Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4644621 | Chilled yarn guide | Samuel L. Yates, Frank L. Peckinpaugh, Thomas A. Flower | 1987-02-24 |
| 4396570 | Nylon spin-draw process with steam conditioning | Frank L. Peckinpaugh | 1983-08-02 |