| Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776) |
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| 03/11/1998 | CN2276237Y Fully automatic photosensitive clock controlled luminous timer |
| 03/10/1998 | US5726900 Ground detection circuit for a three wire power supply |
| 03/10/1998 | US5726629 Lighting fixture with motion detector and announcement device |
| 03/05/1998 | WO1998009111A1 Headlight system for motor vehicles |
| 03/05/1998 | DE19634750A1 Scheinwerfersystem für Kraftfahrzeuge Headlamp system for motor vehicles |
| 03/04/1998 | CA2214659A1 Multi-purpose safety light |
| 03/03/1998 | US5722754 For a screen displaying computer-generated text |
| 02/25/1998 | EP0825805A2 Electric switch with at least one time dependant commutation point |
| 02/25/1998 | EP0825500A1 Method for scheduling of technical events and apparatus to realise said method |
| 02/24/1998 | US5721476 Control circuit for lamps with a melody output |
| 02/24/1998 | US5721471 Lighting system for controlling the color temperature of artificial light under the influence of the daylight level |
| 02/19/1998 | WO1998007300A1 Method and device for the modulation of the intensity of fluorescent lamps |
| 02/19/1998 | WO1997048138A3 Visible light emitting devices including uv-light emitting diode and uv-excitable, visible light emitting phosphor, and method of producing such devices |
| 02/19/1998 | DE19632282A1 Verfahren und Einrichtung zur Helligkeitssteuerung von Leuchtstofflampen Method and apparatus for controlling the brightness of fluorescent lamps |
| 02/18/1998 | EP0823981A1 Bus powered manually actuatable integrated pilot light/contact/communications module |
| 02/13/1998 | CA2205427A1 Timed photocell switch circuit |
| 02/12/1998 | DE19632129A1 Power regulator power supply circuit |
| 02/11/1998 | EP0823191A1 Improvements in or relating to lighting systems |
| 02/10/1998 | US5717601 Monitor circuit for monitoring the operation of a device |
| 02/10/1998 | US5717335 Electric bulb short detection apparatus for traffic signal controller |
| 02/05/1998 | WO1998005188A1 Wall mountable control system with virtually unlimited zone capacity |
| 02/04/1998 | CN2273941Y Arrangement for controlling lighting means for dwelling building's stair |
| 02/03/1998 | US5714848 Variable color discharge lamp |
| 01/29/1998 | DE19630216A1 Vehicle with travel-situation-dependent headlamp control |
| 01/28/1998 | EP0821547A2 Method and apparatus for accommodating multiple dimming strategies |
| 01/27/1998 | US5712615 Remotely actuated light |
| 01/27/1998 | US5712558 For regulating an electrical load |
| 01/24/1998 | CA2181859A1 Control system for a lighting fixture load |
| 01/21/1998 | CN2273088Y Flickering light string arrangement |
| 01/15/1998 | WO1998002020A1 Circuit for signal transmitters with leds |
| 01/15/1998 | DE19627703A1 Device to operate gas discharge lamp under AC-equivalent conditions using DC |
| 01/15/1998 | DE19627475A1 Schaltungsanordnung für Signalgeber in Straßenverkehrsanlagen Circuitry for sensors in road traffic facilities |
| 01/15/1998 | CA2260210A1 Circuit for signal transmitters with leds |
| 01/14/1998 | EP0818945A2 Electrical regulating device for controlling a load current |
| 01/08/1998 | DE19625197A1 Public lighting system for streets and buildings |
| 01/07/1998 | EP0817541A2 Communication and coding system for controlling electrical actuators |
| 01/07/1998 | CN2272180Y Programmable photoelectric street lamp controller |
| 12/31/1997 | WO1997050163A1 Surge-resistant relay switching circuit |
| 12/30/1997 | US5703442 Method and apparatus for interfacing a light dimming control with an automated control system |
| 12/23/1997 | US5701117 Occupancy detector |
| 12/23/1997 | US5701058 Method of calibrating a dimmable lighting system |
| 12/18/1997 | WO1997048255A1 Automatic light controller |
| 12/18/1997 | WO1997048138A2 Visible light emitting devices including uv-light emitting diode and uv-excitable, visible light emitting phosphor, and method of producing such devices |
| 12/18/1997 | DE19623481A1 Automatische Leuchtensteuerungsvorrichtung Automatic lamp control device |
| 12/17/1997 | CN2271088Y Contactless photoelectric automatic controller for street lamp |
| 12/17/1997 | CN2271087Y Modular stroboscopic controller |
| 12/16/1997 | US5699243 Motion sensing system with adaptive timing for controlling lighting fixtures |
| 12/16/1997 | US5697182 Fishing lure |
| 12/11/1997 | WO1997047162A1 Miniature electrical switching apparatus |
| 12/10/1997 | CN2270337Y Stair lamp power supply controller for multi-storey building multi-users |
| 12/10/1997 | CN1167227A Romote action lamp |
| 12/04/1997 | WO1997046055A1 Series connected light string with filament shunting |
| 12/04/1997 | DE19619909A1 Electronic time switch e.g. for control of lighting in stairwell and entrance halls |
| 12/03/1997 | EP0809922A1 Occupancy sensor and method of operating same |
| 12/03/1997 | EP0673520A4 Programmable lighting control system with normalized dimming for different light sources. |
| 12/03/1997 | CN1166911A System and method for optimizing energy efficiency of building system for target energy consumption level |
| 11/27/1997 | WO1997044720A1 Home and building automation system |
| 11/27/1997 | WO1997044615A1 Lighting device for signalling on and identification and marking of airport traffic areas |
| 11/27/1997 | WO1997044614A1 Lighting device for signalling, identification or marking |
| 11/27/1997 | WO1997044613A1 Lighting device for signalling, identification or marking |
| 11/27/1997 | WO1997044612A1 Lighting device for airports, in particular flush lighting |
| 11/27/1997 | DE19721673A1 Illumination device for airports, esp. underfloor lighting for runways and taxiways |
| 11/27/1997 | DE19620931A1 Safety device for vehicle speed controller |
| 11/27/1997 | CA2255976A1 Lighting device for signalling, identification or marking |
| 11/27/1997 | CA2255963A1 Lighting device for signalling on and identification and marking of airport traffic areas |
| 11/25/1997 | US5691605 For an electric lamp |
| 11/25/1997 | US5691604 Method and circuit system for controlling a lighting electronics appliance |
| 11/20/1997 | WO1997043880A1 Ballast circuit |
| 11/20/1997 | WO1997043705A1 Control system and device for controlling the luminosity in a room |
| 11/19/1997 | EP0808082A1 Hands-free illumination system controlled by the mouth |
| 11/19/1997 | EP0808081A1 Lighting device of automatic switch-on and switch-off type |
| 11/19/1997 | EP0807877A1 System and control device for controlling the brightness of a space |
| 11/18/1997 | US5689261 Remote control system for ceiling fan and light |
| 11/13/1997 | DE19715681A1 System for simulating natural lighting conditions in aquarium |
| 11/13/1997 | DE19619175A1 Arrangement for generating light display e.g. for lectures and film shows |
| 11/13/1997 | DE19619022A1 Small drinking water tank has submerged UV light emitter |
| 11/12/1997 | EP0711498B1 Microprocessor device for monitoring and controlling light fittings, and method using same |
| 11/11/1997 | US5686797 Electronluminescent lamp inverter |
| 11/06/1997 | WO1997041712A1 Method and apparatus for interfacing a light dimming control with an automated control system |
| 11/06/1997 | CA2251873A1 Method and apparatus for interfacing a light dimming control with an automated control system |
| 11/05/1997 | CN2266786Y Multipoint controllable switch |
| 10/30/1997 | WO1997040649A1 Apparatus for supplying power from a ballast circuit to an auxiliary load |
| 10/30/1997 | DE19616067A1 Dimmer light with security control of on/off switching periods for house occupancy effect |
| 10/30/1997 | DE19616066A1 Control method for installation engineering switch or group of switches e.g. for light or groups of lights |
| 10/30/1997 | CA2251911A1 Apparatus for supplying power from a ballast circuit to an auxiliary load |
| 10/29/1997 | CN2266230Y Time memory transducer |
| 10/29/1997 | CN1163692A Lamp socket, lamp and method of controlling lighting |
| 10/28/1997 | US5682259 Bus powered manually actuatable integrated pilot light/contact/communications module |
| 10/23/1997 | WO1997039604A1 A device for wireless switching of illumination bodies |
| 10/22/1997 | EP0802460A2 Light emitting element control device, optical sensor control device, and blank lamp control device |
| 10/22/1997 | EP0801880A1 Dusk-to-dawn switch |
| 10/16/1997 | WO1997038560A1 Light source lamp unit, light source device, and projection display device |
| 10/16/1997 | WO1997038559A1 A circuit for driving a load from a dc current power supply |
| 10/15/1997 | EP0587878B1 Lighting control device |
| 10/15/1997 | CN2265055Y Infrared remote-control, power switch secondary control multiplexing light controller |
| 10/15/1997 | CN1162241A Lamp control circuit with selectable brightness level |
| 10/14/1997 | US5677603 Lighting system for an aircraft cabin |
| 10/07/1997 | US5675221 Apparatus and method for transmitting foward/receiving dimming control signal and up/down encoding manner using a common user power line |
| 10/07/1997 | US5675193 Manual override mechanism for automatic switching circuit |
| 10/01/1997 | EP0797817A1 Radio paging electrical load control system |