Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776) |
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01/17/1995 | US5382880 Method for emitting light which does not substantially delay the latency of P100 wave in human VEP |
01/15/1995 | CA2126003A1 Sports lighting luminaire having a broken glass safety shutdown circuit |
01/12/1995 | WO1995001645A1 Electrical multi-function control switch |
01/10/1995 | US5381131 Smoke detecting apparatus for fire alarm |
01/10/1995 | US5381078 Control and communication processor potentiometer system for controlling fluorescent lamps |
01/10/1995 | US5381075 Method and apparatus for driving a flashing light systems using substantially square power pulses |
01/04/1995 | EP0364577B1 Disconnection detection apparatus for lamps |
12/22/1994 | WO1994030033A1 Energy saving lamp controller |
12/21/1994 | CN2185836Y Common energy-saving street lamp at one's own expense |
12/20/1994 | US5374854 Automatic switch for controlling electric appliances |
12/15/1994 | DE4406533A1 Temperature protection circuit for an inductor |
12/15/1994 | DE4343219C1 Staircase lighting time-switch with short-circuit protection |
12/14/1994 | CN1096410A Road lamp automatic monitoring, controlling system |
12/13/1994 | US5373453 Centralized apparatus for displaying disordered locations of lighting fixtures and method of collecting information of the disorders |
12/07/1994 | CN2185016Y Solar energy auto-controls treet lamp switch |
12/01/1994 | DE4318364A1 Method and circuit arrangement for monitoring the functioning of illumination devices |
11/30/1994 | CN1095691A UV bulb intensity control for water treatment system |
11/23/1994 | EP0625817A1 Operating device for installation equipment |
11/22/1994 | US5367229 Lamp ballasts |
11/15/1994 | US5365154 Appliance control system and method |
11/15/1994 | US5365149 Variable lighting apparatus |
11/15/1994 | US5365145 Emergency lighting system |
11/10/1994 | WO1994026079A1 Fiber-optic anticycling device for street lamps |
11/08/1994 | CA1332958C Control switch |
11/01/1994 | US5361019 Illumination level control device |
11/01/1994 | CA1332844C Two wire low voltage dimmer |
10/26/1994 | CN2181107Y Electricity distributing box for corridor |
10/25/1994 | US5359341 Power supply for sequentially energizing segments of an electroluminescent panel to produce animated displays |
10/25/1994 | US5359325 Automatic monitoring system for airfield lighting systems |
10/25/1994 | US5359231 Wallbox-mountable switch and dimmer |
10/20/1994 | DE4312615A1 Control device for generating a vehicle output signal |
10/19/1994 | EP0620699A1 Motion detector |
10/18/1994 | US5357170 Lighting control system with priority override |
10/18/1994 | CA1332625C Master electrical load control system |
10/13/1994 | DE4311804A1 Energy-saving lamp |
10/12/1994 | CN2179645Y Corridor lamp switch |
10/04/1994 | US5352957 Appliance control system with programmable receivers |
09/28/1994 | EP0617290A1 Switch activated by a movement sensor |
09/27/1994 | US5350977 Luminaire of variable color temperature for obtaining a blend color light of a desired color temperature from different emission-color light sources |
09/20/1994 | US5349330 Touch programmable illumination means |
09/16/1994 | CA2118838A1 System for controlling fluorescent lamps |
09/15/1994 | WO1994021095A1 Lamp dimming device |
09/15/1994 | WO1994021008A1 An electrical control and connection system |
09/15/1994 | CA2157403A1 Lamp dimming device |
09/14/1994 | CN2177321Y Multifunction photo control time control lighting box |
09/08/1994 | DE4322509C1 Illumination device with signal effect |
09/06/1994 | USRE34717 Light string ornament circuitry |
09/06/1994 | US5345147 Staged selection type Christmas light controller circuit |
09/01/1994 | DE4305796A1 Dimmable display device which has a constant colour location |
08/31/1994 | EP0613328A2 Bi-level lighting control system for HID lamps |
08/31/1994 | EP0612445A1 Intelligent lamp or intelligent contact terminal for a lamp |
08/31/1994 | EP0420901B1 Procedure and apparatus for the control of electric power |
08/30/1994 | US5343121 Naturalistic illumination system |
08/30/1994 | CA1331769C Wall-mountable switch and dimmer |
08/27/1994 | CA2115508A1 Bi-level lighting control for hid lamps |
08/25/1994 | DE4405729A1 Beleuchtungssystem Lighting system |
08/23/1994 | US5340954 Wireless multiple position switching system |
08/18/1994 | WO1994018810A1 Electronic ballast with built-in times power saver and photoelectric switching for high-pressure mercury vapor, metallic vapor and sodium vapor lamps |
08/18/1994 | WO1994018809A1 Controlled lighting system |
08/17/1994 | EP0611153A2 UV bulb intensity control for water treatment system |
08/17/1994 | CN2174829Y Automatic controlling switch |
08/17/1994 | CN2174828Y Domestic lighting control switch |
08/17/1994 | CN1090961A Hand and computer combination control console for stage light |
08/10/1994 | EP0610067A1 Electronic ballast with built-in timed power saver and photoelectric switching for high-pressure mercury vapour, metallic vapour and sodium vapour lamps |
08/10/1994 | CN2173898Y Variable color lamp |
08/09/1994 | US5336977 Emergency lighting device |
08/03/1994 | EP0608552A1 A control means for lighting devices |
08/03/1994 | CN2173349Y Colour changing device for stage light |
08/02/1994 | US5334826 Method and apparatus for extending and confirming the service life of semiconductor laser of bar code reader by detecting current increase corresponding to temperature of semiconductor laser |
08/02/1994 | CA2114831A1 Electronic ballast with built-in times power saver and photoelectric switching for high-pressure mercury vapor, metallic vapor and sodium vapor lamps |
07/27/1994 | EP0607600A1 Process and circuit for controlling the colour temperature of a high pressure sodium lamp |
07/27/1994 | CN2172936Y Controller for advertisement lamp |
07/27/1994 | CN1090121A Color mixing method for variable color lighting and variable color luminatire for use with the method |
07/20/1994 | CA2113692A1 Method of controlling the color temperature in a sodium high-pressure discharge lamp, and apparatus to carry out the method |
07/19/1994 | US5331214 Load control device having abnormal condition detecting for serial signal line, transmitter and receiver |
07/19/1994 | US5330282 Fishing lure |
07/13/1994 | CN2171969Y Hand controlled, remote controlled lighting switch |
07/12/1994 | US5329431 Computer controlled lighting system with modular control resources |
07/12/1994 | US5329206 Automatic headlamp dimmer having improved signal discrimination and signal processing |
07/07/1994 | WO1994015443A1 Deterrent device |
07/07/1994 | DE4239448A1 Centralised control circuitry for several gas discharge lamps |
07/05/1994 | US5327048 Bi-level lighting control system for hid lamps |
06/29/1994 | EP0603936A1 Lighting system |
06/29/1994 | EP0603333A1 Dimming control circuit. |
06/28/1994 | US5325023 Outdoor lighting control apparatus |
06/28/1994 | US5324962 Multi-color semiconductor light emitting device |
06/28/1994 | US5324423 UV bulb intensity control for water treatment system |
06/23/1994 | WO1994014300A1 By movement controlled power supply to a power consumer |
06/23/1994 | DE4242333A1 Solar-powered lamp unit for garden and garage |
06/21/1994 | US5323088 Dimming control circuit |
06/16/1994 | DE4341669A1 Lighting system using mixture of different light source colours - has mixing ratios determined to provide lighting colour effects with coordinate plane |
06/16/1994 | DE4241582A1 220 volt AC cut=out switch with integrated flasher module - enables exterior lamp to be flashed to attract attention of prospective visitors or persons summoned to give assistance, particularly for night-time use |
06/09/1994 | WO1994013119A1 Systems and methods for transmitting pulse signals |
06/09/1994 | WO1994013078A1 Circuit arrangement for controlling a plurality of users, especially lamp ballasts |
06/09/1994 | DE4340004A1 Operation circuit for car headlamps - has brightness sensor and relay to activate signal generator when headlamps accidentally left on |
06/09/1994 | DE4241071A1 Electric luminaire with remotely controlled rotation and pivoting light box - is operable about Y and Z axes with frictional transmission or gearing from two independent motors linked to wireless receiver. |
06/07/1994 | US5319301 Inductorless controlled transition and other light dimmers |
06/01/1994 | EP0599427A1 Static energy regulator for lighting networks with control of the quantity of the intensity and/or voltage, harmonic content and reactive energy supplied to the load |
06/01/1994 | CN2167481Y Optical control timing device |
06/01/1994 | CN1087462A 感应灯 Sensor lights |