Patents for H01J 61 - Gas-discharge or vapour-discharge lamps (29,612) |
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07/14/1994 | DE4317800A1 Fluorescent-gas type display device |
07/13/1994 | CN2171921Y Emitter type fluorescent lamp tube |
07/12/1994 | US5329203 Flat cold cathode fluorescent lamp with improved luminance |
07/07/1994 | WO1994015354A1 High performance projector |
07/07/1994 | WO1994015350A1 Diode structure flat panel display |
07/07/1994 | CA2152471A1 Diode structure flat panel display |
07/06/1994 | EP0605248A2 Metal halide discharge lamp suitable for an optical light source |
07/06/1994 | EP0605218A1 Aqueous phosphor coating suspension for lamps |
07/06/1994 | CN1088895A Glass composition suitable for use in electric lamps, stem manufactured from this glass composition and fluorescent lamp having a lamp envelope of this glass composition |
07/05/1994 | US5327049 Electrodeless low-pressure discharge lamp with plasma channel |
07/05/1994 | US5327046 High pressure discharge lamp having overcurrent fuse protection |
07/05/1994 | US5327045 Gas discharge electrodes and lamps |
07/05/1994 | US5327042 Metal halide lamp |
06/30/1994 | DE4333441A1 Discharge vessel for voltage controller |
06/29/1994 | EP0604221A1 Fluorescent lamp |
06/29/1994 | EP0604220A1 Fluorescent and incandescent lamp assembly |
06/29/1994 | EP0604207A1 Arc tube for a metal halide lamp |
06/29/1994 | EP0603933A1 Glass composition suitable for use in electric lamps, stem manufactured from this glass composition and fluorescent lamp having a lamp envelope of this glass composition |
06/29/1994 | EP0417280B1 Electrode for discharge light source |
06/29/1994 | CN2170579Y Electronic energy-saving fluorescent lamp |
06/29/1994 | CA2110005A1 Fluorescent lamp having high resistance conductive coating and method of making same |
06/28/1994 | US5325017 High-pressure discharge lamp having solid state getter mounted on bimetallic element |
06/28/1994 | US5325016 Mercury vapor lamp with terbium-activated gadolinium borate luminescent layer |
06/23/1994 | WO1994014179A1 Planar fluorescent lamp having a serpentine chamber |
06/23/1994 | DE4342013A1 Einrichtung zum Abstützen und Abdichten der Zuleitungsstruktur einer Lampe Means for supporting and sealing the lead structure of a lamp |
06/23/1994 | CA2112091A1 Apparatus for shortening stabilization time in high output compact fluorescent lamps |
06/23/1994 | CA2112064A1 Compact fluorescent lamp having incandescent lamp starting aid |
06/23/1994 | CA2112063A1 Metal halide lamp |
06/22/1994 | EP0603014A1 Electrodeless lamp bulb |
06/22/1994 | EP0602927A1 Coated arc tube for sodium vapor lamp |
06/22/1994 | EP0602746A1 Electrodeless discharge lamp |
06/22/1994 | EP0602530A2 Method for producing a vacuum-tight seal between a ceramic and a metallic part, especially for discharge vessels and lamps |
06/22/1994 | EP0602529A2 High-pressure discharge lamp having a ceramic discharge vessel |
06/22/1994 | CN2169923Y Long life compact fluorescence lamp |
06/22/1994 | CN2169922Y Combined cathode fluorescent lamp |
06/21/1994 | US5323091 Starting source for arc discharge lamps |
06/21/1994 | US5323087 Ultraviolet radiation starting source and lamp containing same |
06/21/1994 | US5323085 Metal halide high-pressure discharge lamp with a fill containing hafnium and/or zirconium |
06/19/1994 | CA2111426A1 Electrodeless lamp bulb |
06/19/1994 | CA2103424A1 Coated arc tube for sodium vapor lamp |
06/15/1994 | EP0601893A1 Fluorescent lamp |
06/15/1994 | CN2169208Y Fluorescent dual-layer lamp tube |
06/15/1994 | CA2111145A1 Glass composition suitable for use in electric lamps, stem manufactured from this glass composition and fluorescent lamp having a lamp envelope of this glass composition |
06/14/1994 | US5321335 Containing specific percentages of each; bonding ceramic or refractory metal to ceramic |
06/14/1994 | US5320562 Capped electric lamp |
06/12/1994 | CA2110959A1 Compact fluorescent lamp for incandescent lamp replacement |
06/09/1994 | DE4241314A1 Compact gas discharge lamp with socket adaptor - has built-in starter circuit and contacts engaged by electrode contacts of gas discharge envelope |
06/08/1994 | EP0600366A1 Samarium-activated phosphor |
06/08/1994 | CN2168336Y Long Service-life fluorescence lamp |
06/08/1994 | CN2168335Y Energy-saving high irradiance ultraviolet light tube |
06/08/1994 | CN1087749A High-pressure discharge lamp |
06/07/1994 | US5319282 Planar fluorescent and electroluminescent lamp having one or more chambers |
06/01/1994 | EP0599624A1 Lamp base inner shell |
06/01/1994 | EP0599581A1 Starting source and method of fabrication |
06/01/1994 | EP0599229A1 Cadmium/rare gas discharge lamp of the short arc type, as well as projection exposure device using the same |
06/01/1994 | EP0598987A1 Doped quartz glass, process for its manufacture and electric lamp comprising doped quartz glass components |
05/31/1994 | US5317232 AC/DC-operable glow discharge starter having two bimetals |
05/31/1994 | CA1329880C Increasing the oxidation resistance of molybdenum and its use for lamp seals |
05/26/1994 | WO1994011897A1 Discharge lamp |
05/25/1994 | EP0598539A2 Tantala-silica interference filters and lamps using same |
05/25/1994 | CN2166520Y High-efficient, low-voltage electronic neon lamp |
05/25/1994 | CN2166519Y Non-filament fluorescent lamp |
05/25/1994 | CN1087207A High voltage discharging tube with cap |
05/25/1994 | CN1087068A Process and apparatus for application of suspension onto inner wall of single curved glass tube |
05/25/1994 | CN1024728C High-pressure mercury vapour discharge lamp |
05/25/1994 | CA2109695A1 Lamp base inner shell |
05/25/1994 | CA2109694A1 High pressure sodium lamp starting aid |
05/24/1994 | US5315211 Insulator for fluorescent lamp |
05/24/1994 | US5314723 Phosphor particles in resin; heating to decompose resin |
05/19/1994 | DE4238324A1 Removal of dangerous contaminants from oxygen-contg. gases - gas stream is treated with ozone as well as with UV-light |
05/18/1994 | EP0597679A1 Means for supporting and sealing the lead structure of a lamp and method for making such lamp |
05/17/1994 | US5313488 Ring laser discharge starting concept |
05/11/1994 | EP0596735A1 Arc tube with a starting source |
05/11/1994 | EP0596676A1 High-pressure sodium discharge lamp |
05/11/1994 | EP0596548A1 Low-pressure mercury discharge lamp |
05/11/1994 | DE4307884C1 Lamp for photochemical reactor has outer tube connected to head section. - with elastic seals between open end of tube and inner wall of head section are compressed by screws to hold and seal tube in place |
05/10/1994 | US5311097 Fluorescent lamp apparatus for avionics liquid crystal displays |
05/10/1994 | US5310374 Electric lamp with foil seal construction and method of producing the same |
05/10/1994 | CA2005582C High pressure discharge lamp with incandescent filament for starting |
05/05/1994 | DE4317252C1 Gas discharge lamp - has breakage protection provided by grid incorporated in transparent envelope enclosing discharge vessel |
05/04/1994 | EP0595627A1 Fluorescent lamp with improved CRI and brightness |
05/04/1994 | EP0595527A1 Fluorescent lamps with high color-rendering and high brightness |
05/04/1994 | EP0595412A1 Unit of electric lamp and reflector |
05/04/1994 | EP0595399A2 High pressure discharge lamp provided with a thick film resistor in an outer envelope and a thick film resistor therefore |
05/04/1994 | EP0595398A2 A high pressure discharge lamp having overcurrent fuse protection |
05/04/1994 | CN2164113Y High-power fluorescent lamp |
05/03/1994 | WO1994010701A1 Shrouded pin electrode structure for rf excited gas discharge light sources |
05/03/1994 | US5309069 Phosphors with improved lumen output and lamps made therefrom |
05/03/1994 | US5309062 Three-way compact fluorescent lamp system utilizing an electronic ballast having a variable frequency oscillator |
05/03/1994 | US5309061 Compact fluorescent lamp having incandescent lamp starting aid |
05/03/1994 | US5309058 Seal construction arrangement for an electrodeless high intensity discharge lamp |
05/03/1994 | CA2127099A1 Shrouded pin electrode structure for rf excited gas discharge light sources |
04/29/1994 | CA2109163A1 Fluorescent lamp with improved cri and brightness |
04/28/1994 | DE4235743A1 High power emitter esp. UV excimer laser with coated internal electrode - in transparent dielectric tube and external electrode grid, which has long life and can be made easily and economically |
04/27/1994 | EP0594424A1 Fluorescent lamp with enhanced phosphor blend |
04/27/1994 | CN2163444Y Integral double U-shape energy saving fluorescent lamp |
04/27/1994 | CN2163443Y Integrated lamp |
04/27/1994 | CA2108986A1 High pressure discharge lamp provided with a thick film resistor in an outer envelope and a thick film resistor therefore |
04/24/1994 | CA2108750A1 Metal halide arc discharge lamp having short arc length |
04/22/1994 | CA2108749A1 Fluorescent lamp with enhanced phosphor blend |