Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9751279 | Composite elements composed from thermoplastic polymers and polyurethanes, and process for production thereof | Rolf Albach, Hartmut Nefzger, Harald Knaup, Frank J. Hahn, Petra Venner | 2017-09-05 |
| 9415572 | Composite elements composed from thermoplastic polymers and polyurethanes, and process for production thereof | Rolf Albach, Hartmut Nefzger, Petra Venner | 2016-08-16 |
| 9000062 | Semi-rigid polyurethane foams and processes for their production and use | Rolf Albach, Harald Fietz | 2015-04-07 |