Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776) |
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03/10/1987 | US4649323 Microcomputer-controlled light switch |
03/05/1987 | DE3629593A1 Illumination device having a light source which can be switched on and off automatically |
03/05/1987 | DE3629592A1 Circuit arrangement for a light |
03/03/1987 | US4647929 Network system for navigation lights |
03/03/1987 | US4647788 Infrared radiation bi-level electric control |
03/03/1987 | EP0191838A4 A dimmer power stage. |
02/24/1987 | US4645980 Lighting system having photosensing timing switch circuit |
01/27/1987 | USRE32341 Disco light assembly |
01/22/1987 | DE3525850A1 Electrical switching apparatus |
01/22/1987 | DE3525349A1 Light for operation at low temperatures |
01/21/1987 | EP0209269A2 Emergency sign |
01/20/1987 | US4638412 Automatic pocketbook illuminator |
01/13/1987 | US4636652 Electric circuit control device |
01/13/1987 | US4636241 Take-out mechanism for removing containers from a mould of a glassware forming machine |
01/07/1987 | EP0207922A1 Process and apparatus for the surveillance of beacon lights |
01/06/1987 | US4634933 Photographic illumination apparatus |
12/30/1986 | US4633161 Improved inductorless phase control dimmer power stage with semiconductor controlled voltage rise time |
12/24/1986 | CN85105164A The circuit for fluorescent lamp |
12/17/1986 | EP0205014A2 Monitoring device |
12/16/1986 | US4630248 Sound activated lamp arrangement |
12/16/1986 | US4629946 Neon sign control device |
12/16/1986 | US4629941 Differential illumination sensitive switching circuit |
12/09/1986 | US4628230 Regulated light dimmer control |
12/03/1986 | CN86102632A Lighting switch under minicomputer control |
11/26/1986 | CN86200101U Independent controllable switch |
11/18/1986 | CA1214200A1 Socket with automatic high voltage cut-off |
11/04/1986 | CA1213639A1 Anti-flicker circuit for automatic turn-on of nightlight |
10/14/1986 | US4617614 Electric light fixture |
09/24/1986 | EP0195384A1 Supply circuit for a light emitter which changes colour |
09/16/1986 | US4612480 Circuit arrangement for the radio interference suppression in brightness control devices using the phase gating principle |
09/10/1986 | EP0047783B1 Power circuit control programmable timer |
09/09/1986 | US4611143 Composite light source |
08/27/1986 | EP0191838A1 A dimmer power stage. |
08/26/1986 | US4608561 Time division multiplexing load control system having manual switch for directly controlling loads |
08/12/1986 | US4605882 Electronic jewelry simulating natural flickering light |
08/06/1986 | EP0089984B1 Interference suppressing circuit for phase-controlled light dimmers |
08/05/1986 | CA1209228A1 Electric timing control switch |
07/30/1986 | CN85105264A Fluorescent lamp with the lamp acting as stabilizer |
07/29/1986 | CA1208692A1 Emergency lighting apparatus and systems |
07/01/1986 | US4598286 Method and apparatus for controlling distributed electrical loads |
06/18/1986 | CN85203873U Dimming ballast unit for gas-discharge lamp |
06/17/1986 | US4595860 Automatic indoor lamp unit |
06/17/1986 | CA1206196A1 Electronic candle system |
06/10/1986 | CA1205853A1 Electronic lamp control apparatus |
06/04/1986 | EP0182844A1 Energy control system |
06/03/1986 | US4593234 Programmable apparatus for controlling illuminating lamps |
06/03/1986 | US4593233 Lamp drive circuit |
06/03/1986 | US4593232 Flame simulating apparatus |
05/27/1986 | US4591731 Circuit for controlling the stopping of equipment |
05/20/1986 | US4590471 Electroluminescent (EL) remotely-controlled landing zone marker light system |
05/13/1986 | US4588926 Anti-flicker circuit for automatic turn-on of nightlight |
05/06/1986 | US4587417 Field-adjustable power control arrangement and methods of controlling power and of adjusting the timing thereof |
04/22/1986 | US4584555 Fault indicating circuit for a current consuming load connected to an electronic switching device |
04/01/1986 | US4580099 Device for the remote detection of a failed lamp in a lighting system with a plurality of lamps connected in parallel |
03/25/1986 | US4578593 Two-way electrical control module for a lamp outlet |
03/11/1986 | US4575660 Lighting scene control panel and control circuit |
03/11/1986 | US4575659 Sensor timer for lamps |
02/27/1986 | WO1986001365A1 A dimmer power stage |
02/11/1986 | US4570216 Programmable switch |
01/21/1986 | CA1199672A1 Control module for energy management system |
01/08/1986 | EP0166941A2 Process and control for, but not limited to, the prevention of a load-dependent influence on the state of switches |
01/07/1986 | CA1199078A1 Methods for operation of programmable signal control circuits |
01/02/1986 | EP0166358A1 Network junction control device of an electric circuit |
12/19/1985 | WO1985005753A1 Energy control system |
12/17/1985 | CA1198160A1 Method and apparatus for controlling distributed electrical loads |
12/10/1985 | CA1197899A1 Controller for lamp having more than one light source |
12/03/1985 | CA1197548A1 Centrally controlled lighting installation having a plurality of individually-switchable individual light points, central switch elements and individual light switches therefor |
11/05/1985 | US4551654 Lighting control system and method |
10/29/1985 | US4550276 Buss structures for multiscene manual lighting consoles |
10/23/1985 | EP0158924A1 Neon sign control device |
10/22/1985 | US4549178 Energy control system with transmitter having channel multiplexing and frequency modulation |
10/22/1985 | US4549092 Control system for illumination lamp installed in building equipped with door operation control apparatus |
10/08/1985 | CA1194937A1 Bias control circuit for light-emitting diode having temperature compensation |
09/10/1985 | US4540984 Energy saving control circuit for a light switch and a method therefor |
09/03/1985 | US4538973 Remotely controlled ceiling fan and light circuit |
09/03/1985 | CA1192958A1 Three terminal solid state pilot light |
09/03/1985 | CA1192957A1 Light isolated pilot light |
08/28/1985 | EP0152578A2 Time delay switch-off arrangement |
08/27/1985 | CA1192609A1 Method for adapting high voltage cells or batteries for lower volt rated applications |
08/13/1985 | US4535332 Method and apparatus for controlling distributed electrical loads |
07/30/1985 | CA1191225A1 Time division multiplexing load control system having manual switch means for directly controlling loads |
07/16/1985 | US4529949 Bias control circuit for light-emitting diode having temperature compensation |
07/02/1985 | US4527198 Followspot parameter feedback |
07/02/1985 | US4527093 Exposure amount control device for a copying machine |
06/11/1985 | US4523261 Light source, manually operated |
06/11/1985 | US4523132 Centrally controlled lighting installation having a plurality of individually switched light points central switch elements and individual light switches therefor |
06/11/1985 | US4523128 Remote control of dimmable electronic gas discharge lamp ballasts |
06/04/1985 | US4521843 Programmable wall switch for controlling lighting times and loads |
05/21/1985 | US4518896 Dual voltage lighting fixture |
05/21/1985 | US4518895 Mechanism and method for controlling the temperature and output of a fluorescent lamp |
05/15/1985 | EP0141443A1 Improvements in electric systems for automatically connecting and/or disconnecting electric circuits, specially in lighting |
05/15/1985 | EP0140994A2 Light source with colour filter |
05/14/1985 | US4517499 Flexible light |
04/24/1985 | EP0038852B1 Programmable system for controlling a plurality of distributed electrical loads |
04/16/1985 | US4511895 Method and apparatus for controlling distributed electrical loads |
04/16/1985 | US4511824 Parallel access memory lighting system |
04/09/1985 | US4509508 Endoscope system |
04/02/1985 | US4508997 Lighting control system |
04/02/1985 | US4508994 Heat-sensitive variable-resistance light socket insert |
03/26/1985 | US4507655 Memory device for lighting control purposes |