Patents
Patents for H01J 29 - Details of cathode-ray tubes or of electron-beam tubes of the types covered by group (25,146)
04/1994
04/12/1994US5302927 Saddle coil deflection winding, apparatus and method of making thereof
04/11/1994CA2099428A1 Protective screen for a visual display unit
04/10/1994CA2107946A1 Glass compositions
04/09/1994CA2080166A1 Video display terminal filter
04/06/1994EP0590934A1 Convergence correction circuit for cathode ray tube
04/06/1994EP0590740A2 A cathode ray tube
04/06/1994EP0590548A1 Wire ribbon
04/06/1994EP0590547A1 A frame body for use in winding a coil for deflection yoke
04/05/1994US5300857 Flat image display device with filamentary cathode support structure
04/05/1994US5300856 Deflection yoke; barrier between cathode ray tube and yoke
04/05/1994US5300855 Electron gun for a color cathode ray tube
04/05/1994US5300854 Electrode structure for an electron gun for a cathode ray tube
04/05/1994US5300315 Antistatic coating for cathode ray tubes
03/1994
03/30/1994EP0589522A1 Cathode-ray tube
03/30/1994EP0589344A1 Stackable aperture masks
03/30/1994EP0589147A1 Cathode ray tube and method of producing the same
03/30/1994EP0589065A1 Cathode ray tube apparatus and method of manufacturing the same.
03/30/1994EP0589064A1 Deflection device for use in a color cathode-ray tube
03/30/1994CN1084543A Blue luminous fluorescent substance with pigment and color Braun tube
03/30/1994CN1084536A Formula and making process of electrically-conducting paint for colour picture tube
03/29/1994US5298983 Small, high-resolution color display apparatus
03/29/1994US5298832 Shadow mask frame for prevention of halation
03/29/1994US5298831 Method of making photocathodes for image intensifier tubes
03/29/1994US5298294 Input screen scintillator for an X-ray image intensifier tube and manufacturing process of this scintillator
03/23/1994EP0588666A2 Deflection yoke
03/23/1994CN1084198A Fluorescent screen optical protection umbrella
03/22/1994US5296294 Glass panel resistant to coloring when irradiated with electron rays
03/22/1994US5295887 K-G1 electrode spacing system for a CRT electron gun
03/17/1994WO1994006148A1 X-ray microscope with a direct conversion type x-ray photocathode
03/17/1994WO1994006146A1 An improved cathode ray tube apparatus with reduced beam spot size
03/17/1994CA2143456A1 An improved cathode ray tube apparatus with reduced beam spot size
03/16/1994EP0587145A2 Display apparatus and method of manufacturing the same
03/16/1994EP0587123A2 Pigment-attached blue-emitting phosphor and color cathode-ray tube
03/16/1994CN1083969A Electronic fluorescence display screen of inlay type large-screen video display system
03/16/1994CN1024064C Method of forming shrink fit implosion protection band
03/16/1994CN1024063C Panel of metal backed colour cathode ray tube and manufacturing method thereof
03/16/1994CN1024062C Colour kinescope
03/16/1994CN1024061C Dispenser cathode for cathode-ray tube
03/10/1994DE4330952A1 CRT with deflection coil electric VLF AC field screening - has earthed conductive film applied to outside of cone section between funnel and neck, with natural resin filling space between film and deflection yoke
03/09/1994EP0586144A1 Photoemission apparatus
03/09/1994EP0585819A1 Anti-static/antireflection coating for a cathode ray tube
03/09/1994CN2158577Y Arrangement for enlarging the picture of TV set
03/09/1994CN1083624A Color cathode ray tube
03/09/1994CN1083623A Cathode-ray tube having internal magnetic shield with strongthening ribs
03/08/1994US5293096 For an image display
03/08/1994US5292784 Resin binder, plasticizer, and flatting agent
03/03/1994DE4229192A1 Glass mouldings with an antistatic finish, esp. TV tubes - coated with an antistatic layer of poly-thiophene, and pref. also with an outer protective layer of polymer
03/02/1994EP0585081A1 Electron emitting device
03/02/1994EP0584163A1 Image registering in color at low light intensity.
03/02/1994EP0432217B1 In-line colour picture tube
03/02/1994EP0383766B1 Vibration damping means for tension mask cathode ray tubes
03/02/1994CN1083264A 改进的电子荧光显示器 Improved electronic fluorescent display
03/02/1994CN1083263A Flat-panel type picture display device with electron propagation ducts
03/02/1994CN1083262A 阴极射线管 A cathode ray tube
03/02/1994CN1023927C Protecting base for connecting pin of cathode ray tube
03/02/1994CN1023926C Color cathode-ray apparatus having improved deflection unit
03/02/1994CN1023925C Supporting structure for heater of electron gun
03/01/1994US5291097 Cathode-ray tube
03/01/1994US5291095 Cathode ray tube comprising an electron gun having a plane-parallel optical system
03/01/1994US5291094 Multi-focusing type electron gun for color cathode ray tubes
03/01/1994US5291093 Inline type electron gun for color cathode ray tubes
03/01/1994CA2098072A1 X-ray microscope with a direct conversion type x-ray photocathode
02/1994
02/23/1994CN1082765A A deflection yoke with a core extension
02/23/1994CN1082764A Cathode heater structure of an electron gun for a cathoderay tube and method of assembling the heaters
02/23/1994CN1082763A An inner-shield material to be attached inside a color cathode ray tube and manufacturing method thereof
02/22/1994US5289149 Electron beam adjusting device with magnet rings of differing alnico powdered metal content
02/22/1994US5289080 Mask frame damper for color cathode ray tubes
02/22/1994US5289078 Electron source for a display device
02/22/1994US5288558 Gold alloy layer and a dielectric interference layer
02/17/1994WO1994003917A1 Method for production of graph scale of cathode-ray tube panel for oscilloscope
02/17/1994DE4314366A1 Cathode ray tube - specifies ratio between deflection angle of electron beam and distance between gun exit and border between deflection region and region of linear travel to prevent beam collision with sides of funnel
02/16/1994EP0583220A1 Coated material, its production and use
02/16/1994CN1082251A Display device and a method for producing the same
02/15/1994US5287038 High resolution electron gun
02/15/1994US5287034 Flat display device for displaying an image utilizing an electron beam, which is provided with a support arrangement for supporting a single faceplate
02/10/1994DE4314331A1 Cathode ray tube - prevents electron beam colliding with conical area near neck and landing in corners of fluorescent screen
02/09/1994CN1081704A Pigment-attached blue-emitting phosphor and color cathode-ray tube
02/08/1994US5285132 Display device
02/08/1994US5285130 Electron gun with bi-potential focusing lens and electrostatic deflection plates
02/08/1994US5285074 Dynamic compensation of non-linear electron beam landing angle in variable axis lenses
02/08/1994US5285061 X-ray photocathode for a real time x-ray image intensifier
02/02/1994EP0581586A1 Deflection yoke
02/02/1994EP0580670A1 Cathode ray tubes
02/02/1994CN1023674C Color display system and tube having electron gun with dual electron modulation
02/01/1994US5283798 Laser screen for a cathode-ray tube and method for making same
02/01/1994US5283501 Electron device employing a low/negative electron affinity electron source
02/01/1994US5283500 Flat panel field emission display apparatus
01/1994
01/27/1994DE4223693A1 X=ray image intensifier e.g. for medical diagnosis - has image sensor comprising layer system with semiconductor layer of amorphous semiconductor material for electron conversion
01/26/1994EP0580244A1 Flat-panel type picture display device with electron propagation ducts
01/26/1994EP0580212A1 Variable axis stigmator
01/26/1994EP0580118A1 Color cathode-ray tube
01/25/1994US5281938 Deflection system
01/25/1994US5281896 Electron gun for CRT
01/25/1994US5281893 Display device with an anti-reflection film on the display plane
01/25/1994US5281892 Electron gun for a cathode ray tube
01/25/1994CA2038225C Color picture tube having improved corner support for a shadow mask-frame assembly
01/25/1994CA2022162C Closed loop bucking field system
01/19/1994CN1081019A Crt having electrophotographically manufactured luminescent viewing screen
01/19/1994CN1023585C Method for mfg. oxide cathod of plane multidigit nixie tube
01/18/1994US5280215 Shadow mask for color cathode ray tube