Patent assignee · DE · COMPANY

SIMEMENS AKTIENGESELLSCHAFT

8Patents
3Active
8Granted
36Portfolio score

Filing activity: Aug 26, 1988 → Nov 26, 2009 · 3 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US4856181A Method for manufacturing terminal contacts for thin-film magnetic heads Emerging Cross-Sectional Technologies 19 Expired
US7024117B1 Method and apparatus for adjusting tilting and level of optical signals Electricity 7 Expired
US6021238A Optoelectronic module for bidirectional optical data transmission Physics 7 Expired
US6123112A Fluid line with integrated unpressurized return flow Mechanical Engineering; Lighting; Heating 6 Expired
US8967304B2 Driven vehicle axle Emerging Cross-Sectional Technologies 3 Active
US5105146A Current sensor and method for determining the current flow in conductors to be evaluated Electricity 3 Expired
US8502156B2 Detector material for a detector for use in CT systems, detector element and detector Electricity 2 Active
US7982688B2 Device for representing optical information by means of a virtual image, in particular in a motor vehicle Physics 2 Active

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