Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5379500 | Method and apparatus for producing untwisted yarn from at least two fibril bundles | Hans-Joach Weiss | 1995-01-10 |
| 5299345 | Method and apparatus for producing untwisted yarn from at least two fibril bundles | Hans-Joach Weiss | 1994-04-05 |
| 5220778 | Method and apparatus for producing untwisted yarn from at least two fibril bundles positioned constantly relative to one another | Hans-Joach Weiss | 1993-06-22 |