Patent assignee · DE · COMPANY

DB Netz AG

3Patents
3Active
3Granted
42Portfolio score

Filing activity: Nov 7, 2006 → Jul 12, 2011 · 2 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7810433B2 Device for the assembly and disassembly of a fastening device, more preferably a rail fastening device on a support body Fixed Constructions 1 Active
US7793857B2 Fixing means for fixing railway lines to sleepers or stretches of track Fixed Constructions 0 Active
US9145647B2 Folding switch Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.