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| Number | Title | Issue Date |
| 7455265 | Systems and devices for storing, releasing and retrieving railway surveillance vehicles Systems and devices for storing railway surveillance vehicles on trains and placing railway surveillance vehicles onto railway tracks. ... | 11/25/2008 |
| 7124060 | Method for isolating a fault from error messages A method, a use of the method, a system, a use of the system, a computer program code element, and a computer readable medium for automatically isolating primary faults out from a system log including actual error messages in a system controlled by an object oriente... | 10/17/2006 |
| 7113107 | Intelligent selectively-targeted communications systems and methods There is disclosed a system and method wherein precise geographical location information such as Global Positioning System coordinate data is utilized as a principal criterion for implementing other wireless transmitted instructions and communications advising vehic... | 09/26/2006 |
| 7053797 | Intelligent selectively-targeted communications systems and methods for aircraft There is disclosed a system and method wherein precise geographical location information such as Global Positioning System coordinate data is utilized as a principal criterion for implementing other wireless transmitted instructions and communications advising aircr... | 05/30/2006 |
| 6417765 | Railways means anti-collision and anti-derailment safety system A railway anti-collision and anti-derailment safety system, comprises a self-propelled trolley adapted to precede a train. The trolley has sensor structure to reveal anomalies or obstacles along railroad tracks, and an integration system between the troll... | 07/09/2002 |
| 5786750 | Pilot vehicle which is useful for monitoring hazardous conditions on railroad tracks A self-propelled remotely controlled pilot vehicle adapted for use on raiad tracks to monitor hazardous conditions and obstacles on the railroad tracks. The pilot vehicle precedes a train along the railroad tracks at a distance which will allow the train... | 07/28/1998 |
| 5623244 | Pilot vehicle which is useful for monitoring hazardous conditions on railroad tracks A self-propelled remotely controlled pilot vehicle adapted for use on raiad tracks to monitor hazardous conditions and obstacles on the railroad tracks. The pilot vehicle precedes a train along the railroad tracks at a distance which will allow the train... | 04/22/1997 |
| 5429329 | Robotic railroad accident prevention vehicle and associated system elements A robotic vehicle (10) is shown with conventional train flanged wheels (11) riding upon common railroad tracks (12). The body (13) of the vehicle encloses a conventional diesel electric power unit (14) with speed characteristics comparable to the train it... | 07/04/1995 |
| 4578665 | Remote controlled surveillance train car A self-propelled remotely controlled satellite car precedes a train along train tracks. The satellite car is remotely controlled to travel a predetermined distance ahead of the train. The satellite car is equipped with a sensor array which measures a vari... | 03/25/1986 |
