Top Inventors at Underground Solutions Technologies Group All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Bryan St. Onge | 16 |
| 2 | Henri St. Onge | 13 |
| 3 | Thomas Marti | 12 |
| #4 | Mark A. Smith | 11 |
| #5 | Joan Bondira | 3 |
| #6 | Bruce Schurter | 1 |
| #7 | David Silvernail | 1 |
| #8 | David Woods | 1 |
| #9 | Eric C. Davis | 1 |
| #10 | James Ledger | 1 |
| #11 | Patrick J. Smith | 1 |
| #12 | Steven R. Ferry | 1 |