Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5139725 | Process for manufacture of crimped polyester yarn from cold drawn polyester-POY yarn | Paul Schaffner | 1992-08-18 |
| 5106685 | Process for manufacturing a smooth polyester yarn and yarn so obtained | — | 1992-04-21 |
| 4950539 | Product and method of producing a smooth polyester yarn | Paul Schaffner | 1990-08-21 |
| 4908269 | Crimped polyester-yarn from cold drawn polyester-POY-yarn and process for its manufacture | Paul Schaffner | 1990-03-13 |