Patents
Sitemap › F21 - Lighting › F21V - Functional features or details of lighting devices or systems thereof; Structural combinations of lighting devices with other articles, not otherwise provided for › F21V 23 - Arrangement of electric circuit elements in or on lighting devices
Patents for F21V 23 - Arrangement of electric circuit elements in or on lighting devices (46,764)
05/1990
05/30/1990EP0370825A2 Light fixture connector
05/29/1990US4929192 Connection and fixing system for electronic unit
05/29/1990US4929187 Light fixture connector
05/23/1990EP0369586A2 Runway lighting system
05/23/1990EP0368874A1 Fluorescent reflector lamp assembly
05/17/1990WO1990005268A1 A portable illumination device
05/15/1990US4926299 Portable flashlight
05/15/1990CA1269082A1 Flashlight
05/10/1990DE3837833A1 Workplace luminaire with switch
05/08/1990CA2002084A1 Portable illumination device
05/03/1990WO1990004738A1 Switch for portable light source
05/01/1990US4922089 Constant color temperature and intensity illumination source
05/01/1990US4921429 Rotatable bulb socket assembly
04/1990
04/26/1990DE3835691A1 Stand for a low-voltage floor standard luminaire
04/25/1990EP0364643A1 Housing for mounting in a support for an electrical fixture, particularly a street lighting column or a hollow pole
04/12/1990DE3834554A1 Emergency luminaire for mining operations (underground mining)
04/10/1990US4916594 Circuit-protected portable power pack
04/10/1990US4916588 A flashlight with focus and switch control
04/03/1990US4914555 Rechargeable flashlight
04/03/1990US4914545 Cassette case light
03/1990
03/20/1990US4910706 Analog memory for storing digital information
03/20/1990US4910651 High wattage insulated ceiling lighting fixture
03/08/1990DE3829337A1 Contactless connection and automatic adjustment of the foldable parts of a luminaire, as well as switching them on and off without sliding contacts
03/07/1990CN2054248U Lamp set for boosting and regulating voltage of incandescent light
03/06/1990US4907139 Photocontrol device for grade mounted light fixture
03/06/1990US4905941 Support for lightpole cables
03/01/1990DE3828694A1 Luminaire
02/1990
02/20/1990US4903179 Indoor/outdoor light decoration
02/08/1990DE3923108A1 Video luminaire
02/06/1990US4899265 Miniature flashlight
01/1990
01/31/1990EP0353055A1 Flexible conductive strip
01/23/1990US4896260 Data processor having integrated circuit memory refresh
01/16/1990US4894759 Pre-wired unitary support assembly for floodlights
01/09/1990US4893221 Portable light
12/1989
12/28/1989DE3829073C1 Safety discharge system for accumulators
12/27/1989EP0347867A2 Lighting system
12/05/1989US4885666 Touchably-operating miniature flashlight
11/1989
11/30/1989WO1989011727A1 Fluorescent reflector lamp assembly
11/28/1989US4883340 Solar lighting reflector apparatus having slatted mirrors and improved tracker
11/28/1989CA1263461A1 Surface lining for feeding an electrical receiver at various positions on the surface
11/21/1989US4882566 Safety control system for a hospital bed
11/16/1989DE3815650A1 Ceiling fitting or wall fitting
11/08/1989EP0340532A2 Low-voltage lamp
11/07/1989US4879638 Spotlight arrangement
11/07/1989US4879637 Light control circuit for vanity mirror assembly
11/02/1989EP0340047A2 Single cell flashlight
10/1989
10/31/1989US4878107 Touch sensitive indicating light
10/26/1989DE3812667A1 Luminaire housing for street lamps
10/24/1989US4876633 Lighting system
10/19/1989DE3811740A1 Low-voltage illumination system
10/19/1989DE3811496A1 Luminaire having a plurality of light sources of low-voltage halogen lamps
10/18/1989EP0337016A1 Framework-like bus bar device for lighting purpose
10/17/1989US4875147 Delayed action flashlight
10/17/1989US4874991 Touch controlled multiple position lamp
10/11/1989EP0336601A2 Decorative lighting system
10/10/1989USRE33089 Position sensing and indicating device
10/10/1989US4873469 Infrared actuated control switch assembly
10/05/1989DE3809623A1 High pressure discharge lamp of low power
10/04/1989EP0334882A1 Arrangement for an attachment for an electrical device.
10/03/1989US4872095 Entrance door night light
09/1989
09/26/1989US4870559 Intelligent transducer
09/26/1989US4870549 Built-in ceiling light
09/21/1989DE3807714A1 Mounting for an adjustable luminaire
09/14/1989DE3806638A1 Pendant ceiling luminaire having halogen lamps
09/14/1989DE3806486A1 Filament lamp, in particular table lamp
09/12/1989US4866583 Sectional structure for mounting spot lights for fitting out of rooms and other
09/12/1989US4866580 Ornamental lighting device
09/06/1989EP0331508A2 A lighting appliance
09/06/1989EP0331347A2 Fluorescent light fitting and system
09/05/1989US4864474 Single cell flashlight
08/1989
08/24/1989DE3903203A1 Electric luminaire
08/15/1989US4858092 Cordless conducting means for lamp
08/15/1989US4857885 Battery couplings to portable signals with long periods out of service
08/02/1989EP0325922A2 Portable lamp, particularly a pocket lamp
08/02/1989CN2042148U Explosion-isolating high-efficiency energy-saving tricolour fluorescent lamp for mine
07/1989
07/27/1989DE3801200A1 Suspension for low-voltage halogen pendant lamps
07/27/1989DE3642890A1 Electronic, cable-independent lamp chain for decorative purposes
07/25/1989US4851974 Flashlight
07/25/1989US4851740 Lamp holder including a centrally operated switch by means of carrier current transmission
07/13/1989DE3844390A1 Elektrisch betriebene einheit mit integrierter batterie Electrically operated unit with integrated battery
06/1989
06/29/1989DE3741852A1 Connecting element
06/26/1989EP0243411A4 Touch sensitive indicating light.
06/20/1989US4841417 Tailcap switch-focus flashlight
06/13/1989CA1255740A1 Lamp holder assembly having rotatable base shell
06/08/1989DE3744482A1 Illuminating system
06/06/1989US4837669 Low profile industrial luminaire
06/06/1989US4837667 Lighting system with lamps arranged between two low-voltage conductors
05/1989
05/31/1989EP0318147A1 Wheel mounted safety light
05/24/1989DE3738563A1 Workplace light fixture
05/24/1989CN2038192U Multi-function lamp base of lamps and lanterns
05/23/1989US4833577 Light source in a subdivided arrangement
05/23/1989US4833575 Brightness equalizing light filter system
05/18/1989WO1989004436A1 Lighting device
05/17/1989CN1032974A Durable fluorescent lamp
05/10/1989CN1032853A Tailcap switch-focus flashlight
05/09/1989US4829412 Spotlight arrangement
04/1989
04/27/1989DE3735217A1 Electric decorative candle
04/26/1989EP0313285A2 Rechargeable miniature flashlight
04/25/1989US4825364 Monolithic data processor with memory refresh
04/20/1989DE3832860A1 Furniture attachment luminaire
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