Top Inventors at Insinger Machine All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | James S. Calhoun | 4 |
| 2 | Mark A. Ferguson | 4 |
| 3 | Lewis Heayns | 2 |
| #4 | Matthew A. Smith | 2 |
| #5 | Ari B. Cantor | 2 |
| #6 | Herbert D. Fritz | 1 |
| #7 | James J. Bittner | 1 |
| #8 | Michael Jarvis | 1 |
| #9 | Austin H. Rosenblum | 1 |
| #10 | Albert Pure | 1 |