Mack Edward Johnson
1Patents
0Active
1Granted
17Portfolio score
Filing activity: Apr 11, 2003 → Apr 11, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD488403S1 | Historical African American flag | General | 9 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.