Top Inventors at Glasscraft Door All Time
Showing 1–5 of 5 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | John B. Plummer | 21 |
| 2 | Joseph Gene Denley | 12 |
| 3 | Marjorie Plummer | 6 |
| #4 | Matthew James O'Shea | 3 |
| #5 | Dan Sitkowski | 1 |
Showing 1–5 of 5 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | John B. Plummer | 21 |
| 2 | Joseph Gene Denley | 12 |
| 3 | Marjorie Plummer | 6 |
| #4 | Matthew James O'Shea | 3 |
| #5 | Dan Sitkowski | 1 |