Top Inventors at Chicago Lock All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Robert L. Steinbach | 17 |
| 2 | Frank J. Scherbing | 1 |
| 3 | Joseph P. Tauber | 1 |
| #4 | Mitch Mlynarczyk | 1 |
| #5 | Walter S. Christopher | 1 |
| #6 | Robert T. Kriskovich | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Robert L. Steinbach | 17 |
| 2 | Frank J. Scherbing | 1 |
| 3 | Joseph P. Tauber | 1 |
| #4 | Mitch Mlynarczyk | 1 |
| #5 | Walter S. Christopher | 1 |
| #6 | Robert T. Kriskovich | 1 |