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Class Information
Number: 340/466
Name: Communications: electrical > Land vehicle alarms or indicators > External alarm or indicator of movement > Speed
Description: Subject matter in which the external signal indicates the speed of the vehicle or warns of a condition of overspeed or underspeed.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7613560 |
Speed control structure and method for work vehicle |
Nov. 3, 2009 |
| 7469767 |
Speed control method and system for a motor vehicle |
Dec. 30, 2008 |
| 7439853 |
System and method for determining traffic conditions |
Oct. 21, 2008 |
| 7409294 |
Traffic alert police radar |
Aug. 5, 2008 |
| 7389170 |
Method and apparatus for judging road surface conditions and program for judging road surface conditions |
Jun. 17, 2008 |
| 7369845 |
Managing features available on a portable communication device based on a travel speed detected by the portable communication device |
May. 6, 2008 |
| 7362239 |
Vehicle warning system |
Apr. 22, 2008 |
| 7339459 |
Theft prevention system for an automobile having a power door |
Mar. 4, 2008 |
| 7295103 |
Integrated sensor system and method for a farm tire |
Nov. 13, 2007 |
| 7286040 |
Cooperative vehicular identification system |
Oct. 23, 2007 |
| 7253610 |
Self-powered bicycle signal output device and display apparatus using same |
Aug. 7, 2007 |
| 7236090 |
Automated sequencing of operations in a motor vehicle upon stopping at a railroad crossing |
Jun. 26, 2007 |
| 7230547 |
Indicator light apparatus of marine vessel |
Jun. 12, 2007 |
| 7218213 |
Alarm system, alarm control apparatus and alarm control program |
May. 15, 2007 |
| 7215925 |
Broadcasting real-time short range RF real-time information to motor vehicles moving along a highway via a sequence of short range RF broadcasting stations along the highway broadcasting to al |
May. 8, 2007 |
| 7212107 |
Odometer system and method for a vehicle |
May. 1, 2007 |
| 7091839 |
Indicator for a hybrid electric vehicle |
Aug. 15, 2006 |
| 7084735 |
Remote vehicle security system |
Aug. 1, 2006 |
| 7057502 |
Vehicle drive assist apparatus |
Jun. 6, 2006 |
| 7057531 |
System for indicating approaching vehicle speed |
Jun. 6, 2006 |
| 7026920 |
Theft prevention system for an automobile having a power door |
Apr. 11, 2006 |
| 6995662 |
Vehicle positioning apparatus |
Feb. 7, 2006 |
| 6937146 |
Vehicle acceleration/de-acceleration warning light system |
Aug. 30, 2005 |
| 6888495 |
Vehicle tracker with user notifications and associated methods |
May. 3, 2005 |
| 6870474 |
Vehicle safety signaling system |
Mar. 22, 2005 |
| 6864784 |
Vehicle speed and safety warning system |
Mar. 8, 2005 |
| 6850156 |
Anti-collision safety system for vehicle |
Feb. 1, 2005 |
| 6801838 |
Device and method for converting vehicle speed signals |
Oct. 5, 2004 |
| 6781512 |
Multiple RPM indicating tachometer for motor vehicles |
Aug. 24, 2004 |
| 6710709 |
Motor vehicle safety lights |
Mar. 23, 2004 |
| 6696929 |
Vehicle warning apparatus for generating warning signal depending upon operator's brake operating characteristics |
Feb. 24, 2004 |
| 6642842 |
Vehicle rear safety light assembly |
Nov. 4, 2003 |
| 6600409 |
Signaling self-contained add-on accessory for an analog metering device such as a speedometer and secondary device |
Jul. 29, 2003 |
| 6559762 |
Multi channel braking notification system |
May. 6, 2003 |
| 6505503 |
Stationary drag racing simulation system |
Jan. 14, 2003 |
| 6417642 |
Motor-controlling circuit for an optical-axis-adjusting unit of a vehicle illuminating device |
Jul. 9, 2002 |
| 6411205 |
Display unit |
Jun. 25, 2002 |
| 6411204 |
Deceleration based anti-collision safety light control for vehicle |
Jun. 25, 2002 |
| 6384740 |
Traffic speed surveillance and control system |
May. 7, 2002 |
| 6370460 |
Steer-by-wire system |
Apr. 9, 2002 |
| 6351211 |
Brake warning method and system |
Feb. 26, 2002 |
| 6335681 |
Cruise control alert |
Jan. 1, 2002 |
| 6333687 |
Automatic underspeed warning system |
Dec. 25, 2001 |
| 6310544 |
Self-contained add-on accessory for an analog metering device such as a speedometer or tachometer |
Oct. 30, 2001 |
| 6278364 |
Vehicular deceleration warning system |
Aug. 21, 2001 |
| 6271746 |
Method and devices for controlling the use of an automotive horn |
Aug. 7, 2001 |
| 6222444 |
Method for detecting a deflated tire on a vehicle |
Apr. 24, 2001 |
| 6211780 |
Dynamic traffic light |
Apr. 3, 2001 |
| 6211779 |
Variable speed warning device |
Apr. 3, 2001 |
| 6208246 |
Method and apparatus for improving railcar visibility at grade crossings |
Mar. 27, 2001 |
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