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Browse by Category: Main > Communications
Class Information
Number: 340/469
Name: Communications: electrical > Land vehicle alarms or indicators > External signal light system > With two or more intensity levels (e.g., day or night)
Description: Subject matter wherein the signal light system can operate at two or more brightness levels.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7619511 Directional lamp daytime running light module, fog light system and vehicular turn signal control system Nov. 17, 2009
7586405 Motorcycle awareness system Sep. 8, 2009
7561064 Vehicle light control apparatus, system and method Jul. 14, 2009
7500770 Motorcycle tail light assembly Mar. 10, 2009
7482756 Directional lamp daytime running light module and vehicular turn signal control system Jan. 27, 2009
7438451 Ambient light based illumination control Oct. 21, 2008
7414524 Lighting control circuit for vehicle lighting equipment Aug. 19, 2008
7385481 Method and apparatus for tri-color rail signal system with control Jun. 10, 2008
7385495 Illumination device for vehicles and method for controlling an illumination device for vehicles Jun. 10, 2008
7333027 Power supply for LED signal Feb. 19, 2008
7330107 Lighting control circuit for vehicle lighting equipment Feb. 12, 2008
7317380 Visual recognition support system Jan. 8, 2008
7268679 Rear lighting system applied to an automotive vehicle Sep. 11, 2007
7239231 Light control device for vehicle Jul. 3, 2007
7227460 Lighting device control apparatus for vehicles Jun. 5, 2007
7119668 Illumination-controlled bicycle devices Oct. 10, 2006
7019463 Daytime running light module and system Mar. 28, 2006
7002458 Vehicular turning indicator Feb. 21, 2006
7002459 Integral vehicle brake indicator Feb. 21, 2006
6989743 Replacement LED lamp assembly and modulated power intensity for light source Jan. 24, 2006
6965307 Sign sentry Nov. 15, 2005
6943677 Modulated intensity flasher for vehicle brake light with lockout Sep. 13, 2005
6937146 Vehicle acceleration/de-acceleration warning light system Aug. 30, 2005
6919820 Vehicle headlamp system Jul. 19, 2005
6850209 Apparatuses, methods, and computer programs for displaying information on vehicles Feb. 1, 2005
6791276 Gradually lighting/dimming wireless transmission indicator lamp Sep. 14, 2004
6774988 Light source detection and categorization system for automatic vehicle exterior light control and method of manufacturing Aug. 10, 2004
6744359 Emergency stop warning system Jun. 1, 2004
6722775 Headlamp device for vehicle Apr. 20, 2004
6707389 LED personal warning light Mar. 16, 2004
6700502 Strip LED light assembly for motor vehicle Mar. 2, 2004
6657541 Reversing alarm apparatus for a work vehicle Dec. 2, 2003
6614359 Replacement led lamp assembly and modulated power intensity for light source Sep. 2, 2003
6552492 Automatic adverse weather rear light system for motor vehicles Apr. 22, 2003
6508577 Rear light unit for a vehicle and circuit therefor Jan. 21, 2003
6504476 Method for generating a warning signal to switch on the lighting system of a vehicle and devices for use with said method Jan. 7, 2003
6501387 Rearview mirror assembly with added feature modular display Dec. 31, 2002
6456195 Vehicle lighting control system Sep. 24, 2002
6429594 Continuously variable headlamp control Aug. 6, 2002
6380865 Replacement led lamp assembly and modulated power intensity for light source Apr. 30, 2002
6351072 Automotive illuminating apparatus Feb. 26, 2002
6317038 Installation for signalling a motor vehicle deceleration comprising a light emitting a steady light flow Nov. 13, 2001
H2001 Vehicular deceleration-responsive center high-mounted stoplight Nov. 6, 2001
6300870 Automotive digital rear window display unit Oct. 9, 2001
6281632 Continuously variable headlamp control Aug. 28, 2001
6278364 Vehicular deceleration warning system Aug. 21, 2001
6243002 Tunnel sensor Jun. 5, 2001
6218934 Mini-trip computer for use in a rearview mirror assembly Apr. 17, 2001
6184786 Emergency vehicle door hazard lights Feb. 6, 2001
6161065 Control system for vehicular illumination Dec. 12, 2000

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