Top Inventors at Engis All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Donald Bouchard | 3 |
| 2 | Ion C. Benea | 3 |
| 3 | Malcolm Owen | 3 |
| #4 | Ralph R. Doyle | 3 |
| #5 | Robert Marvin | 3 |
| #6 | Stephen Griffin | 3 |
| #7 | Benjamin Rosczyk | 2 |
| #8 | David Diaz | 2 |
| #9 | Douglas Seitz | 2 |
| #10 | Robert Passeri | 2 |
| #11 | Clement N. Onyenemezu | 1 |
| #12 | Craig T. Hoeppner | 1 |
| #13 | David Novalinski | 1 |
| #14 | Erick Robles | 1 |
| #15 | Laura Fitzgerald | 1 |