| Patents for H05B 39 - Circuit arrangements or apparatus for operating incandescent light sources and not adapted to a particular application (6,420) |
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| 06/10/1992 | CN2107105U Multi-functional remote-control decorative lantern |
| 06/09/1992 | US5121287 Receiver/adapter for lamp control |
| 06/03/1992 | CN2106469U Tabletop lighting automatic controller |
| 06/03/1992 | CN2106448U Multifunctional electronic switch |
| 05/27/1992 | CN2105822U Combined fluorescent lamp |
| 05/27/1992 | CN2105821U Multifunctional colour changing lamp controller |
| 05/20/1992 | CN2105166U Controllable door lamp and bell |
| 05/20/1992 | CN2105165U Automatic controller for platform illumination |
| 05/20/1992 | CN2105164U Electricity-saving lighting installation |
| 05/20/1992 | CN2105141U Energy-saving electronic switch |
| 05/13/1992 | EP0485119A2 Circuit for driving a load and for producing a signal indicative of the condition of the load |
| 05/13/1992 | EP0485003A1 Apparatus for varying the power supply to a resistive load, such as an incandescent lamp |
| 05/13/1992 | EP0484678A1 Bridge circuit and method for operating an inverter controlled bridge circuit |
| 05/12/1992 | US5113120 Dimmer circuit |
| 05/05/1992 | US5111113 Music initiated Christmas light set controller |
| 05/05/1992 | US5111112 Light string control apparatus |
| 04/22/1992 | EP0291526B1 Programmable multicircuit wall-mounted controller |
| 04/14/1992 | CA1298871C Load control system |
| 04/08/1992 | CN2101355U Device for controlling colour lamp by radio music |
| 04/01/1992 | EP0191838B1 A dimmer power stage |
| 04/01/1992 | CN2100716U Fly-dick-type acoustooptic sounder |
| 04/01/1992 | CN1016118B Axial ratchet type pull-rod switch |
| 03/25/1992 | CN2100073U Electricity-saving adjustable light switch |
| 03/25/1992 | CN2100058U Passive heat releasing infrared ray fully-automatic electron switch |
| 03/25/1992 | CN2100024U Light adjustable switch on wall |
| 03/24/1992 | US5099402 Handrail illumination system |
| 03/24/1992 | US5099193 Remotely controllable power control system |
| 03/19/1992 | WO1992004757A1 Energy saving device |
| 03/18/1992 | CN2099416U Dual lines sound-light-time three controlling switch with power saving function |
| 03/18/1992 | CN2099244U Optoelectronic lantern |
| 03/18/1992 | CN2099241U Joyous twinkle wall lamp |
| 03/17/1992 | US5097180 Flickering candle lamp |
| 03/11/1992 | CN2098781U Automatic lamplight controller for motor vehicle without accumulator |
| 03/11/1992 | CN2098780U Timing lamp group with turn-off alarm |
| 03/11/1992 | CN2098762U Multifunctional electronic timming switch |
| 03/05/1992 | WO1992003897A1 Electrical unit for suspended ceiling |
| 03/04/1992 | CN2098138U Filament lamp stepdown preheating control device |
| 03/04/1992 | CN2098103U Multi-purpose charging, light-changed and energy-saving lamp holder |
| 03/03/1992 | CA1296759C Device for limiting inrush current |
| 03/03/1992 | CA1296758C Apparatus for limiting surge currents in dc-illuminated incandescent lamp |
| 02/27/1992 | DE4026350A1 Phase chopping control circuit for LV load - uses AC ignition unit lying between RC phase shifter and semiconductor switching unit |
| 02/26/1992 | EP0471690A1 Location marker |
| 02/26/1992 | CN2097496U Colour regulating lamp |
| 02/26/1992 | CN2097478U Human body induction auto-switch |
| 02/26/1992 | CN2097477U Sound-control microlight music door bell |
| 02/25/1992 | US5091678 Table lamp controlling device |
| 02/25/1992 | US5091677 Lighting control system for pinball games |
| 02/19/1992 | CN2096860U Auto-switch device for energy-saving lamp |
| 02/19/1992 | CN2096859U Sound-control light lamp holder |
| 02/19/1992 | CN2096858U Filament protector |
| 02/19/1992 | CN2096768U Load simulated apparatus for electronic light adjusting equipment |
| 02/19/1992 | CN1058878A Sound-control colour-changed lamp |
| 02/19/1992 | CN1015589B Controller circuit fer requlating light |
| 02/18/1992 | USRE33825 Sub-milliamp mechanical relay control |
| 02/12/1992 | EP0470750A2 Switching power supply for an incandescent lamp |
| 02/12/1992 | CN2096187U Incandescent lamp light adjusting switch with pre-determined strong or week brightness |
| 02/12/1992 | CN2096167U Acoustic-optic induction controlled self-turning-off switch |
| 02/12/1992 | CN2096000U Program control colour-changing magic lamp |
| 02/10/1992 | CA2047980A1 Luminaire |
| 02/06/1992 | WO1992001968A1 Multi-mode remote control system |
| 01/29/1992 | CN2094848U Lamp infrared ray remote controller |
| 01/29/1992 | CN2094847U Small multi-purpose electronic light regulator |
| 01/22/1992 | CN2094171U Switch for the light in the corridor |
| 01/22/1992 | CN2094155U Infrared heat-inductive switch |
| 01/21/1992 | US5083255 Inverter with electrically controllable output |
| 01/21/1992 | CA1294664C Light socket soft start and power interrupt assembly |
| 01/15/1992 | EP0466031A1 Dimmer circuit |
| 01/15/1992 | EP0465612A1 Circuit arrangement with at least one light-emitting source. |
| 01/15/1992 | CN2093498U Power supply automatic control switch |
| 01/15/1992 | CN2093497U Controller for decorative lamp |
| 01/15/1992 | CN2093496U Light and speed adjustable touching switch |
| 01/15/1992 | CN2093493U A c faint light lamp |
| 01/08/1992 | CN2092843U Light adjusting switch with power saving function |
| 01/01/1992 | CN2092174U Regulatable self-starting lamp |
| 01/01/1992 | CN2092167U Automatically controlled lighting switch |
| 12/31/1991 | CA1293767C Programmable multicircuit wall-mounted controller |
| 12/25/1991 | CN2091516U Automatic control lighting device for stairs |
| 12/25/1991 | CN2091491U Light-changed pullswitch |
| 12/18/1991 | CN2091053U Special switch for passageway light |
| 12/18/1991 | CN2091052U Timing stair lighting apparatus separately controlled by users |
| 12/18/1991 | CN1057153A Solid changeover switch |
| 12/18/1991 | CN1057152A Table lamp with clock controlled music |
| 12/11/1991 | EP0460736A1 An electronic transformer for low voltage lamps with lamp voltage stabilisation |
| 12/10/1991 | US5072342 Light gun |
| 12/10/1991 | US5072216 Remote controlled track lighting system |
| 12/10/1991 | US5072170 Reverse phase angle control of A.C. power loads |
| 12/04/1991 | EP0459090A1 Device for independent conservation of the continuity of light signals or similar lighting installations |
| 12/04/1991 | CN2090139U Control change colour lamp |
| 12/04/1991 | CN1056790A Saving lamp for stairs |
| 12/03/1991 | US5070436 Signal vest, colored, reflective, and lighted, worn by persons seen on and nearby roadways and highways and other needed areas |
| 11/28/1991 | WO1991018487A1 Regulator for two lamps of different strengths |
| 11/28/1991 | DE4016482A1 Aircraft runway lighting circuit - has loop line containing transformers each supplying two alternate lamps |
| 11/27/1991 | CN2089684U Automatic lighting lamp by human body induction at night |
| 11/27/1991 | CN2089323U Portable optical firming machine |
| 11/26/1991 | US5068639 Wall box dimmer |
| 11/20/1991 | CN2089224U Multipurpose safety electronic pulling switch |
| 11/19/1991 | US5066896 Electric lighting and power controllers therefor |
| 11/13/1991 | CN2088771U Road lamp antomatic switch |
| 11/13/1991 | CN2088770U Light stepless changing controller |
| 11/12/1991 | US5065036 Light detection and control system |