Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9738756 | Method for producing highly viscous polyamides | Rüdiger Häffner, Rolf-Egbert Grützner, Achim Stammer | 2017-08-22 |
| 9534083 | Production of polyamides by polycondensation | Achim Stammer, Faissal-Ali El-Toufaili, Simon Gramlich | 2017-01-03 |