Assignee
NORFOLK SOUTHERN RAILWAY CO
US·8 granted patents·124 citations·filing 1991–1997
Top patents by PatentIndex Score
8 records- 0174US5692583AHandling device for railway wheel assembliesNORFOLK SOUTHERN RAILWAY CO·Filed 1996·Granted Dec 2, 1997·42 cites·19 claims
- 0268US5481950AMultipurpose tool for use with railroad carsNORFOLK SOUTHERN RAILWAY CO·Filed 1994·Granted Jan 9, 1996·33 cites·3 claims
- 0349US5219198AHandling device and process for fastenersNORFOLK SOUTHERN RAILWAY CO·Filed 1991·Granted Jun 15, 1993·15 cites·7 claims
- 0442US5287739AMounting bracket for railway car couplerNORFOLK SOUTHERN RAILWAY CO·Filed 1992·Granted Feb 22, 1994·13 cites·8 claims
- 0541US5180213ABrake pipe continuity valve systemNORFOLK SOUTHERN RAILWAY CO·Filed 1992·Granted Jan 19, 1993·8 cites·4 claims
- 0638US5415087AMobile tie banding apparatusNORFOLK SOUTHERN RAILWAY CO·Filed 1994·Granted May 16, 1995·11 cites·16 claims
- 0719USRE36542ERailroad switch stand having improved handle meansNORFOLK SOUTHERN RAILWAY CO·Filed 1997·Granted Feb 1, 2000·1 cites·2 claims
- 0818US5181327ALoadwidth gauge for railway carsNORFOLK SOUTHERN RAILWAY CO·Filed 1992·Granted Jan 26, 1993·1 cites·4 claims
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