Búsqueda Imágenes Maps Play YouTube Noticias Gmail Drive Más »
Búsqueda avanzada de patentes | Historial web | Iniciar sesión

Patentes

Citada por

Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US393669627 Ago 19733 Feb 1976Lutron Electronics Co., Inc.Dimming circuit with saturated semiconductor device
US42861955 Jul 197925 Ago 1981Vultron, Inc.Dimmer circuit for fluorescent lamps
US438320222 Dic 198010 May 1983General Electric CompanyFlashing florescent lamps
US465106013 Nov 198517 Mar 1987Electro Controls Inc.Method and apparatus for dimming fluorescent lights
US465456221 Dic 198431 Mar 1987The Gerber Scientific Instrument Co.Flashing lamp unit
US473922726 Sep 198619 Abr 1988General Electric CompanyFluorescent lamp dimming over large light output range
US506857719 Nov 199026 Nov 1991Integrated Systems Engineering, Inc.Constant current drive system for fluorescent tubes
US510718324 Sep 199021 Abr 1992Minipilo Electric Co., Ltd.Discharging method and small fluorescent lamp using the discharging method
US515001812 Ago 199122 Sep 1992North American Philips CorporationGas discharge lamp with grid and control circuits therefor
US607228420 Jul 19986 Jun 2000Duro-Test CorporationThree-way compact fluorescent lamp ballast and lamp holder incorporating same