Assignee
SNCF
FR·7 granted patents·3 pending applications·152 citations·filing 1985–2014
Top patents by PatentIndex Score
10 records- 0181US4662224AProcess and device for the automatic recognition and detection of discontinuities and irregularities in the rails of railroad tracksSNCF·Filed 1985·Granted May 5, 1987·53 cites·6 claims
- 0276US4689995AMethod and apparatus for the non-destructive testing of railroad track railsSNCF·Filed 1985·Granted Sep 1, 1987·42 cites·8 claims
- 0372US4863123AProcess and system for localizing a mobile unit which travels on a system of railroadsSNCF·Filed 1987·Granted Sep 5, 1989·36 cites·15 claims
- 0455US5496003ASystem for transmission of information between the ground and moving objects, in particular in ground-train communicationsSNCF·Filed 1992·Granted Mar 5, 1996·17 cites·13 claims
- 0543US2016131531A1Thermal test bench for the rub strip of a pantograph and process for corresponding thermal testSNCF·Filed 2014·Application pending·0 cites
- 0642US2011167884A1Device for locking a bathroom doorSNCF·Filed 2009·Application pending·0 cites
- 0739US2011021648A1Silicone foam with added thermal agent and uses of the foamSNCF·Filed 2007·Application pending·0 cites
- 0821US4700564ADevice for automatically identifying catenary posts of a railway track to locate faults detected on the railway trackSNCF·Filed 1985·Granted Oct 20, 1987·2 cites·8 claims
- 0920US5233341AInstallation for the remote monitoring and control of the open and closed state of one among a plurality of contactsSNCF·Filed 1990·Granted Aug 3, 1993·2 cites·21 claims
- 1018US7706933B2Method and system of aiding the movement of works trainsSNCF·Filed 2004·Granted Apr 27, 2010·0 cites·15 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →