Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5497610 | Process and device for pneumatic feeding of fibers to the fiber collection surface of an open-end spinning element | — | 1996-03-12 |
| 5313777 | Spinning process and device for the production of a yarn | Werner Billner | 1994-05-24 |
| 5241813 | Spinning process and device for the production of a yarn | Werner Billner | 1993-09-07 |
| 4348858 | Method of and apparatus for making a doubled yarn | — | 1982-09-14 |