Patent assignee · TW · COMPANY

ADD-ON TECHNOLOGY, CO. LTD.

5Patents
5Active
5Granted
41Portfolio score

Filing activity: Jul 1, 2011 → Jan 6, 2014 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US9148714B2 Battery-powered sound device with mounting element made of vibration absorbing material Electricity 12 Active
USD735164S1 Speaker General 10 Active
USD728513S1 Speaker General 5 Active
USD682248S1 Equipment for the recording or reproduction of sounds or pictures General 4 Active
USD682249S1 Equipment for the recording or reproduction of sounds or pictures General 4 Active

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