Top Inventors at Interplastic All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | George E. Hand | 3 |
| 2 | Louis R. Ross | 3 |
| 3 | Roman A. Kramer | 3 |
| #4 | Benjamin R. Hazen | 2 |
| #5 | David J. Herzog | 2 |
| #6 | Joel R. Weber | 2 |
| #7 | Matthew C. Kastl | 1 |
| #8 | Theodor Schottli | 1 |
| #9 | Thomas P. O'Hearn | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | George E. Hand | 3 |
| 2 | Louis R. Ross | 3 |
| 3 | Roman A. Kramer | 3 |
| #4 | Benjamin R. Hazen | 2 |
| #5 | David J. Herzog | 2 |
| #6 | Joel R. Weber | 2 |
| #7 | Matthew C. Kastl | 1 |
| #8 | Theodor Schottli | 1 |
| #9 | Thomas P. O'Hearn | 1 |