Top Inventors at Rolscreen All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Mearl J. Minter | 11 |
| 2 | Bruce Hagemeyer | 9 |
| 3 | Robert S. Evers | 4 |
| #4 | Marlo G. Van Klompenburg | 2 |
| #5 | Ralph G. Yuhas | 2 |
| #6 | Terry J. Buhr | 2 |
| #7 | Timm Martin | 2 |
| #8 | William H. Birmingham | 2 |
| #9 | Bruce A. Baier | 1 |
| #10 | Gene DeBoef | 1 |
| #11 | Herman S. Kuyper | 1 |
| #12 | James J. Kinghorn | 1 |
| #13 | John R. Regal | 1 |
| #14 | Marlo Klompenburg | 1 |
| #15 | Merlan J. Rolffs | 1 |
| #16 | Michael J. Billingsley | 1 |
| #17 | Mark J. Hunke | 1 |
| #18 | James B. Schnelker | 1 |
| #19 | Jay T. Scripter | 1 |