Patents
Patents for F21Y 103 - Elongated light sources, e.g. fluorescent tubes (5,303)
03/1989
03/30/1989DE3730157A1 Extremely asymmetrical BAP-true luminaire
03/22/1989EP0307758A2 A troffer
02/1989
02/28/1989US4809142 Integrated lighting device
02/23/1989DE3826676A1 Luminaire for compact fluorescent lamps
01/1989
01/17/1989US4799134 Optical reflector system for fluorescent lighting fixtures
01/03/1989US4796168 Lighting fixture for fluorescent lamps
11/1988
11/22/1988US4787018 Outdoor electric lighting fixture
10/1988
10/20/1988WO1988008101A1 Electric light fitting
10/18/1988US4779178 Compact fluorescent lighting apparatus
09/1988
09/13/1988US4771370 Leg strap for U-shaped lamp
09/01/1988DE3705536A1 Luminaire
08/1988
08/04/1988DE3701841A1 Ceiling light, in particular for living and working rooms
08/04/1988DE3701839A1 Ceiling light, in particular for living and working rooms
06/1988
06/29/1988EP0272681A2 Lighting system
06/28/1988US4753603 Wholly enclosed armature arrangement for fluorescent tubes
05/1988
05/31/1988US4748543 Hidden source fluorescent light wash fixture
05/24/1988US4747033 Illuminating device
05/24/1988US4747027 Fluorescent lamp light unit
05/17/1988US4744767 Swingable socket for lamps
02/1988
02/16/1988US4725931 Cove fixture
02/11/1988DE3625501A1 2-component drawing board light system
02/04/1988DE3626081A1 Emitter (radiator, light source)
02/02/1988US4723200 Electric light holder
02/02/1988US4723199 Tubular electric lamp fixture
01/1988
01/12/1988US4719546 Fluorescent lighting apparatus
10/1987
10/14/1987EP0241402A2 Lighting installation with a plurality of lighting units
09/1987
09/29/1987CA1227526A1 Fluorescent lamp system
09/23/1987EP0238010A2 Lighting apparatus
08/1987
08/13/1987DE3604319A1 Device for joining lighting busway cover tubes having a longitudinal slot
07/1987
07/28/1987US4683526 Asymmetric lamp
07/01/1987EP0226894A2 Housing
06/1987
06/25/1987DE3545513A1 Luminaire frame
06/16/1987US4674016 Lighting apparatus
05/1987
05/19/1987US4667275 Luminaire for indirect lighting
04/1987
04/21/1987US4660131 Method for indirect lighting
04/15/1987EP0217850A1 Wholly enclosed armature arrangement for fluorescent tubes.
12/1986
12/30/1986EP0206472A2 Lighting fixture
11/1986
11/25/1986US4624513 Lamp holder assembly having rotatable base shell
11/12/1986CN86102474A Light reflector system
10/1986
10/22/1986EP0198423A2 Lamp holder assembly having rotatable base shell
10/14/1986US4617612 High efficiency task lighting fixture
10/09/1986WO1986005857A1 Wholly enclosed armature arrangement for fluorescent tubes
10/01/1986EP0195980A2 Attachment for a lamp holder
09/1986
09/17/1986EP0194590A2 Elongate lighting fixture with built-in reflector
07/1986
07/16/1986EP0187296A2 Housing with a tiltable lamp holder for unilaterally socketed flourescent lamps
07/08/1986US4599684 Light reflector system
07/01/1986US4598344 Elongated lamp, particularly fluorescent lamp
06/1986
06/24/1986US4597035 Lamp structure
05/1986
05/06/1986US4587601 Combined flood and spot light incorporating a reflector member of circular and parabolic longitudinal cross section
05/06/1986US4587600 Lighting fixture
04/1986
04/30/1986EP0179453A1 Lighting fixture for humid environments
04/01/1986US4580200 Lighting fixture
02/1986
02/04/1986US4569004 Cove light fixture
01/1986
01/14/1986US4564890 Outdoor lighting fixture using U-shaped fluorescent lamp
12/1985
12/31/1985US4562517 Reflector systems for lighting fixtures and method of installation
11/1985
11/19/1985US4554619 Lamp with a linear light source
08/1985
08/21/1985EP0151999A1 Lighting unit for a single-cap lamp
08/21/1985EP0151850A2 Reflector systems for lighting fixtures and methods of installing such system
08/20/1985US4536830 Reflector assembly for lamp fixtures
08/06/1985US4533981 Light cornice
05/1985
05/28/1985US4520436 Lamp apparatus
05/22/1985EP0142432A2 Closed fitting for tubular discharge lamps
04/1985
04/24/1985EP0138746A1 Lighting fixture with an accessory linear light source
04/09/1985CA1185321A1 Hydraulic motor driven electric generating unit
03/1985
03/12/1985US4504891 Fluorescent lamp system
02/1985
02/13/1985EP0132687A1 Lighting fixture for a compact fluorescent lamp
02/12/1985US4499529 Light reflector
03/1984
03/06/1984US4435744 Explosion-proof fluorescent light fixture
02/1984
02/07/1984US4430693 Illuminating device for underground mining
01/1984
01/10/1984CA1160195A1 Mine lamp
12/1983
12/27/1983US4423474 Mine lamp
09/1983
09/28/1983EP0089713A1 Lighting fitting
09/06/1983US4403275 Wattless lamp assembly
06/1983
06/29/1983EP0082420A1 Lighting fixture frame
06/08/1983EP0080703A2 Tubular screen for electric fluorescent tubes and the like
09/1982
09/30/1982WO1982003260A1 Electrical power units
09/28/1982US4352148 Equipment corner notch-mounted triangular enclosure for tubular light source
07/1982
07/27/1982CA1128482A1 Wrap-around parabolic light fixture and method for manufacture
07/06/1982US4338653 Versatile fluorescent lighting fixture
06/1982
06/30/1982EP0054595A1 Watertight lighting fitting for tubular lamps
10/1981
10/28/1981EP0038616A1 An electric lighting unit
09/1981
09/15/1981US4290096 Light fixture
08/1981
08/04/1981US4282564 Triangular enclosure for tubular light source
04/1981
04/07/1981US4261030 Wrap-around parabolic light fixture and method for manufacture
03/1981
03/24/1981CA1098097A1 Removable dust-free lamp unit with contactless switch
02/1981
02/03/1981US4249234 Portable luminaire with fluorescent lantern
01/1981
01/27/1981US4247884 Fluorescent mine lighting fixture
01/20/1981US4246629 Fluorescent light fixture
12/1980
12/11/1980WO1980002735A1 Luminaire for indirect lighting
10/1980
10/21/1980US4229779 Luminaire with arcuate reflector
10/01/1980EP0016609A1 Lighting fixture and method of manufacture
01/1980
01/29/1980US4186432 Lamp for use in subterranean applications
01/01/1980US4181929 Portable illuminating tower
10/1979
10/02/1979CA1063571A1 High intensity discharge lamp for use in explosive atmospheres such as mines
09/1979
09/19/1979EP0004234A2 Lighting fixture and process for manufacturing a reflecting surface therefor
05/1979
05/22/1979US4156270 Outdoor lighting fixture
02/1979
02/06/1979US4138713 Light fixture
01/1979
01/02/1979US4133024 Behind the scene lights
02/1978
02/14/1978US4074124 Illumination apparatus for simulating night, dawn and morning, mid-day and afternoon and dusk natural light conditions
01/1978
01/17/1978US4069415 High intensity discharge lamp for use in explosive atmospheres such as mines
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