Patent assignee · BE · COMPANY

Alstom Belgium S.A.

8Patents
3Active
8Granted
32Portfolio score

Filing activity: Apr 20, 2000 → Feb 1, 2010 · 3 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6369543B1 Method for symmetrizing asymmetric faults Electricity 19 Expired
US7938370B1 Method for measuring the speed of a rail vehicle and installation therefor Performing Operations; Transporting 9 Expired
US7336223B2 System and method for establishing the instantaneous speed of an object Physics 9 Expired
US6768447B2 Method for secure determination of an object location, preferably a vehicle moving along a known course Performing Operations; Transporting 6 Expired
US7769538B2 Method and system for determining the position of an object moving along a course Performing Operations; Transporting 6 Active
US7684905B2 System and method for verifying the integrity of a train Performing Operations; Transporting 2 Active
US8036784B2 System and method for verifying the integrity of a train Performing Operations; Transporting 1 Active
US7184900B2 Method of measuring a monophase voltage Physics 0 Expired

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