| Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776) |
|---|
| 06/16/1988 | WO1988004517A1 Programmable multicircuit wall-mounted controller |
| 06/15/1988 | CN87200677U Bulb long life device |
| 06/14/1988 | US4751622 Solar powered construction light |
| 06/14/1988 | US4751433 Device permitting of economizing electric lighting energy |
| 06/07/1988 | US4749917 Responsive to a remote radio signal transmitter |
| 06/01/1988 | CN87212907U Light regulating device for incandescent lamp |
| 06/01/1988 | CN87201531U Energy-saving illumination switch |
| 05/31/1988 | CA1237468A1 Photographic lighting apparatus |
| 05/25/1988 | EP0268487A2 Light adjusting apparatus |
| 05/25/1988 | CN87213503U Width modulation type power saving dimmer with no jamming |
| 05/25/1988 | CN87211222U Series switch for any multiple connection |
| 05/24/1988 | US4746809 AC power line signaling system |
| 05/24/1988 | CA1237167A1 Multicolour display device |
| 05/17/1988 | US4745339 Lamp failure detecting device for automobile |
| 05/11/1988 | CN87206941U D.c. decorative lamps and lanterns |
| 05/11/1988 | CN87107576A Electronic equipment for control of fluorescent lamps |
| 05/04/1988 | EP0266207A2 Devices and methods of controlling alternating electric current |
| 04/28/1988 | DE3635682A1 Monitoring device for lamp failure in airfield lighting systems |
| 04/20/1988 | EP0263966A1 Power control system |
| 04/20/1988 | CN87213258U Power-saving remote-control lamp |
| 04/20/1988 | CN87212132U Multifunctional flashlight for the police |
| 04/20/1988 | CN87206272U Contactless light-controlled switch for street lamp |
| 04/19/1988 | US4739226 Dimming circuit having switching transistor protection means |
| 04/13/1988 | EP0263537A1 Method and circuit arrangement for controlling the brightness and the depending temperature of a lamp, espcially for the lighting of an LCD display |
| 04/13/1988 | CN87200871U Lighting control system for multi-storey building |
| 04/13/1988 | CN86209744U Contactless automatic controler for street lamp |
| 04/12/1988 | US4737689 Thermal delay light arrangement |
| 04/07/1988 | DE3632179A1 Circuit for monitoring signal lamps |
| 04/06/1988 | CN87210435U Controller for fluorescent lamp and incandescent lamp |
| 04/05/1988 | US4736138 Apparatus for limiting surge currents in dc-illuminated incandescent lamp |
| 03/30/1988 | EP0261389A1 AC Power supply control, in particular fluorescent light dimming |
| 03/30/1988 | CN87213226U Automatic brightness-adjustable desk lamp |
| 03/30/1988 | CN87204651U Time-controlled switch for illumination |
| 03/29/1988 | US4734625 Control circuit for system for controlling the operation of electric lights |
| 03/24/1988 | DE3729204A1 Steuerleitung fuer eine regulier- bzw. einstellbare elektrische einrichtung Control line for a regulated and adjustable electric device |
| 03/24/1988 | DE3706229A1 Electronic lighting (illumination) switching system |
| 03/22/1988 | US4733138 Programmable multicircuit wall-mounted controller |
| 03/22/1988 | US4733103 Light sensitive switching circuit |
| 03/16/1988 | EP0259456A1 Cover and support plate arrangement for wall mounted devices |
| 03/15/1988 | US4731551 Timed auxiliary power adapter |
| 03/01/1988 | US4728866 Power control system |
| 02/24/1988 | CN86203312U Light-controlled timer |
| 02/23/1988 | US4727296 Lighting scene control panel and control circuit |
| 02/23/1988 | US4727291 Back-up electrical system for lamps |
| 02/23/1988 | CA1233196A1 Ballast circuit having electromagnetic interference (emi) reducing means for an improved lighting unit |
| 02/17/1988 | CN87105479A Method of and circuit arrangement for a brightness and temperature-dependent control of a lamp. more specifically for illuminating a liquid crystal disply |
| 02/03/1988 | CN87201241U Automatic urgent lamp |
| 01/20/1988 | EP0253082A2 Computer controlled lightning system with distributed processing |
| 01/13/1988 | CN87200698U Energy saving and life prolonging lamp controller |
| 01/12/1988 | US4719446 Remote control for combined ceiling fan and light fixture |
| 01/12/1988 | US4719363 System for automatically controlling lights in a room |
| 12/31/1987 | CN87201007U Lamp controller for periodic lighting |
| 12/29/1987 | US4716344 Microprocessor controlled lighting system |
| 12/15/1987 | US4713586 Decorative light sets |
| 12/10/1987 | DE3618790A1 Method for testing a large number of emergency lights in an illumination system, and a test system for carrying out the method |
| 12/02/1987 | CN87203009U Wall dimmer switch |
| 11/25/1987 | EP0246614A2 Apparatus and method for testing incandescent lamps having a glass bulb |
| 11/25/1987 | EP0246472A1 Remote control station |
| 11/19/1987 | DE3616506A1 Method and device for monitoring electrical loads |
| 11/03/1987 | CA1228890A1 Electronic ballast and high frequency supply system for gas discharge lamps |
| 10/20/1987 | US4701675 Apparatus for limiting arc discharge current in incandescent lamp |
| 10/13/1987 | US4700110 Lamp switching |
| 10/08/1987 | DE3610112A1 Stairwell light time switch |
| 10/07/1987 | EP0239653A1 System for feeding and controlling low intensity obstruction lights |
| 10/07/1987 | CN86211037U Control device for color lamps |
| 09/24/1987 | WO1987005744A1 Cover and support plate arrangement for wall mounted devices |
| 09/24/1987 | DE3608869A1 Intelligent light switch (ILS) |
| 09/09/1987 | EP0236147A1 Method and system of checking malfunctions of at least one light source |
| 09/08/1987 | CA1226616A1 Sensor timer for lamps |
| 09/01/1987 | US4691341 Method of transferring digital information and street lighting control system |
| 08/25/1987 | US4689547 Multiple location dimming system |
| 08/11/1987 | CA1225431A1 Excess light turn-off circuit |
| 08/04/1987 | US4684822 Lamp dimmer circuit |
| 07/23/1987 | DE3601665A1 Method for determining the optimum operating life of at least one current-consuming light source, especially a fluorescent tube |
| 07/21/1987 | US4682079 Light string ornament circuitry |
| 07/15/1987 | CN86211020U Indicator lamp |
| 07/14/1987 | CA1224242A2 Electronic candle system |
| 07/07/1987 | US4678926 Christmas tree lighting control |
| 06/30/1987 | US4676403 Method and circuit for timing chemical dispenser operation |
| 06/30/1987 | CA1223629A1 Programmable wall switch |
| 06/23/1987 | US4675578 Electric votive light controller |
| 06/23/1987 | US4675575 Light-emitting diode assemblies and systems therefore |
| 06/23/1987 | US4675574 Monitoring device for airfield lighting system |
| 06/10/1987 | CN86103870A Programmable multiple controller on wall |
| 06/09/1987 | US4672232 Microprocessor operated timing controller |
| 06/09/1987 | CA1222791A1 Lighting control system and method |
| 06/04/1987 | DE3542412A1 Multiple light system |
| 05/26/1987 | US4668895 Driving arrangement for a varying color light emitting element |
| 05/26/1987 | CA1222279A1 Programming and control device for modified lead ballast for hid lamps |
| 05/21/1987 | DE3540680A1 Passive infrared movement receiver |
| 05/05/1987 | US4663521 Infrared radiation controlled switch with a visible light detector |
| 05/05/1987 | CA1221440A1 Time controlled light dimmer |
| 04/28/1987 | US4661717 Load condition determining apparatus |
| 04/07/1987 | US4656475 Method and apparatus for controlling distributed electrical loads |
| 04/07/1987 | US4656398 Lighting assembly |
| 04/07/1987 | US4656351 Method and apparatus for controlling a load |
| 04/01/1987 | CN86202202U Three-purpose electricity-economizing light group and its logic control switch |
| 03/31/1987 | CA1219898A1 System and method of electrically interconnecting multiple lighting fixtures |
| 03/25/1987 | EP0215262A1 Method and circuit device periodically driving multiple radiation-emitting elements |
| 03/12/1987 | DE3531001A1 Monitoring device for low-voltage indicator lamps |