Patent assignee · US · INDIVIDUAL

Christopher Brown

2Patents
1Active
2Granted
34Portfolio score

Filing activity: Jun 24, 1992 → Oct 19, 2010 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5307292A Method of quantifying the topographic structure of a surface Emerging Cross-Sectional Technologies 35 Expired
US8227674B2 Apparatus for assembling and regulating a grand piano action Physics 4 Active

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