Robert Armstrong
1Patents
1Active
1Granted
37Portfolio score
Filing activity: Sep 1, 2011 → Sep 1, 2011 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD661320S1 | Lawn arm assembly for attaching an edger to a mower | General | 6 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.