Assignee
NORFOLK SOUTHERN CORP
US·31 granted patents·11 pending applications·364 citations·filing 1988–2025
Top patents by PatentIndex Score
42 records- 0192US11507779B1Two-stage deep learning framework for detecting the condition of rail car coupler systemsNORFOLK SOUTHERN CORP·Filed 2020·Granted Nov 22, 2022·6 cites·18 claims
- 0292US11468551B1Machine-learning framework for detecting defects or conditions of railcar systemsNORFOLK SOUTHERN CORP·Filed 2021·Granted Oct 11, 2022·9 cites·16 claims
- 0392US6647891B2Range-finding based image processing rail way servicing apparatus and methodNORFOLK SOUTHERN CORP·Filed 2001·Granted Nov 18, 2003·90 cites·48 claims
- 0490US6823242B1Method and apparatus for monitoring wheel/brake performanceNORFOLK SOUTHERN CORP·Filed 2002·Granted Nov 23, 2004·64 cites·31 claims
- 0589US8342103B2Battery-powered all-electric locomotive and related locomotive and train configurationsNORFOLK SOUTHERN CORP·Filed 2012·Granted Jan 1, 2013·23 cites·18 claims
- 0688US12269524B2Apparatuses, systems, and methods for monitoring moving vehiclesNORFOLK SOUTHERN CORP·Filed 2024·Granted Apr 8, 2025·0 cites·21 claims
- 0788US7748549B1Air hose coupling deviceNORFOLK SOUTHERN CORP·Filed 2007·Granted Jul 6, 2010·29 cites·14 claims
- 0888US4915504AOptical rail gage/wear systemNORFOLK SOUTHERN CORP·Filed 1988·Granted Apr 10, 1990·86 cites·28 claims
- 0987US11663711B1Machine-learning framework for detecting defects or conditions of railcar systemsNORFOLK SOUTHERN CORP·Filed 2022·Granted May 30, 2023·1 cites·20 claims
- 1086US8640629B2Battery-powered all-electric and/or hybrid locomotive and related locomotive and train configurationsNORFOLK SOUTHERN CORP·Filed 2012·Granted Feb 4, 2014·18 cites·46 claims
- 1185US12365373B2Undercarriage inspection assemblies and systemsNORFOLK SOUTHERN CORP·Filed 2024·Granted Jul 22, 2025·0 cites·17 claims
- 1285US12348880B2Rail-side inspection assemblies and systemsNORFOLK SOUTHERN CORP·Filed 2024·Granted Jul 1, 2025·0 cites·22 claims
- 1385US2025388248A1Apparatuses, systems, and methods for monitoring moving vehiclesNORFOLK SOUTHERN CORP·Filed 2025·Application pending·0 cites
- 1484US2025319913A1Undercarriage inspection assemblies and systemsNORFOLK SOUTHERN CORP·Filed 2025·Application pending·0 cites
- 1584US2025326411A1Undercarriage inspection assemblies systemsNORFOLK SOUTHERN CORP·Filed 2025·Application pending·0 cites
- 1683US12344294B2Inspection portal system and methods theretoNORFOLK SOUTHERN CORP·Filed 2024·Granted Jul 1, 2025·0 cites·18 claims
- 1783US2025326414A1Inspection portal system and methods theretoNORFOLK SOUTHERN CORP·Filed 2025·Application pending·0 cites
- 1883US2025326412A1Inspection portal system and methods theretoNORFOLK SOUTHERN CORP·Filed 2025·Application pending·0 cites
- 1983US2025326415A1Inspection portal system and methods theretoNORFOLK SOUTHERN CORP·Filed 2025·Application pending·0 cites
- 2083US2025326413A1Inspection portal system and methods theretoNORFOLK SOUTHERN CORP·Filed 2025·Application pending·0 cites
- 2182US8386122B1Techniques for autonomous testing of head-of-train and/or end-of-train devicesNORFOLK SOUTHERN CORP·Filed 2010·Granted Feb 26, 2013·13 cites·50 claims
- 2282US2025282401A1Rail-side inspection assemblies and systemsNORFOLK SOUTHERN CORP·Filed 2025·Application pending·0 cites
- 2381US12420851B2Apparatuses, systems, and methods for monitoring moving vehiclesNORFOLK SOUTHERN CORP·Filed 2024·Granted Sep 23, 2025·0 cites·20 claims
- 2481US2025260905A1Apparatuses, systems, and methods for monitoring moving vehiclesNORFOLK SOUTHERN CORP·Filed 2025·Application pending·0 cites
- 2578US12158333B1Track geometry inspectionNORFOLK SOUTHERN CORP·Filed 2022·Granted Dec 3, 2024·3 cites·20 claims
- 2678US11870659B1Industrial equipment diagnostic systemNORFOLK SOUTHERN CORP·Filed 2022·Granted Jan 9, 2024·3 cites·22 claims
- 2777US9366176B2Split cooling method and apparatusNORFOLK SOUTHERN CORP·Filed 2013·Granted Jun 14, 2016·4 cites·9 claims
- 2873US12462362B2Machine-learning framework for detecting defects or conditions of railcar systemsNORFOLK SOUTHERN CORP·Filed 2023·Granted Nov 4, 2025·0 cites·23 claims
- 2973US2025209592A1Machine-learning framework for detecting defects or conditions of railcar systemsNORFOLK SOUTHERN CORP·Filed 2025·Application pending·0 cites
- 3065US11859350B2Edge weather abatement using hyperlocal weather and train activity inputsNORFOLK SOUTHERN CORP·Filed 2023·Granted Jan 2, 2024·0 cites·20 claims
- 3165US9238474B1Run-through switch rodsNORFOLK SOUTHERN CORP·Filed 2013·Granted Jan 19, 2016·6 cites·12 claims
- 3262US11634871B2Edge weather abatement using hyperlocal weather and train activity inputsNORFOLK SOUTHERN CORP·Filed 2021·Granted Apr 25, 2023·0 cites·18 claims
- 3355US9377378B2Power assembly test stand system and methodNORFOLK SOUTHERN CORP·Filed 2014·Granted Jun 28, 2016·1 cites·15 claims
- 3454US12556458B1Industrial equipment diagnostic systemNORFOLK SOUTHERN CORP·Filed 2023·Granted Feb 17, 2026·0 cites·33 claims
- 3547US8875556B2Railroad spikes and methods of making the sameNORFOLK SOUTHERN CORP·Filed 2014·Granted Nov 4, 2014·0 cites·6 claims
- 3647US7658266B1Truck bed staircase deviceNORFOLK SOUTHERN CORP·Filed 2005·Granted Feb 9, 2010·1 cites·16 claims
- 3746US9255518B2System and method for an aftercooler bypassNORFOLK SOUTHERN CORP·Filed 2013·Granted Feb 9, 2016·0 cites·24 claims
- 3845US11384491B2One-piece bridge tie restraining clipNORFOLK SOUTHERN CORP·Filed 2019·Granted Jul 12, 2022·0 cites·18 claims
- 3941US9321137B1Tool and method for seating engine pistonsNORFOLK SOUTHERN CORP·Filed 2013·Granted Apr 26, 2016·1 cites·10 claims
- 4032USH1961HDirectional reference for trailing locomotives and railroad carsNORFOLK SOUTHERN CORP·Filed 1999·Granted Jun 5, 2001·5 cites·9 claims
- 4130US2006071479A1Top-mounted container door systemNORFOLK SOUTHERN CORP·Filed 2005·Application pending·0 cites
- 4219US5480112ARailroad switch stand having improved handle meansNORFOLK SOUTHERN CORP·Filed 1994·Granted Jan 2, 1996·1 cites·9 claims
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