Top Inventors at Dsi Underground Systems All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | James Edward Pinkley | 3 |
| 2 | Billy J. Brown | 2 |
| 3 | Brian Masloff | 2 |
| #4 | John C. Fodor | 2 |
| #5 | Phillip Edwin Gramlich, Jr. | 2 |
| #6 | Roy Jones | 2 |
| #7 | Steven J. Thorogood | 2 |
| #8 | George Pesansky | 1 |
| #9 | James Cook | 1 |
| #10 | Jeffrey T. Gotro | 1 |
| #11 | John M. Sheeler | 1 |
| #12 | Matthew S. Slatter | 1 |
| #13 | Roland Walker | 1 |
| #14 | William G. Fox | 1 |
| #15 | Ed Rollandini | 1 |