Top Inventors at Diagraph All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Jimmy L. Droit | 4 |
| 2 | Mark Reinders | 2 |
| 3 | Mark K. Virkus | 2 |
| #4 | Ronald J. Johnsen | 2 |
| #5 | Anthony Bruce Castro | 2 |
| #6 | Clifford R. Cairatti | 1 |
| #7 | Donald D. Porter | 1 |
| #8 | Edward B. Evans | 1 |
| #9 | Gary Suits | 1 |
| #10 | Howard H. Barney | 1 |
| #11 | James Lawhorn | 1 |
| #12 | John Shaw | 1 |
| #13 | Juan E. Lopez | 1 |
| #14 | Ronald Parks | 1 |
| #15 | Scott A. Bruckerhoff | 1 |
| #16 | Phillip Leroy Laffoon | 1 |