Patents
Patents for H01J 61 - Gas-discharge or vapour-discharge lamps (29,612)
06/1984
06/19/1984CA1169468A1 Electrode for discharge lamp with yttrium and lanthanum oxide electron emission material
06/19/1984CA1169466A1 Luminescent screen and low-pressure mercury vapour discharge lamp comprising such a screen
06/13/1984EP0110645A2 Improvements in photoprinting lamps
06/13/1984EP0110249A2 High pressure sodium lamp having improved coloring rendition
06/13/1984EP0110248A2 High pressure sodium lamp having improved efficacy
06/13/1984EP0110054A1 High pressure discharge lamp with a socket and fitting holder
06/12/1984US4454451 Circular fluorescent lamp unit
06/12/1984US4454450 Vertical running, high brightness, low wattage metal halide lamp
06/12/1984US4454448 Inter-channel isolation scheme for compact, folded discharge lamps
06/12/1984US4454447 Zirconium dioxide, zro2
06/05/1984US4453106 Compression base lamp
06/05/1984CA1168693A1 Low wattage metal halide arc discharge lamp
05/1984
05/30/1984EP0109757A2 Improvements in end closure members for discharge lamps
05/29/1984US4451757 Fluorescent lamp having improved maintenance
05/29/1984US4451418 Method for forming a green body of ceramic arc tubes used for a metal vapor discharge lamp and a molding die for forming said tube
05/29/1984CA1168292A1 Plastic based glass halogen lamp
05/29/1984CA1168291A1 Sealing compositions for discharge lamp arc tubes
05/22/1984US4450383 Electric arrangement for starting and supplying a low-pressure discharge lamp
05/22/1984US4449948 Method of introducing sodium amalgam into lamps and lamp containing sodium amalgam particles
05/22/1984CA1167974A1 Method and apparatus for starting high intensity discharge lamps
05/22/1984CA1167973A1 Low energy starting aid for high intensity discharge lamps
05/22/1984CA1167900A1 Method for effectively contacting manganese-activated zinc silicate phosphor with antimony oxide during phosphor coating, and resulting lamp
05/16/1984EP0108443A1 Low pressure mercury vapour discharge lamp
05/16/1984EP0108122A1 Flash lamp and circuitry for use with an incandescent light
05/16/1984EP0108092A1 Method for operating three-phase lamps
05/15/1984US4449072 Compact fluorescent lamp
05/15/1984US4449071 Fluorescent lamp device
05/08/1984US4447759 Starter for igniting an electric discharge tube
05/08/1984US4447756 Fluorescent lamp with layer of plural phosphors having different particle sizes
05/01/1984US4446397 High intensity discharge lamp with infrared reflecting means for improving efficacy
05/01/1984US4446048 Luminescent materials
04/1984
04/24/1984US4445073 Intimate contact starting aid for arc lamps
04/24/1984US4445069 Low-pressure discharge lamp
04/24/1984US4445068 Low-pressure mercury vapor discharge lamp with internal glass fibers
04/24/1984US4445067 High pressure metal vapor discharge lamp with radioactive material impregnated in ceramic
04/17/1984US4443738 Fluorescent lamp having support wires made with austenitic steel
04/17/1984US4443734 High intensity discharge lamp with arc spreading means
04/17/1984US4443390 Melting, dropping
04/17/1984CA1165801A1 Metal halide incandescent lamp
04/17/1984CA1165799A1 Fluorescent lamp having improved barrier layer
04/17/1984CA1165797A1 Compact lamp unit having plug-in fluorescent lamp and module components
04/11/1984EP0105230A2 Triggering and cooling apparatus for laser flashlamps
04/10/1984US4442379 High pressure sodium vapor lamp having resistance heater means
04/10/1984US4442378 High pressure sodium vapor lamp having resistance heater means
04/10/1984CA1165378A1 Vacuum-tight assembly
04/10/1984CA1165377A1 Vacuum-tight assembly
04/10/1984CA1165376A1 Metal vapor lamp having internal coating for extending condensate film
04/10/1984CA1165375A1 Metal vapor lamp having internal means promoting condensate film formation
04/10/1984CA1165374A1 Universal burning ceramic lamp
04/10/1984CA1165373A1 Refractory helical overwound electrode for high pressure metal vapor lamp
04/04/1984EP0104594A2 Double-enveloped lamp
04/03/1984US4441050 Single-ended low pressure discharge lamp and method of manufacture
04/03/1984US4441049 Cerium activated
04/03/1984US4441048 Cathode for a gas discharge tube
04/03/1984US4441045 Low-pressure sodium vapor discharge lamp
04/03/1984CA1164925A1 Low-pressure mercury vapour discharge lamp
04/03/1984CA1164924A1 Luminescent materials
04/03/1984CA1164922A1 High intensity discharge lamp with integral means for arc extinguishing
03/1984
03/27/1984US4439711 Metal vapor discharge lamp
03/20/1984US4438373 Low pressure metal vapor discharge lamp
03/20/1984CA1164038A1 Ceramic arc tube of metal vapour discharge lamps and a method of producing the same
03/20/1984CA1164037A1 High pressure arc discharge lamp having concave shaped outer jacket
03/14/1984EP0102671A2 High intensity vapour discharge lamp
03/13/1984US4437039 Starting arrangement for high-intensity-discharge sodium lamp
03/13/1984US4437038 Hollow cathode lamp with improved stability alloy for the cathode
03/07/1984EP0030545B1 Cool white lamp using a two-component phosphor
03/06/1984US4435670 Energy conserving instant-start series-sequence fluorescent lamp system with overcurrent protection
03/06/1984US4435669 Arc tube construction
03/06/1984CA1163310A1 Thermal interruption switch for a gaseous discharge lamp auxiliary means
03/06/1984CA1163306A1 High-pressure sodium vapour discharge lamp
03/01/1984WO1984000855A1 Low voltage operation of arc discharge devices
02/1984
02/29/1984EP0101519A1 Metal vapor discharge lamp
02/28/1984US4434385 Discharge lamp device
02/28/1984US4433994 Method of manufacturing curved discharge tubes
02/28/1984CA1162971A1 Metal halide lamp containing thi.sub.4 with added elemental cadmium or zinc
02/28/1984CA1162970A1 Envelope seal structure for metal vapor arc lamp
02/28/1984CA1162969A1 Lighting source for line by line analysis of documents
02/22/1984EP0101013A2 Onesided base compact fluorescent lamp
02/21/1984US4433272 High-pressure discharge lamp
02/21/1984US4433271 High pressure discharge lamp
02/21/1984US4433265 Cooled discharge lamp having a fluid cooled diaphragm structure
02/21/1984CA1162594A1 Method and apparatus for starting high intensity discharge lamps
02/21/1984CA1162593A1 Discharge lamp apparatus
02/14/1984US4432043 Combined fluorescent lamp and spotlight
02/14/1984US4431945 High pressure metal vapor discharge lamp
02/14/1984US4431942 Color-corrected hid mercury-vapor lamp having good color rendering and a desirable emission color
02/14/1984US4431941 Fluorescent lamp having double phosphor layer
02/14/1984CA1162223A1 High-pressure sodium lamp
02/08/1984EP0100122A1 Low-pressure mercury vapour discharge lamp
02/08/1984EP0100121A2 Compact fluorescent lamp unit having segregated air-cooling means
02/08/1984EP0100091A2 Ceramic seal for high pressure sodium vapor lamps
02/08/1984EP0099895A1 Production of light from a fluorescent tube with reduction of the dazzling
02/07/1984USRE31519 Lead-in seal and lamp utilizing same
02/01/1984EP0099607A1 Electric reflector lamp
01/1984
01/31/1984CA1161490A1 Method of producing a low-pressure mercury vapour discharge lamp
01/31/1984CA1161234A1 Sterilization by use of flash discharge lamp
01/25/1984EP0098858A1 Power supply conductor, essentially for vacuum apparatus, and manufacturing method thereof.
01/24/1984US4427919 Mercury holder for electric discharge lamps
01/24/1984CA1161098A1 Current supply member support for high-pressure discharge lamp
01/24/1984CA1161097A1 Low-pressure mercury vapour discharge lamp