Burlingtonspeech Limited
1Patents
0Active
1Granted
18Portfolio score
Filing activity: Dec 18, 2001 → Dec 18, 2001
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7203840B2 | Access control for interactive learning system | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.