Patents
Patents for H01J 29 - Details of cathode-ray tubes or of electron-beam tubes of the types covered by group (25,146)
02/1984
02/14/1984US4431939 Structure and method for eliminating blocked apertures caused by charged particles
02/14/1984CA1162321A1 Deflection circuit linearity coil
02/07/1984CA1161963A1 Two color write-through direct-viewing storage tube
02/01/1984EP0099479A2 Deflection structure for a particle beam blanking system
01/1984
01/31/1984US4429293 Pincushion raster corrector distortion with improved performance
01/31/1984US4429258 Electron beam alignment in tube/coil assemblies
01/31/1984US4429254 Deflection yoke integrated within a cathode ray tube
01/31/1984US4429252 Color picture tube having an expanded focus lens type inline electron gun with improved static convergence
01/31/1984US4428736 Methods of manufacturing a color display tube having a magnetic guadrupole post-focusing mask
01/25/1984EP0099285A1 Scintillative rays conversion screen and process for the manufacture of the same
01/25/1984EP0098976A2 Fluorescent composition for cathode ray display
01/24/1984US4427918 Focusing color-selection structure for a CRT
01/24/1984US4427917 Television camera tube with electrostatic focusing
01/24/1984US4427861 Means for mounting membrane switches to cathode ray tubes
01/24/1984US4427460 Decarburizing low carbon steel
01/24/1984US4427397 Method for forming electron gun electrodes
01/24/1984US4427264 Mounting for optical antiglare panel and assembly including the same
01/24/1984CA1161173A1 Charged particle beam structure having electrostatic coarse and fine double deflection system with dynamic focus and diverging beam
01/24/1984CA1161094A1 Colour selection electrode with symetrical hexagonal apertures having magnetized edges
01/24/1984CA1161093A1 Apertured metal plate mask for colour selection in colour display tube
01/24/1984CA1161092A1 Colour display tube
01/19/1984WO1984000251A1 Image pickup tube
01/19/1984WO1984000250A1 Image pickup tube
01/18/1984EP0098529A2 Device for winding saddle coils
01/17/1984US4426599 Television camera tube
01/17/1984CA1160755A1 Cathode ray tube apparatus
01/17/1984CA1160676A1 Shadow mask suspension means for color cathode ray picture tubes
01/17/1984CA1160672A1 Flat cathode ray tube
01/17/1984CA1160671A1 Getter support means for cathode ray tubes
01/17/1984CA1160670A1 Cathode ray tube
01/11/1984EP0097797A2 Electronic display device
01/10/1984US4425528 Color picture tubes and method of manufacturing the same
01/10/1984US4425419 Photosensitive composition
01/10/1984US4425377 Gasifying amorphous carbon
01/03/1984US4424467 Cathode-ray tube having a mixture of long and short persistence phosphors
01/03/1984US4424466 Cathode ray tube with multipole correction ring
01/03/1984US4424265 Polyvinyl acetal of a formylstyrylpyridinium salt
01/03/1984CA1159876A1 Electron gun having spring-loaded resistive lens structure
01/03/1984CA1159875A2 Micro lens array and micro deflector assembly for fly's eye electron beam tubes using silicon components
01/03/1984CA1159874A1 Deflection yoke comprising magnetically permeable members forming a pincushion shape field within the neck of a crt
12/1983
12/27/1983US4423354 Method and apparatus for controlling electrode voltage in electron beam tubes
12/27/1983US4423351 Aluminum and iron metals or alloys; hot pressurebonded through nickel, copper or aluminum
12/27/1983US4423128 Applying light sensitive polymers containing calcium sulfide phosphores
12/27/1983US4422707 CRT Anode cap
12/27/1983CA1159504A1 Method of manufacturing a colour television display tube having a gas absorbing layer; colour television display tube thus manufactured, and gettering device manufactured suitable for such a method
12/20/1983US4422008 Electron tube having a photoelectric screen
12/13/1983US4420734 Deflecting yoke for use in picture tube of projection color television receiver set
12/07/1983EP0095617A2 Colour display tube provided with twist error correction means
12/06/1983US4419604 Light sensitive screen
11/1983
11/29/1983US4417698 Winding process for cathode-ray tube deflection rings
11/29/1983CA1157903A1 Colour television display tube
11/22/1983CA1157505A1 Magnetic field correction method and apparatus
11/16/1983EP0094201A2 Cathodoluminescent particles for multicolour displays and method of manufacture thereof
11/16/1983EP0094076A2 Image pickup tube
11/15/1983US4415932 CRT Mounting and implosion-protection means and method
11/15/1983US4415831 Electromagnetic deflection type picture tube device
11/15/1983US4415810 Device for imaging penetrating radiation
11/09/1983EP0093698A2 Getter System with asymmetric Getter Device to be used in Cathode Ray tubes and relevant Method of Use
11/08/1983US4414485 Control-screen electrode subassembly for an electron gun and method for constructing the same
11/08/1983US4414009 With opaque glass ring and outer glass flange
11/08/1983CA1156504A1 Process for forming fluorescent screen
11/02/1983EP0092872A1 Device with a getter arranged inside an evacuated tube
11/02/1983EP0092854A1 Wet electrofilter for a converter exhaust
11/01/1983US4413178 Sweep drive circuit for a streak camera
11/01/1983CA1156103A1 Method of metallizing a phosphor screen
11/01/1983CA1156075A1 Projection television system
10/1983
10/26/1983EP0092308A2 Radiation and static electricity suppression device
10/25/1983US4412194 Convergence unit for in-line color cathode ray tube
10/25/1983US4412149 CRT Focusing electrode structure
10/25/1983US4412128 Automatic brightness control circuit for a high voltage electrical power supply
10/25/1983CA1155694A1 Light masking device
10/19/1983EP0091448A1 Light dispersion apparatus
10/18/1983US4410840 Color cathode ray tube display apparatus with compensation for errors due to interfering magnetic fields
10/18/1983CA1155484A1 Method of manufacturing electrode systems and electrode systems thus manufactured
10/12/1983EP0091184A1 Phosphors and their use in electron-excited fluorescent displays
10/12/1983EP0090989A2 Electron-optics of a colour picture tube's electron beam gun
10/11/1983US4409578 Color display tube comprising a deflection yoke and deflection yoke for a color display tube
10/11/1983US4409515 Projection television tube and process for forming same
10/11/1983US4409514 Electron gun with improved beam forming region
10/11/1983US4409513 Electrode for an electron gun
10/11/1983US4409352 Method of making a dispersion lacquer for luminescent screens
10/11/1983US4409313 Powder deposition to form pattern on light imaged photosensitive diazonium salt coating having salt of aromatic amine
10/11/1983US4409306 Method of preparing a phosphor suspension
10/11/1983US4409279 Glass support rod for use in electron-gun mount assemblies
10/11/1983CA1155234A2 Color switching display system
10/11/1983CA1155164A1 L-shaped fittings to increase explosion resistance in crt
10/05/1983EP0090643A2 Colour cathode ray tube
10/05/1983EP0090481A1 Transparent antireflection varnish for glass support, and related varnishing method for glass video screens
10/05/1983EP0090108A1 Convergence unit for in-line colour cathode ray tube
10/05/1983EP0090107A1 Convergence unit for in-line colour cathode ray tube
10/04/1983US4407916 Noncontamination of phosphor patterns
10/04/1983US4407657 Gettering device and method
10/04/1983US4407656 Evaporable metal and nitrided, gas releasing pulverulent ternary alloy of iron, germanium, and chromium and/ir manganese
10/04/1983CA1154877A1 Electron gun for a cathode ray tube
09/1983
09/28/1983EP0089722A1 Display tube
09/27/1983USRE31399 Vertical coil for a deflection yoke
09/27/1983US4406974 Beam-indexing color picture tube
09/27/1983US4406973 Black glass shield and method for absorbing stray light for image intensifiers
09/27/1983US4406972 Gettering device for color television display tube
09/27/1983US4406971 Color cathode ray tube having a reference white fluorescent screen