Patent assignee · US · COMPANY

JD Birck, LLC

1Patents
1Active
1Granted
39Portfolio score

Filing activity: Sep 23, 2009 → Sep 23, 2009 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8419655B2 Method and apparatus for aural acoustic immittance measurement Human Necessities 1 Active

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