Top Inventors at The Duriron Company 1982
Showing 1–4 of 4 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Donald L. Winegar | 1 |
| 1 | Richard L. Helferich | 1 |
| 1 | William B. Shook | 1 |
| 1 | Joseph M. Arde, Jr. | 1 |
Showing 1–4 of 4 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Donald L. Winegar | 1 |
| 1 | Richard L. Helferich | 1 |
| 1 | William B. Shook | 1 |
| 1 | Joseph M. Arde, Jr. | 1 |