Patents for H01J 61 - Gas-discharge or vapour-discharge lamps (29,612) |
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12/07/1988 | EP0293423A1 Process for enhancing the ignition performance of discharge lamps, ignition accessory arrangement and discharge lamp equipped therewith |
12/07/1988 | EP0293373A1 Flat light source |
12/07/1988 | CN88203079U Uh type dismountable fluorescent light bulb |
12/07/1988 | CN88202356U High-performance hollow cathode lamp |
12/07/1988 | CN87103723A Microfluorescent lamp |
12/06/1988 | CA1246135A1 Single-ended metal halide discharge lamp with minimal color seperation and method of fabrication |
12/06/1988 | CA1246132A1 Electrode positioning in metal halide lamps |
12/01/1988 | WO1988009565A1 Xenon short-arc discharge lamp |
12/01/1988 | DE3717390A1 Irradiation equipment |
11/30/1988 | EP0293138A1 Low pressure sodium lamps |
11/30/1988 | EP0293043A1 Electric lamp |
11/30/1988 | EP0292945A2 Low-pressure discharge lamp |
11/30/1988 | CN88102907A Electric lamp provided with getter |
11/29/1988 | US4788475 Multiple discharge device hid lamp with preferential starting |
11/29/1988 | CA1245703A1 Electrode alignement and capsule design for single- ended low wattage metal halide lamps |
11/29/1988 | CA1245493A1 Corrosion-resistant silver mirror |
11/23/1988 | EP0292145A1 Improvements in or relating to infra-red phosphors |
11/22/1988 | US4786841 Low-pressure arc discharge lamp having increased surface brightness |
11/22/1988 | CA1245274A1 Porous nickel tubing having getter material therein for incandescent and discharge lamps |
11/22/1988 | CA1245273A1 Pressed powdered getter material for incandescent and discharge lamps |
11/17/1988 | EP0291123A1 Electric lamp provided with a getter |
11/17/1988 | EP0290669A1 Hydrogen lamp and method for production thereof |
11/16/1988 | CN88102517A 气体放电灯 Discharge |
11/16/1988 | CN87201246U Electrode for neon lamp |
11/15/1988 | US4785216 High powered water cooled xenon short arc lamp |
11/15/1988 | CA1244870A1 Discharge tube for a high pressure metal vapor discharge lamp and a method of manufacturing the same |
11/09/1988 | EP0290043A2 Metal-halide lamp having heat redistribution means |
11/09/1988 | CN88210385U Low-voltage sodium steam discharging lamp |
11/08/1988 | US4783612 Borate and lime glass |
11/08/1988 | US4783611 High-pressure gas discharge lamp with electrodes having double layer coil |
11/02/1988 | EP0289474A2 A gas discharge lamp |
11/02/1988 | CN88102258A Luminescent barium-hexa-aluminate, luminescent sereen provided with such aluminate and low-pressure mercury vapour discharge lamp provided with such screen |
11/02/1988 | CN87214517U Bulb-like discharge lamp for disinfecting and deodorising refrigerator |
11/02/1988 | CN87205380U Low-pressure illuminating halide tungsten lamp |
11/01/1988 | US4782267 In-situ wide area vacuum ultraviolet lamp |
11/01/1988 | US4782266 Loop electrodes |
10/26/1988 | EP0287706A2 Hydrogen discharge lamp and method of manufacturing it |
10/25/1988 | US4780649 Metal vapor lamp having low starting voltage |
10/25/1988 | US4780646 Alumina ceramic vessel, tungsten and niobium leads, isolation, sealing means; melt glass |
10/25/1988 | CA1243765A1 Cathode construction for a laser |
10/25/1988 | CA1243722A1 Metal halide discharge lamp with arc tube temperature equalizing means |
10/25/1988 | CA1243721A1 Dischage lamp arc tube having opposite hemispherical ends and an intermediate conical region |
10/25/1988 | CA1243644A1 Illumination system reflector |
10/19/1988 | EP0287167A1 Luminescent barium-hexa-aluminate, luminescent screen provided with such an aluminate and low-pressure mercury vapour discharge lamp provided with such a screen |
10/19/1988 | CN88105405A 电极型荧光灯 Electrode Fluorescent Lamp |
10/18/1988 | US4779026 Rapid-start high-pressure discharge lamp, and method of its operation |
10/18/1988 | US4778581 Method of making fluorescent lamp with improved lumen output |
10/12/1988 | EP0286503A1 Conducting oxide-nitride perovskites, their preparation and their use, particularly as an electrode material |
10/12/1988 | EP0286247A1 Ceramic metal halide lamps |
10/12/1988 | EP0286185A1 Ceramic translucent material, method of manufacturing such a material and high-pressure discharge lamp provided with such a material |
10/12/1988 | EP0286180A1 Method of preparing a luminescent Eu2+ activated strontium aluminate, aluminate obtained by said method and low-pressure mercury vapour discharge lamp provided with such an aliminate |
10/12/1988 | CN87102492A Film for ray attenuation |
10/11/1988 | US4777405 Low-pressure lamp having a plurality of tubes and a cylindrical tube support |
10/11/1988 | US4777399 High pressure metal vapor discharge lamp |
10/11/1988 | CA1243072A1 High-pressure discharge lamp |
10/11/1988 | CA1243070A1 High-pressure discharge lamp |
10/05/1988 | EP0285396A2 Rare-gas arc lamp having hot cathode |
10/05/1988 | CN88101485A Compact gas discharge tube and method for its manufacture |
09/28/1988 | EP0284576A2 A compact gas discharge tube and a method for its manufacture |
09/28/1988 | CN87104474A High-pressure sodium lamp |
09/27/1988 | US4774636 Automotive headlamp - reflector combination |
09/27/1988 | US4774431 Arc tube wire support |
09/21/1988 | EP0283014A2 Flat fluorescent lamp for liquid crystal display |
09/21/1988 | EP0282739A1 Flash lamp |
09/21/1988 | EP0282657A1 High pressure sodium vapor lamp having unsaturated vapor pressure type characteristics |
09/21/1988 | CN87209967U Electronic long-life fluorescent tube |
09/20/1988 | US4772822 High-pressure discharge lamp having electrodes wound in opposite sense |
09/20/1988 | US4772819 Compact high efficacy fluorescent lamp |
09/13/1988 | US4771207 Discharge lamp assembly |
09/13/1988 | CA1241991A1 Compact electric discharge lamp to standard indandescent socket adaptor |
09/13/1988 | CA1241990A1 Sunlamp |
09/06/1988 | US4769578 High-pressure sodium discharge lamp |
09/06/1988 | US4769576 Metal vapor discharge lamp |
09/06/1988 | CA1241691A1 High pressure sodium vapor lamp with improved ceramic arc tube |
08/30/1988 | US4767965 Flat luminescent lamp for liquid crystalline display |
08/30/1988 | US4767138 Hubless Flange |
08/30/1988 | CA1241365A1 Unsaturated vapor high pressure sodium lamp arc tube fabrication process |
08/25/1988 | WO1988006347A1 Radiation-emitting devices |
08/24/1988 | EP0279254A2 Pre-water based suspension phosphor treatment process |
08/24/1988 | EP0279249A2 High-pressure discharge lamp |
08/24/1988 | EP0279032A2 Passively illuminated display having colour variation |
08/24/1988 | CN88201090U High capability void cathode lamp |
08/24/1988 | CN87216243U Double h shape energy saving fluorescent lamp |
08/23/1988 | US4766348 Single-ended metal halogen lamp and fabrication process employing ionization potential selection of additive gases |
08/23/1988 | US4766347 High-pressure discharge lamp having a lead-through with a protuberance |
08/23/1988 | US4766338 Arc discharge lamp |
08/23/1988 | US4765820 Method of making ceramic arc tube for high-pressure metal-vapor discharge lamp |
08/17/1988 | EP0278477A2 Fluorescent lamp device with incadescent bulb type base cap |
08/17/1988 | EP0278302A1 Flash lamp |
08/17/1988 | CN88200323U Long-lifetime fluorescent tube |
08/16/1988 | US4764301 Boric acid improves temperature-luminescence properties; uniform emission intensity |
08/10/1988 | EP0277811A2 Optically transparent yttrium oxide |
08/10/1988 | EP0277488A1 Discharge lamp, particularly a flash tube |
08/10/1988 | CN88100435A 气体放电灯 Discharge |
08/09/1988 | CA1240219A1 Light diffusive coating, a method of forming the coating, and a lamp having the coating |
08/04/1988 | DE3731134A1 High-pressure metal halide lamp with a low colour temperature and good colour reproduction |
08/03/1988 | EP0276888A2 Gas-discharge lamp |
08/03/1988 | EP0276514A1 Metal halide lamp |
08/03/1988 | CN87213588U Speedy starting durable cold cathode fluorescent lamp |
08/02/1988 | US4761390 Densification |