Top Inventors at Gladwin All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Charles T. Richardson, Jr. | 2 |
| 2 | Floyd R. Gladwin | 2 |
| 3 | James B. Sears, Jr. | 2 |
| #4 | Charles Trenkle | 1 |
| #5 | David W. Frantz | 1 |
| #6 | Earle B. Blomeyer | 1 |
| #7 | Jerry Yachabach | 1 |
| #8 | Louis G. Lazzaretti | 1 |
| #9 | Walter E. Nix | 1 |
| #10 | William Q. Watson | 1 |
| #11 | Ray D. Gainey, Jr. | 1 |
| #12 | Louis Lazaretti | 1 |
| #13 | Joseph Grzincic | 1 |