| Patents for H01J 9 - Apparatus or processes specially adapted for the manufacture of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps (34,795) |
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| 06/21/1990 | CA2003182A1 Method of electrophotographically manufacturing a luminescent screen assembly for a cathode-ray tube |
| 06/19/1990 | US4935617 X-ray image intensifier and method of manufacturing the same |
| 06/19/1990 | US4934976 Method of screeing projection tube incorporating interference filter |
| 06/19/1990 | US4934974 Factory fixture frame with means for temporarily and removably supporting an in-process tension mask for a color cathode ray tube |
| 06/13/1990 | EP0372560A2 Process for producing a phosphor |
| 06/13/1990 | EP0372395A2 X-ray image intensifier and method of manufacturing the same |
| 06/13/1990 | CN1043037A Prodn. method of high-efficiency vacuum ultraviolet source |
| 06/13/1990 | CN1043006A Photoresist composite for fluorescent screen of colour kinescope |
| 06/12/1990 | US4933656 Method of severing an annular core of ferromagnetic material into separate parts, and television tube deflection unit comprising an annular core so severed |
| 06/12/1990 | US4933108 Metal carrier wire coated with crystals of transition metal compound oxide |
| 06/06/1990 | EP0371315A2 Discharge vessel for a high-pressure discharge lamp, and method for producing same |
| 06/06/1990 | CN1042802A Scandate cathode |
| 06/05/1990 | US4931689 Color display tube |
| 06/05/1990 | US4931312 Sol-gel process for producing liminescent thin film, and film so produced and devices utilizing same |
| 06/05/1990 | US4930889 Method of and inspecting apertured mask sheets |
| 06/05/1990 | CA1270035A1 Color cathode ray tube having a faceplate-mounted metal frame with a welded-on tension foil shadow mask |
| 06/05/1990 | CA1270034A1 Tension mask color cathode ray tube front assembly having a stabilized mask support frame |
| 06/05/1990 | CA1270033A1 Ceramic support with a weldable metal strip for a tensioned foil shadow mask |
| 05/29/1990 | USRE33225 Method for mating television CRT cathode components |
| 05/29/1990 | US4929864 Flat tensioned mask, cathode ray tube |
| 05/29/1990 | US4929210 Cathode-ray tube supporting rack |
| 05/29/1990 | US4929209 Method of aging cathode-ray tube |
| 05/29/1990 | CA1269696A1 Microchannel plate having an etch limiting barrier |
| 05/23/1990 | EP0369371A2 Method of manufacturing a lamp vessel |
| 05/23/1990 | EP0369370A2 Method of manufacturing a lamp vessel |
| 05/23/1990 | CN1042447A Pre-coating composition for luminescent screen of cathode ray tube |
| 05/23/1990 | CN1042446A Technology for increasing brightness and service life of cathode-ray tube |
| 05/22/1990 | US4928035 Glass viewing screen for a color-picture-reproducing device and a method of making the same |
| 05/17/1990 | WO1990005376A1 Methods and apparatus for post-assembly custom fine-tuning of an electron beam characteristic in a cathode ray imaging tube |
| 05/16/1990 | CN1042268A Colour cathode ray tube |
| 05/16/1990 | CN1042267A Method of manufacturing saddle-shaped deflection coil for picture display tube and display tube comprising deflection system using saddle-shaped deflection coils |
| 05/16/1990 | CN1008028B Apparatus for producing picture tube |
| 05/16/1990 | CN1008027B Method of manufacturing a shadow mask, shadow mask manufastured according to such a method, and colour display tube comprising such a shadow mask |
| 05/15/1990 | US4926056 Microelectronic field ionizer and method of fabricating the same |
| 05/15/1990 | US4925422 Exhaust head for compact fluorescent lamps |
| 05/15/1990 | US4925421 Method of manufacturing a color cathode-ray tube and a color cathode-ray tube |
| 05/15/1990 | US4925420 Method for the automatic measurement of convergence and for the determination of corrections to be made in trichromatic cathode tube deflectors and machine for the application of this method |
| 05/09/1990 | EP0367652A1 Electronic tube with a compact construction, and its manufacturing process |
| 05/09/1990 | EP0367642A1 Method and device for shaping sheet metal, particularly for realizing a shadow mask for cathode ray tubes obtained according to the method |
| 05/09/1990 | EP0367269A2 Method for reinforcing glass, film-forming composition for the reinforcement of glass and reinforced glass articles |
| 05/09/1990 | EP0367195A2 Mim cold-cathode electron emission elements and methods of manufacture thereof |
| 05/09/1990 | EP0366697A1 Fluorescent lamp with edison cap and tubular foot |
| 05/08/1990 | US4924146 Unsaturated high-pressure sodium lamp |
| 05/08/1990 | US4923425 Applying phosphor coating on silica coated envelope maintains color rendering index |
| 05/08/1990 | US4923423 Integrated thermal processing for kinescopes |
| 05/08/1990 | US4923421 Method for providing polyimide spacers in a field emission panel display |
| 05/08/1990 | US4923420 Method of manufacturing ceramic translucent material |
| 05/02/1990 | EP0366465A2 A colour cathode ray tube |
| 05/02/1990 | EP0366196A1 Method of manufacturing a saddle-shaped deflection coil for a picture display tube and display tube comprising a deflection system using saddle-shaped deflection coils |
| 05/02/1990 | EP0366090A2 Cathode ray tube |
| 05/02/1990 | EP0365647A1 Expandable dispenser cathode |
| 05/02/1990 | EP0365630A1 Process for manufacturing sources of field-emission type electrons, and application for producing emitter networks. |
| 05/02/1990 | CN1007849B Method of drape drawing shadow mask for color display tube, shadow mask manufactured by said method, and color display tube comprising such shadow mask |
| 05/01/1990 | US4921767 Method of electrophotographically manufacturing a luminescent screen assembly for a cathode-ray-tube |
| 05/01/1990 | US4921727 Surface treatment of silica-coated phosphor particles and method for a CRT screen |
| 04/25/1990 | EP0364964A2 Field emission cathodes |
| 04/25/1990 | CN1041549A Method and device for forming sheet-metal blank in particular for making cathode tube mask, and cathode tube mask obtained according to this method |
| 04/24/1990 | US4920012 Durable heat resistant x-ray targets |
| 04/24/1990 | US4919780 Bombarding foils with ions at a narrowly confined area; sputtering |
| 04/24/1990 | US4919634 Method of fabricating electrode of color picture tube electron gun |
| 04/24/1990 | US4919291 Layer of gold plating diffused into surface of copper substrate; self-welding |
| 04/24/1990 | US4919019 Device for the removal or installation of fluorescent tubes of the single-pin type |
| 04/24/1990 | CA1268201A1 Cathode ray tube having a friction welded tubular pump stem |
| 04/18/1990 | EP0364018A1 Method of applying a thermally black layer to a heating member for an indirectly heated cathode |
| 04/18/1990 | CN1007674B Cathode-ray tube culletless main sealing |
| 04/17/1990 | US4917978 Surface treatment of phosphor particles |
| 04/11/1990 | EP0362347A1 Channel plate for an image intensifier tube, and process for producing a channel plate, and image intensifier tube provided with a channel plate. |
| 04/11/1990 | CN1041241A Color picture tube manufacturing method |
| 04/10/1990 | US4916002 Forming aperture in dielectric on silicon substrate; anisotropic etching |
| 04/05/1990 | DE3833133A1 Method for the production of an electrode system for an X-ray image intensifier |
| 04/05/1990 | CA2000059A1 Method and device for forming a sheet-metal blank in particular for making a cathode tube mask, and cathode tube mask obtained according to this method |
| 04/04/1990 | EP0362017A1 Device such as diode, triode or flat and integrated cathodoluminescent display device, and manufacturing process |
| 04/04/1990 | EP0361587A1 Electron gun and method of manufacturing an electron gun,and display tube comprising such an electron gun |
| 04/04/1990 | EP0361575A1 Method of vapour depositing an interference filter layer on the inside of a display window, a display window, a projection cathode ray tube and a projection television apparatus |
| 04/04/1990 | EP0361198A2 Method of producing a reflection layer for high-pressure discharge lamps |
| 04/04/1990 | CN1041064A Method of assembling discharge vessel of high-pressure discharge light source of suction-pipeless-type |
| 04/04/1990 | CN1041063A Alkali metal vapour dispenser |
| 04/04/1990 | CN1007475B Compact low pressure mercury vapour discharge lamp and method for its manufacture |
| 04/04/1990 | CN1007472B Nondestructive testing method for reliability of steel band explosion protection of cathode-ray tube |
| 04/03/1990 | US4914723 Fluorescent lamp discharge tube having electrostatically coated envelope |
| 03/28/1990 | EP0360317A1 Alkali metal vapour dispenser |
| 03/28/1990 | EP0360316A1 Alkali metal vapour dispenser |
| 03/28/1990 | CN1040888A Apparatus for detecting convergence deflection |
| 03/27/1990 | US4912362 Sturdy oxide cathode for cathode ray tube |
| 03/27/1990 | US4912314 Channel type electron multiplier with support rod structure |
| 03/27/1990 | US4911668 method of attaching coma correction members to an inline electron gun |
| 03/27/1990 | US4911667 Process for reconditioning cathode ray tubes |
| 03/21/1990 | EP0359303A1 Regenerable sealed electronic tube device |
| 03/21/1990 | CN1040704A Color cathode-ray tube having heat dissipative electron reflective coating on color selection electrode |
| 03/21/1990 | CN1040703A Method for preparing improved lithium-silicate glarereducing coating for cathode-ray tube |
| 03/21/1990 | CN1040702A Alkali metal vapour dispenser |
| 03/21/1990 | CN1007302B Method for fixing the pin of bayonet lamp cap and the special equipment thereof |
| 03/21/1990 | CN1007301B Apparatus for sealing a mount in a cathode-ray tube |
| 03/20/1990 | USRE33183 Image intensifiers and method of producing same |
| 03/20/1990 | US4910431 Hydrogen discharge ultraviolet light source or lamp, and method of its manufacture |
| 03/20/1990 | US4910079 Method for the fabrication of an impregnated cathode and cathode obtained thereby |
| 03/20/1990 | US4908995 Rail grinding method and apparatus |
| 03/15/1990 | DE3925476A1 Method for coating inner surface of light source covers |
| 03/14/1990 | CN1007192B Colour image display tubes and its mfg. method |
| 03/14/1990 | CN1007191B Electron tube |