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Browse by Category: Main > Optical & Optics
Class Information
Number: 362/212
Name: Illumination > Multiple filament light unit > With electrical switching means
Description: Subject matter provided with means to actuate the various filaments, either singularly or simultaneously.










Patents under this class:

Patent Number Title Of Patent Date Issued
8529086 Systems and methods for locking a portable illumination system Sep. 10, 2013
8066400 Method and apparatus for providing an LED light for use in hazardous locations Nov. 29, 2011
7695158 LED device with plural color chips including at least a yellow chip, a color image display utilizing the LED device, light for traffic alarm utilizing the color image display, and traffic alar Apr. 13, 2010
7670037 Bending beam headlamp with multi-filament bulb Mar. 2, 2010
7021791 Vehicular headlamp apparatus Apr. 4, 2006
7004601 Signaling device for sighting systems, for example for rescue crafts in the nautical field and the like Feb. 28, 2006
6955439 Dual filament static bending lamp Oct. 18, 2005
6913367 Vehicle headlamp Jul. 5, 2005
6808299 Luminaire Oct. 26, 2004
6722775 Headlamp device for vehicle Apr. 20, 2004
6377164 High powered tri-mode light show Apr. 23, 2002
6361189 Operating theater luminaire including discharge lamps within a reflector Mar. 26, 2002
5779347 Apparatus and method for controlling lighting of fluorescent lamp for refrigerator Jul. 14, 1998
5440463 Flashlight lamp configuration to produce either a spot or broad beam with enhanced brightness Aug. 8, 1995
5404002 Backup method for multiple source optical scanner Apr. 4, 1995
5132594 Longer-life incandescent lamp Jul. 21, 1992
4821154 Multi-bulb light source Apr. 11, 1989
4782429 Long-life luminaires Nov. 1, 1988
4713736 Multiple color lamp Dec. 15, 1987
4644452 Vehicle headlamp with fog penetrating capability Feb. 17, 1987
4617614 Electric light fixture Oct. 14, 1986
4188654 Incandescent lamps/fiber optic coupled vertical and scale or display Feb. 12, 1980











 
 
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