Top Inventors at Rotomaster All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Hugh MacInnes | 4 |
| 2 | Andrew E. Johnston | 3 |
| 3 | Jon A. Meyer | 2 |
| #4 | John Fort | 1 |
| #5 | Robert A. Keller | 1 |
| #6 | Ronald Miller | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Hugh MacInnes | 4 |
| 2 | Andrew E. Johnston | 3 |
| 3 | Jon A. Meyer | 2 |
| #4 | John Fort | 1 |
| #5 | Robert A. Keller | 1 |
| #6 | Ronald Miller | 1 |