Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060207 | Multi-zone spinneret, apparatus and method for making filaments and nonwoven fabrics therefrom | Sergio Rafael Diaz de Leon Izquierdo, John Arthur Street, John F. Steffen, Ralph A. Moody, III | 2021-07-13 |
| 10301746 | Multi-zone spinneret, apparatus and method for making filaments and nonwoven fabrics therefrom | Sergio Rafael Diaz de Leon Izquierdo, John Arthur Street, John F. Steffen, Ralph A. Moody, III | 2019-05-28 |