Patent assignee · DK · COMPANY

Sonion Roskilde A/S

10Patents
0Active
10Granted
34Portfolio score

Filing activity: Sep 15, 1999 → Apr 30, 2004

Most-cited patents

PatentTitleAreaCited byStatus
US7227968B2 Expandsible Receiver Module Electricity 142 Expired
US7221769B1 Hearing aid adapted for discrete operation Electricity 100 Expired
US7425196B2 Balloon encapsulated direct drive Electricity 97 Expired
US7012200B2 Integrated volume control and switch assembly Electricity 88 Expired
US6853290B2 Switch/volume control assembly Electricity 82 Expired
US6919519B2 Multifunctional switch Electricity 82 Expired
US7008271B2 Female connector assembly with a displaceable conductor Electricity 81 Expired
US6943308B2 Digital pulse generator assembly Electricity 81 Expired
US6974921B2 Combined roller and push switch assembly Electricity 81 Expired
US7403630B2 Miniature hearing aid insert module Electricity 79 Expired

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