Patent assignee · SG · COMPANY

Epcos Pte Ltd

9Patents
8Active
9Granted
44Portfolio score

Filing activity: Jul 11, 2002 → May 4, 2009 · 8 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8103025B2 Surface mountable transducer system Electricity 41 Active
US8036401B2 Calibrated microelectromechanical microphone Electricity 20 Active
US8542850B2 Miniature microphone assembly with hydrophobic surface coating Emerging Cross-Sectional Technologies 7 Active
US8094846B2 Deep sub-micron MOS preamplifier with thick-oxide input stage transistor Electricity 7 Active
USRE42346E1 Solid state silicon-based condenser microphone General 6 Expired
USRE42347E1 Solid state silicon-based condenser microphone General 6 Active
US8666095B2 Fast precision charge pump Electricity 4 Active
US8675895B2 Microphone assembly with integrated self-test circuitry Electricity 4 Active
US8406437B2 Miniature microphone assembly with solder sealing ring Performing Operations; Transporting 2 Active

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