Patent assignee · DK · COMPANY

Sonion Mems A/S

7Patents
2Active
7Granted
35Portfolio score

Filing activity: May 12, 2000 → Jun 22, 2009 · 2 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7142682B2 Silicon-based transducer for use in hearing instruments and listening devices Electricity 179 Expired
US7221767B2 Surface mountable transducer system Electricity 154 Expired
US8284966B2 Elastomeric shield for miniature microphones Electricity 85 Active
US8189820B2 Microphone assembly with underfill agent having a low coefficient of thermal expansion Electricity 79 Active
US6732588B1 Pressure transducer Electricity 76 Expired
US7054460B2 Micromachined magnetically balanced membrane actuator Electricity 12 Expired
US6622368B1 Method of manufacturing a transducer having a diaphragm with a predetermined tension Emerging Cross-Sectional Technologies 10 Expired

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