Chris Walker
1Patents
1Active
1Granted
40Portfolio score
Filing activity: Aug 9, 2007 → Aug 9, 2007 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7547116B2 | Positive contrast roadway lighting system | Mechanical Engineering; Lighting; Heating | 5 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.