Assignee
GEN RAILWAY SIGNAL CORP
US·18 granted patents·671 citations·filing 1989–1997
Top patents by PatentIndex Score
18 records- 0196US5867801ARemote asset monitoring systemGEN RAILWAY SIGNAL CORP·Filed 1996·Granted Feb 2, 1999·210 cites·19 claims
- 0291US5633628AWheelset monitoring systemGEN RAILWAY SIGNAL CORP·Filed 1996·Granted May 27, 1997·82 cites·26 claims
- 0391US5364047AAutomatic vehicle control and location systemGEN RAILWAY SIGNAL CORP·Filed 1993·Granted Nov 15, 1994·127 cites·15 claims
- 0484US5438322AThermal sensor for detection of potential mechanical failures and transmission of temperature warning signalsGEN RAILWAY SIGNAL CORP·Filed 1994·Granted Aug 1, 1995·48 cites·15 claims
- 0579US5098044AHighway crossing control system for railroads utilizing a communications link between the train locomotive and the crossing protection equipmentGEN RAILWAY SIGNAL CORP·Filed 1991·Granted Mar 24, 1992·42 cites·14 claims
- 0668US5669587APoint detection and indication with latch out meansGEN RAILWAY SIGNAL CORP·Filed 1996·Granted Sep 23, 1997·36 cites·35 claims
- 0763US5092544AHighway crossing control system for railroads utilizing a communications link between the train locomotive and the crossing protection equipmentGEN RAILWAY SIGNAL CORP·Filed 1989·Granted Mar 3, 1992·20 cites·29 claims
- 0856US5433166ARailway light signalGEN RAILWAY SIGNAL CORP·Filed 1994·Granted Jul 18, 1995·23 cites·6 claims
- 0952US5504405ASwitch machine controller with fail safe mechanismGEN RAILWAY SIGNAL CORP·Filed 1994·Granted Apr 2, 1996·16 cites·8 claims
- 1051US5494242ALow profile switch machine with hand throw or motor throw selector deviceGEN RAILWAY SIGNAL CORP·Filed 1994·Granted Feb 27, 1996·17 cites·13 claims
- 1151US5181679ARailway train speed restriction apparatusGEN RAILWAY SIGNAL CORP·Filed 1991·Granted Jan 26, 1993·17 cites·19 claims
- 1237US5356098ACommunication system for transmitting RF signals representative of defects or hazards in a railway system having frangible glass activationGEN RAILWAY SIGNAL CORP·Filed 1993·Granted Oct 18, 1994·10 cites·5 claims
- 1335US6102387AAutomated sheet dispenserGEN RAILWAY SIGNAL CORP·Filed 1997·Granted Aug 15, 2000·4 cites·12 claims
- 1433US5590857ATrailing device for a railroad switch layoutGEN RAILWAY SIGNAL CORP·Filed 1994·Granted Jan 7, 1997·5 cites·3 claims
- 1533US5582370ASwitch machine with ratchet mechanism on hand throw mechanismGEN RAILWAY SIGNAL CORP·Filed 1994·Granted Dec 10, 1996·5 cites·10 claims
- 1630US5586737ASwitch machine cam barGEN RAILWAY SIGNAL CORP·Filed 1996·Granted Dec 24, 1996·4 cites·17 claims
- 1729US5671348ANon-vital turn off of vital output circuitGEN RAILWAY SIGNAL CORP·Filed 1995·Granted Sep 23, 1997·1 cites·4 claims
- 1824US6009554ASystems safety vital arbiter employing numerical techniquesGEN RAILWAY SIGNAL CORP·Filed 1997·Granted Dec 28, 1999·4 cites·10 claims
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