Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Ronald J. Schnipke | The Schnipke Family | 7 |
| 2 | Thomas Steffan | Unverferth Manufacturing Co. | 4 |
| 3 | James Grote | Hill-Rom | 3 |
| 3 | Leonard H. Schnipke | The Schnipke Family | 3 |
| #5 | Tom Steffan | Unverferth Manufacturing Co. | 1 |
| #5 | Gregory J. Hohlbein | — | 1 |
| #5 | Kenneth R. Landwehr | — | 1 |
| #5 | Donald K. Schnipke | The Schnipke Family | 1 |
| #5 | Scott J. Winkle | The Schnipke Family | 1 |
Part of Ohio