Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4302929 | Hairy monocomponent yarn | Wolfgang Burghardt, Hilmar Moller | 1981-12-01 |
| 4300344 | Feed yarn and process for the manufacture of a voluminous false twist texturized hairy yarn | Wolfgang Burghardt, Hilmar Moller | 1981-11-17 |