Patent assignee · FR · COMPANY

Matra Transport

8Patents
0Active
8Granted
27Portfolio score

Filing activity: Oct 17, 1985 → Feb 14, 1996

Most-cited patents

PatentTitleAreaCited byStatus
US4723737A Process and device for transmitting data between vehicles moving over a track Performing Operations; Transporting 33 Expired
US5451941A System for detecting the passage of a mobile including a passive responder Performing Operations; Transporting 8 Expired
US4725777A Motion measuring device using specialized coding Physics 8 Expired
US4920893A Axle with magnetic guidance for railroad vehicles Performing Operations; Transporting 3 Expired
US5575217A Wheel set for a vehicle travelling on a guide path Performing Operations; Transporting 2 Expired
US5541732A Method and apparatus for measuring a relative movement between two elements Physics 2 Expired
US5510971A Safety control device and process with analog power output Electricity 1 Expired
US5357151A Intrinsically safe logic and-circuit having two inputs Electricity 0 Expired

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