Patent assignee · DK · COMPANY

Sonion A/S

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14Patents
8Active
14Granted
47Portfolio score

Filing activity: May 31, 2000 → Feb 18, 2015 · 8 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7548626B2 Detection and control of diaphragm collapse in condenser microphones Electricity 103 Active
US7336794B2 High efficiency driver for miniature loudspeakers Electricity 92 Expired
US7466835B2 Miniature microphone with balanced termination Electricity 91 Expired
US7946890B1 Adapter for an electronic assembly Electricity 89 Active
US8233652B2 Detachable earpiece auditory device with spring operation Electricity 86 Active
US7110560B2 Electret condensor microphone preamplifier that is insensitive to leakage currents at the input Electricity 85 Expired
US8259963B2 Microphone assembly with P-type preamplifier input stage Electricity 83 Active
US6831577B1 Sigma delta modulator having enlarged dynamic range due to stabilized signal swing Electricity 82 Expired
US8313336B2 Assembly comprising a male and a female plug member, a male plug member and a female plug member Electricity 82 Active
US6930259B1 Encoder Electricity 81 Expired
US7728237B2 Multi-functional control Electricity 80 Active
US8160290B2 Electroacoustic transducer having a slotted terminal structure for connection to a flexible wire, and an assembly of the same Mechanical Engineering; Lighting; Heating 78 Active
US10021498B2 Method of manufacturing assemblies for hearing aids Emerging Cross-Sectional Technologies 3 Active
US8229138B2 Microphone assembly with P-type preamplifier input stage General 0 Revoked

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