James Chapman
7Patents
0Active
7Granted
19Portfolio score
Filing activity: Jun 17, 2008 → May 13, 2009
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD593262S1 | Ultrasonic cleaner | General | 46 | Expired |
| USD605956S1 | Metal detector | General | 15 | Expired |
| USD595621S1 | Triple baby stroller | General | 9 | Expired |
| USD592981S1 | Metal detector | General | 6 | Expired |
| USD593458S1 | Double baby stroller | General | 3 | Expired |
| USD627876S1 | Microderm abrasion machine | General | 2 | Expired |
| USD593427S1 | Water resistant metal detector | General | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.