Top Inventors at Gardner Asphalt All Time
Showing 1–8 of 8 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Barton J. Malina | 7 |
| 1 | Michael L. Yap | 7 |
| 1 | Raymond T. Hyer | 7 |
| #4 | Brian Anthony | 1 |
| #4 | Donald C. Portfolio | 1 |
| #4 | Kenneth F. Grzybowski | 1 |
| #4 | Raymont T. Hyer | 1 |
| #4 | Robert Hyer | 1 |