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| Number | Title | Issue Date |
| 7898433 | Traffic control system A system and method for moving vehicular traffic in a single lane through a control zone requires creation of a control protocol. The protocol establishes a spacing distance “s” and a speed “v” for each vehicle in the control zone. A computer then controls m... | 03/01/2011 |
| 7782228 | Vehicle spacing detector and notification system A device for the detection of tailgating between vehicles on a roadway. The device may emit ultrasonic signals on to a roadway and receive said reflected signals. The device has a processor adapted to use the received signals to determine the presence or absence of ... | 08/24/2010 |
| 7755510 | Intelligent system for managing vehicular traffic flow A novel vehicular traffic management system that requires no special equipment in any vehicle is disclosed. More specifically, the novel system may be used when approaching a lane closure or lane reduction. The system comprises sequencing signaling devices along the... | 07/13/2010 |
| 7663505 | Traffic management device and system A smart traffic control device transmits information to approaching vehicles regarding its current and future state enabling vehicles to control their speed to avoid arriving at the traffic control device until it permits the passage of traffic, thus avoiding stoppi... | 02/16/2010 |
| 7486202 | Vehicle communication device A vehicle communication device mounted to each of vehicles for sending and receiving information among plural vehicles includes a traveling lane detecting device for detecting a vehicle traveling lane on a road surface and an appropriateness of relay determining dev... | 02/03/2009 |
| 7468680 | Traffic light safety zone A traffic light safety zone is a painted marked area, of parallel lines, approaching a traffic intersection to warn motorists whether they can safety proceed through the road intersection before a traffic sign light turns red, the zones are configured to indicate wh... | 12/23/2008 |
| 7409286 | Application for diminishing or avoiding the unwanted effects of traffic congestion A process to interchange the “stop and go” driving behaviour of the traffic with a “stop and wait, then go later without stopping” driving behaviour, consisting on a partitioning of the congested route in segments through pre-installed stop and go signals ma... | 08/05/2008 |
| 7302321 | Information providing device, information providing system, and information providing program product An information providing device installed in a leader vehicle that leads a follower vehicle, for providing the follower vehicle with guidance prepared by the leader vehicle, the information providing device that includes a state detector configured to detect a state... | 11/27/2007 |
| 7274988 | Vehicular driving support apparatus and driving support method A vehicular driving support apparatus capable of causing a host vehicle to perform a following run with respect to a specific vehicle selected as a followed vehicle determines the possibility of intersection between the host vehicle and another vehicle, and stops th... | 09/25/2007 |
| 7190260 | Reaction advantage anti-collision systems and methods A vehicle anti-collision system and method for is disclosed which provides drivers with additional time in which to react to significant roadway events which often precede accidents. The simplest implementation of the system and method (Phase I) employs a brake peda... | 03/13/2007 |
| 7151992 | Externally activated non-negative acceleration system The present invention is designed to complement the existing transportation infrastructure in order to alleviate ever-worsening traffic congestion in problematic areas by minimizing the impact of driver “bunching” habits and/or external events that lead to conge... | 12/19/2006 |
| 7147400 | Road marking system The road-marking system is described for influencing a flow of traffic consisting of vehicles traveling over a roadway. The road-marking system comprises a plurality of road marking units. The road marking units are provided with at least one light source for emitti... | 12/12/2006 |
| 7092815 | Traffic control systems for vehicle spacing to dissipate traffic gridlock The present invention is designed to complement the existing transportation infrastructure in order to alleviate ever-worsening traffic congestion in problematic areas by minimizing the impact of driver “bunching” habits and/or external events that lead to conge... | 08/15/2006 |
| 7049978 | Vehicle parking assistances system A vehicle parking system assists the operator of a vehicle with parking the vehicle in an enclosure having a side wall and a rear wall. First and second light sources (e.g. lasers) are mounted on a front most region of the vehicle for directing first and second ligh... | 05/23/2006 |
| 7025525 | Dynamic road marking system and road segment provided with said system A system for effecting merging of a first vehicle traveling in a first roadway with successive vehicles traveling in a second roadway, said system including: a sensor capable of detecting the movement of the successive vehicles in the second roadway; conversion mean... | 04/11/2006 |
| 7021857 | Dynamic road marking system and road segment provided with said system A dynamic road marking system for influencing a flow of traffic has a plurality of road marking units (3, 3′, 3″, . . . ) provided with a light source emitting light in the direction of a driver of a vehicle (6, 6′) traveling over a roadway (1... | 04/04/2006 |
| 7006876 | Safety cabinet with simplified operability The invention pertains to a safety cabinet with an interior that is enclosed by a housing and a housing front side with a work opening that can be closed with a height-adjustable window. The safety cabinet contains an operating unit for controlling device functions ... | 02/28/2006 |
| 7002487 | Parking violation surveillance system A parking control surveillance system is provided for monitoring vehicles within parking spaces for providing parking enforcement personnel information concerning authorized and unauthorized vehicles within the parking space. The parking control surveillance system ... | 02/21/2006 |
| 6924748 | Personal communication and positioning system A location tagged data provision and display system. A personal communication device (PCD) with electromagnetic communication capability has a GPS receiver and a display. The PCD requests maps and location tagged data from data providers and other for display on the... | 08/02/2005 |
| 6900740 | Autonomous highway traffic modules A vehicle safety and control system provides early warning and includes a network including a plurality of remotely located modules disposed along a vehicle pathway. Each module is communicably connected to at least one of the other modules. The modules include a me... | 05/31/2005 |
| 6774815 | On-road facility fault information communication apparatus In an advanced-cruise-assist highway system, an AHS center facility, which is an upper facility for on-road facilities, periodically receives diagnostic information from the on-road facilities, and when it is determined that any on-road facility is in the faulty sta... | 08/10/2004 |
| 6637973 | Automobile road indicating device by using optical transfer The present invention relates to an automobile road center line indicating device by using optical transfer including: a light condensing device installed at road center line or border line for condensing light emitted from headlights of an automobile; an... | 10/28/2003 |
| 6459384 | Illumination and guidance system for traffic areas A road lamp for illuminating roads, streets, and thoroughfares, to be suspended over or adjacent a road, street, or thoroughfare. The lamp is also designed to provide information relating to the direction of the road, street, or thoroughfare, and to any s... | 10/01/2002 |
| 6426706 | Safety warning transceiver A safety warning system includes a safety warning transceiver which retransmits safety warning signals received by the safety warning transmitter in order to extend the range of safety warning transmitter systems. The safety warning transceiver also funct... | 07/30/2002 |
| 6313758 | Automatic following travel system The processional travel control apparatus of the present invention allows processional travel with a leading vehicle driven by a driver and at least one succeeding vehicle automatically following the leading vehicle. Each of the vehicles comprises: a comm... | 11/06/2001 |
| 6166658 | Speed limit control system A speed limit control system involving road monitors and speed limit controls in the vehicle which receive signals from road transmitters installed in illuminated signs such as highway signs, traffic lights, rural signs, shopping mall signs, and residenti... | 12/26/2000 |
| 6121896 | Motor vehicle early warning system A motor vehicle early warning system is provided for enabling a motor vehicle to receive a warning signal (e. g., a brake activation signal) from a preceding vehicle and automatically and instantaneously transmit a warning signal to a following vehicle in... | 09/19/2000 |
| 5945924 | Fire and smoke detection and control system A fire detection system combines a CO2 gas detector with a smoke detector. Logic circuitry combines the outputs of both detectors to minimize false alarms and provide a rapid response time. In a preferred embodiment the need for periodic cleani... | 08/31/1999 |
| 5822711 | Autonomous controller for traffic signals An autonomous controller includes a microprocessor, a programmable memory for storing a plurality of cycle structures, a clock/calendar circuit accurate to within a few seconds per month, a lamp driver including a plurality of isolated outputs for operati... | 10/13/1998 |
| 5680122 | Platoon running control system A platoon running control system which is able to recognize the position of a vehicle within a platoon and to appropriately respond to a change, for example, when another vehicle leaving the platoon. If the vehicle is not in a platoon running mode, a comm... | 10/21/1997 |
| 5673039 | Method of monitoring vehicular traffic and of providing information to drivers and system for carring out the method An arrangement for monitoring vehicular traffic and providing information and warnings to drivers of traffic disruptions, driver error, dangerous road conditions, and severe weather. Road and traffic conditions are detected with roadside traffic sensing e... | 09/30/1997 |
| 5589827 | Interactive method for monitoring road traffic, and its onboard apparatus, and system for implementing the method An interactive method for monitoring road traffic consisting of detecting, using a short-range receiver installed on a vehicle, the presence of preceding vehicles in the same running direction and their dynamic conditions, as transmitted by the preceding ... | 12/31/1996 |
| 5521595 | Illuminated hazard warning device A self or internally powered electric strobe-type illumination beacon for use in connection with hazard-warning, navigation or any other activity requiring the temporary placement of an illumination device having a switch means operable by rotating the to... | 05/28/1996 |
| 5424726 | Method, apparatus and system for transmitting and receiving data in a moving linear chain A method, apparatus, and system for transmitting and receiving an electromagnetic data signal in a moving, linear chain. Each unit in a chain of units has a processing unit interconnecting a directional receiving element, a directional low power transmitt... | 06/13/1995 |
| 5420794 | Automated highway system for controlling the operating parameters of a vehicle An automated highway system reduces the data processing requirements on the vehicles and distributes the processing requirements throughout the automated highway system infra-structure. In this system, a vehicle is detected by use of a vehicle on-board tr... | 05/30/1995 |
| 5109224 | Road traffic signalling system A system for signalling individually to a vehicle driver in a flow of traffic that he is too close in relation to has speed to the vehicle ahead. The system comprises a succession of interconnected electronic signalling units of the "cat's eye" type posit... | 04/28/1992 |
| 4896153 | System to control and temporarily adapt semaphoric regulation System to control and temporarily adapt semaphoric regulation, consisting of one first receiving radioelectric equipment (F), equipped with nondirectional aerial, and provided, on roads, buildings, etc., in number suitable for requirements of monitored cr... | 01/23/1990 |
| 4847618 | Vehicular traffic control system A traffic control system for controlling vehicular traffic flow at intersections in which the conventional red, yellow, green three light traffic signal that informs a motorist to stop, prepare to stop, and go is supplemented by an auxiliary signal spaced... | 07/11/1989 |
| 3941201 | Traffic merging method and means Two crowded single file traffic lanes of electronically speed-controlled vehicles are merged at a merge point by electronically establishing gaps sufficient to accept vehicles between the vehicles of each lane before they approach the merge point. The veh... | 03/02/1976 |
