Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9988744 | High-tenacity viscose multifilament yarn with low yarn linear density | Dennis Mössinger, Holger Scheytt, David Wunderlich, Britta Zimmerer | 2018-06-05 |
| 9677198 | Hybrid cord consisting of at least two multifilament yarns twisted together | Carole Justine, Thomas Kramer, Gunter Wahl, Holger Scheytt, Dennis Mössinger +2 more | 2017-06-13 |
| 8419991 | Free-flowing pellets based on cellulose textile fibers and a method for the production thereof | Hans-Peter Fink, Johannes Ganster, Alfred Zengel, Britta Zimmerer | 2013-04-16 |
| 6075153 | Process for the preparation of Gamma-Butyrolactone and the use thereof | Manfred Bergfeld | 2000-06-13 |
| 6008375 | Process for manufacturing 2-pyrrolidone or N-alkylpyrrolidones | Manfred Bergfeld | 1999-12-28 |