Top Inventors at National Door Industries All Time
Showing 1–7 of 7 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | D. Michael Barnard | 13 |
| 2 | Ken Barnard | 3 |
| 3 | Bob R. Barnard | 2 |
| 3 | David Barnard | 2 |
| 3 | James P. Webb | 2 |
| 3 | Jorge Manuel Prieto | 2 |
| #7 | Alan Britt Barnard | 1 |
Showing 1–7 of 7 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | D. Michael Barnard | 13 |
| 2 | Ken Barnard | 3 |
| 3 | Bob R. Barnard | 2 |
| 3 | David Barnard | 2 |
| 3 | James P. Webb | 2 |
| 3 | Jorge Manuel Prieto | 2 |
| #7 | Alan Britt Barnard | 1 |