Top Inventors at Cold Spring Granite All Time
Showing 1–8 of 8 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Joseph Miller | 4 |
| 2 | Bernard J. Frie | 1 |
| 2 | Chad David Althaus | 1 |
| 2 | Daniel A. Holthaus | 1 |
| 2 | Dale J. Schleppenbach | 1 |
| 2 | James Daniel Calgaro | 1 |
| 2 | John H. Mattke | 1 |
| 2 | Samuel Emerson Shepherd | 1 |