Top Inventors at Challenger Circle F All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | John Fiumefreddo | 3 |
| 2 | Henry Leong | 2 |
| 3 | Julius F. Tibolla | 2 |
| #4 | Theodore R. Stiles | 1 |
| #5 | Walter H. Anthony | 1 |
| #6 | Allen P. Abramson | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | John Fiumefreddo | 3 |
| 2 | Henry Leong | 2 |
| 3 | Julius F. Tibolla | 2 |
| #4 | Theodore R. Stiles | 1 |
| #5 | Walter H. Anthony | 1 |
| #6 | Allen P. Abramson | 1 |