| 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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| 12/27/1990 | EP0403802A2 X-ray image intensifier and method of manufacturing input screen |
| 12/27/1990 | EP0403533A1 Method of manufacturing gas discharge display device |
| 12/26/1990 | CN1048103A Current leakage inspecting device for use in cathode ray tube |
| 12/25/1990 | US4980603 Uniform coating of scandium oxide on nickel base element; stability of emission for long period of time |
| 12/25/1990 | US4980561 Used to transform into visible images for medical observation |
| 12/25/1990 | US4979920 System for measuring Q spacing in a kinescope panel |
| 12/25/1990 | US4979919 Method and apparatus for manufacturing cathode-ray tubes |
| 12/19/1990 | EP0403263A2 Method of manufacturing a luminescent screen assembly using a dry-powdered filming material |
| 12/19/1990 | EP0403219A1 Color cathode ray tube |
| 12/19/1990 | EP0403165A1 Method for manufacturing color cathode ray tube |
| 12/19/1990 | EP0402878A1 Low pressure rare gas discharge lamp |
| 12/19/1990 | EP0402616A1 Emulsion printing plate relief coatings |
| 12/19/1990 | CN1047938A Supporting structure for heater of electron gun |
| 12/19/1990 | CN1047937A Concentricity adjusting technology for cathode and anode of magnetron |
| 12/19/1990 | CN1047936A Manufacturing method for electrode of electron gun of cathode ray tube |
| 12/19/1990 | CN1047935A Welding device for cathode of electron gun of cathode ray tube |
| 12/19/1990 | CN1010904B Exposure apparatus |
| 12/18/1990 | US4978885 Electron multipliers with reduced ion feedback |
| 12/18/1990 | CA1278016C Liquid cooled cathode ray tube having an acrylic lens partially coated with an organo-polysiloxane |
| 12/12/1990 | EP0401602A1 Method and apparatus for forming coatings of finegrated and/or equiaxed grain structure and articles resulting therefrom. |
| 12/11/1990 | US4976644 Containers, electron emission materials, porous metal body, and support sleeve |
| 12/11/1990 | CA1277551C2 Method for coating phosphor particles, phosphor particle, fluorescent lamp, and manufacturing method |
| 12/05/1990 | EP0400629A1 A method of manufacturing a color cathode ray tube and an exposure apparatus for use in working the method |
| 12/05/1990 | EP0400406A1 Electron-emitting device and process for making the same |
| 12/04/1990 | US4975620 Metal vapor discharge lamp and method of producing the same |
| 12/04/1990 | US4975104 Method of forming barrier rib gas discharge display panel |
| 12/04/1990 | US4974616 Removing coatings from cathode ray tubes or parts thereof |
| 11/29/1990 | WO1990014678A1 Electronic display tube with black network between luminophores |
| 11/28/1990 | EP0399468A2 Phosphor screen and method of manufacturing the same and X-ray image intensifier using phosphor screen |
| 11/28/1990 | CN1010627B Sealing apparatus for picture tube |
| 11/28/1990 | CN1010626B Sealing apparatus for picture tube |
| 11/27/1990 | US4973495 Method of forming color tube phosphor screen |
| 11/27/1990 | US4973378 Method of making electronic devices |
| 11/27/1990 | US4973281 Method of and apparatus for preageing electronic vacuum devices |
| 11/27/1990 | US4973280 Method and apparatus for making flat tension mask color cathode ray tubes |
| 11/21/1990 | CN1010528B Formative method of colour kinescope screen |
| 11/20/1990 | US4972449 X-ray tube target |
| 11/20/1990 | US4972119 Ceramic envelope device for high-pressure discharge lamp, and method for producing the same |
| 11/20/1990 | US4971590 Cathode ray tubes with nickel-iron foil forming a nickel phosphide surface by contacting the surface with a strong reducing acid and hypophosphide ion |
| 11/20/1990 | US4971588 Position adjusting method for deflecting yoke |
| 11/15/1990 | DE3913504A1 Fluorescent tube for advertising or illumination - has coated electrodes that are nickel oxidised using pumping process while electrodes are heated |
| 11/14/1990 | EP0397032A2 Method for manufacturing metal cylinder members of electron tubes and method for manufacturing magnetron anodes |
| 11/14/1990 | EP0181398B1 Low-pressure discharge lamp |
| 11/14/1990 | CN1046997A Panel of metal backed color cathode ray tube and manufacturing method thereof |
| 11/13/1990 | US4970392 Stably emitting demountable photoelectron generator |
| 11/13/1990 | US4969850 Method of manufacturing a cold cathode, field emission device and a field emission device manufactured by the method |
| 11/07/1990 | EP0396189A1 Display tube and method of manufacturing such a display tube |
| 11/07/1990 | EP0395821A2 Panel of metal backed color cathode ray tube and manufacturing method thereof |
| 11/06/1990 | US4968382 Forming very sharp emitter points for field emission devices |
| 11/06/1990 | US4968082 Method for the automatic gripping of objects, enabling the preservation of at least one reference element related to it, and grip to implement said method |
| 10/31/1990 | EP0394698A2 Electron beam lithography machine and image display apparatus |
| 10/31/1990 | CN1010267B Machine for auto-applying seal suspension |
| 10/30/1990 | US4966787 Method of creating isolated plates on the inside surface of a metallized substrate |
| 10/30/1990 | CA1275689C Method of manufacturing a cathode ray tube for displaying colour images and cathode ray tube for displaying colour images |
| 10/30/1990 | CA1275686C Metal vapor discharge lamp having an electrode-supporting tube hermetically sealed through heat fusion |
| 10/24/1990 | EP0393921A1 Non-moiré shielded window |
| 10/24/1990 | EP0393488A2 Grid apparatus for use with a color cathode ray tube |
| 10/24/1990 | CN1046413A Method for gas-tight connection between glass tube and molybdenum bar (wire) |
| 10/23/1990 | US4965486 Electron gun design using a lanthanum hexaboride cathode |
| 10/23/1990 | US4965096 Method for preparing improved lithium-silicate glare-reducing coating for a cathode-ray tube |
| 10/23/1990 | US4965091 Sol gel method for forming thin luminescent films |
| 10/23/1990 | US4964946 Process for fabricating self-aligned field emitter arrays |
| 10/23/1990 | US4964828 Method of manufacturing a color display tube and a color display tube |
| 10/18/1990 | DE3911357A1 Method for mutually adjusting two components of a display device |
| 10/17/1990 | CN1046247A Phosphor slurry spreading device |
| 10/17/1990 | CN1046246A Graphite suspension spreading device for use in formation of black matrices of color |
| 10/17/1990 | CN1046245A Cathode for electric discharge tube |
| 10/17/1990 | CN1010065B Metal vapor discharge lamp and method of producing the same |
| 10/16/1990 | US4963786 Method and apparatus for supporting a shadow mask |
| 10/16/1990 | US4963114 Process for fabrication of high resolution flat panel plasma displays |
| 10/16/1990 | US4963113 Method for producing photomultiplier tube |
| 10/16/1990 | US4963008 Correction lens system used in production of fluorescent screen of color picture tube and method of manufacturing correction lens system |
| 10/13/1990 | CA2012905A1 Non-moire shielded window |
| 10/11/1990 | DE3911356A1 Holding device for a display unit |
| 10/11/1990 | DE3911355A1 Control arrangement for a flat display device |
| 10/11/1990 | DE3911344A1 Flat display device having a segmental electrode plate |
| 10/10/1990 | EP0391466A1 Cathode for an electric discharge tube |
| 10/10/1990 | EP0391382A2 Method of recovering luminophor, or luminophors mixture, and mercury from burnt or unserviceable fluorescent lamps |
| 10/10/1990 | CN1046067A Cementation device for nonmetal lamp holder |
| 10/10/1990 | CN1046066A Heater coil coiling machine |
| 10/10/1990 | CN1009974B Microfluorescent lamp and its mfg. method |
| 10/10/1990 | CN1009973B Method for fabricating electrode of color picture tube electron gun |
| 10/03/1990 | EP0390269A1 Scandate cathode |
| 10/03/1990 | EP0389717A2 Ultraviolet ray-shielding tube |
| 10/03/1990 | CN1009879B Method for producing cathode-ray tube |
| 10/02/1990 | US4960659 Method for preparing a shadow mask for a color picture tube |
| 10/02/1990 | US4960608 Improved illumination of deposit |
| 09/27/1990 | DE3909380A1 Process and apparatus for the disposal and processing of fluorescent lighting tubes and gas-pressure lamps |
| 09/26/1990 | EP0389270A2 Electron gun with integral shadow grid |
| 09/26/1990 | EP0389228A1 High temperature operating element |
| 09/26/1990 | EP0388984A2 Electron-beam generator and image display apparatus making use of it |
| 09/26/1990 | EP0388425A1 Registration transfer process for the manufacture of cathode ray tubes having tension masks |
| 09/26/1990 | CN1009779B Multifeam electron gun having transition member and method for assembling electron gun |
| 09/25/1990 | US4959587 Arc tube assembly |
| 09/22/1990 | WO1990011610A1 Electrically conductive feedthrough and process for manufacturing it |
| 09/22/1990 | CA2012708A1 Electron gun with integral shadow grid |
| 09/19/1990 | EP0387615A1 Process for manufacturing a dynode, and dynode produced according to this process |
| 09/19/1990 | CN1045485A Exhaust head for compact fluorescent lamps |
| 09/19/1990 | CN1009687B Method of manufacturing fluorescent surface of a beam index type color crt |
| 09/18/1990 | US4957463 Method of making a long life high current density cathode from tungsten and iridium powders using a quaternary compound as the impregnant |