Top Inventors at Oldcastle All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | John A. Fifield | 7 |
| 2 | Barry H. Bamber | 2 |
| 3 | Michael E. Woolford | 2 |
| #4 | George Clinton Brookhart, Jr. | 1 |
| #5 | Leslie G. Hammond | 1 |
| #6 | Paul V. Childress | 1 |
| #7 | Alan H. Sabatino | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | John A. Fifield | 7 |
| 2 | Barry H. Bamber | 2 |
| 3 | Michael E. Woolford | 2 |
| #4 | George Clinton Brookhart, Jr. | 1 |
| #5 | Leslie G. Hammond | 1 |
| #6 | Paul V. Childress | 1 |
| #7 | Alan H. Sabatino | 1 |