Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11192398 | Method for producing an abrasion-resistant wood material panel and production line therefor | Norbert Kalwa | 2021-12-07 |
| 11156004 | Method for finishing a supplied building panel | Frank Oldorff, Norbert Kalwa, Rüdiger Klupsch, Thomas Lehmann | 2021-10-26 |
| 11072087 | Wooden material panel, in particular in the form of a wood-plastic composite material, and a method for producing the same | Norbert Kalwa, Jens Siems | 2021-07-27 |