Patent assignee · US · COMPANY

Group4 Labs, Inc.

4Patents
4Active
4Granted
47Portfolio score

Filing activity: Apr 12, 2006 → Sep 29, 2009 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7595507B2 Semiconductor devices having gallium nitride epilayers on diamond substrates Electricity 30 Active
US8283672B2 Semiconductor devices having gallium nitride epilayers on diamond substrates Electricity 12 Active
US7943485B2 Composite wafers having bulk-quality semiconductor layers and method of manufacturing thereof Emerging Cross-Sectional Technologies 10 Active
US8283189B2 Method for manufacturing semiconductor devices having gallium nitride epilayers on diamond substrates Electricity 7 Active

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