Top Inventors at Once Innovations All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Zdenko Grajcar | 53 |
| 2 | Kevin Payne | 5 |
| 3 | Leif Erickson | 4 |
| #4 | Juliette Delabbio | 3 |
| #5 | Brian Babb | 2 |
| #6 | Brad Klassen | 2 |
| #7 | David J. Haskvitz | 2 |
| #8 | John Lilly | 2 |
| #9 | David Natarelli | 1 |
| #10 | Hoa Huynh | 1 |
| #11 | Josef Hoffmann | 1 |
| #12 | Julie Delabbio | 1 |
| #13 | Karol Licko | 1 |
| #14 | Michael J. Ostaffe | 1 |
| #15 | Peter Simko | 1 |