007087A1 Connector assembly for anode socket
11/19/1987EP0245941A2 Power as required beam deflection system for CRT displays with raster supply switching
11/19/1987EP0245887A1 Electromagnetic deflection unit
11/19/1987EP0245711A2 Deflecting yoke
11/18/1987CN87100733A Electron gun of colour display tube
11/17/1987US4707635 Cathode ray tube having a fluorescent layer with varying amounts of silica
11/17/1987US4707634 Cathode ray tube
11/17/1987US4707633 Shadow mask for enhanced resolution and brightness in color cathode ray tubes
11/17/1987CA1229375A1 Method of manufacturing a colour cathode-ray tube comprising a magnetic quadrupole post-focusing mask and device for carrying out the method
11/11/1987EP0244908A2 A method of correcting dynamic electron beam misconvergence in a colour display tube and a colour display tube system
11/11/1987EP0244826A2 Multiple beam electron discharge tube having beam convergence and beam-to-beam compression compensation
11/11/1987EP0244594A1 Image intensifier faceplate
11/11/1987CN87102360A Apparatus in cathode ray tube for reducing the magnetic field strength in the tube environment
11/10/1987US4705985 Cathode-ray tube and electron gun structure therefor
11/10/1987CA1229123A1 Display tube with multilayer interference filter
11/10/1987CA1229122A1 Method of reducing the reflectance of a transparent viewing screen and viewing screen with reduced reflectance
11/10/1987CA1229121A1 Colour display tube
11/10/1987CA1229120A1 Electroluminescent screen having restored cavities and display tube having such a screen
11/05/1987DE3614550A1 Method for displaying images without lines on screens of cathode ray tubes
11/04/1987EP0244165A2 CRT with internal magnetic shield contact spring
11/04/1987EP0244039A2 Cathode ray display tube
11/04/1987EP0243541A2 Colour television display tube with coma correction
11/04/1987EP0243456A1 Cathodochromic crt erasure and tube set up method
11/04/1987CN86102990A Multifeam electron gun having transition member and method for assembling electron gun
11/03/1987US4704635 Large capacity, large area video imaging sensor
11/03/1987US4704565 Dynamically converging electron gun system
11/03/1987US4704564 Convergence correction apparatus
11/03/1987US4704094 Cathode ray tube and method of manufacture
10/1987
10/28/1987EP0242921A2 Flat cathode ray display tube
10/28/1987EP0242910A2 A method of reducing doming in a colour display tube and a colour display tube made in accordance with the method
10/28/1987EP0242821A2 Method and apparatus for supporting cathode-ray tube panel
10/28/1987EP0242381A1 Yttrium aluminium garnet phosphor deposition technique
10/27/1987US4703232 Combination of a monochrome cathode-ray tube and a deflection unit having a high resolution
10/27/1987US4703223 Electron gun for a color display apparatus
10/27/1987CA1228631A1 Circuit board mounting arrangement
10/22/1987WO1987006161A1 Glare control
10/22/1987DE3713399A1 Deflection coil arrangement
10/22/1987DE3711747A1 Mattglas und verfahren zu seiner herstellung Matte glass and process for its preparation
10/22/1987DE3611875A1 Process for producing a multicolour visual display unit (VDU, screen)
10/22/1987DE3611874A1 Process for producing a visual display unit (VDU, screen)
10/21/1987EP0242206A1 Colour cathode ray tubes
10/21/1987EP0242024A2 Radiation image intensifier tubes
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