Top Inventors at International Billing Services All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Jonathan D. Emigh | 5 |
| 2 | Frank W. Delfer | 4 |
| 3 | Marc Fagan | 4 |
| #4 | Daniel M. Saldana | 3 |
| #5 | Robert L. Fehringer | 3 |
| #6 | Steven L. Mulkey | 3 |
| #7 | Charles Preston | 2 |
| #8 | Christian E. Tammi | 2 |
| #9 | Lino Etollo Carnesecca | 2 |
| #10 | Motaz Qutub | 2 |
| #11 | Charles B. Clupper | 1 |
| #12 | Chris Jones | 1 |
| #13 | Cindy M. Spear | 1 |
| #14 | George E. Rader | 1 |
| #15 | Glenna M. Johnston | 1 |
| #16 | James W. Hart | 1 |
| #17 | Steve Johnson | 1 |
| #18 | William L. Hines | 1 |
| #19 | George G. Lines | 1 |