Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9338827 | Heating device for installation in a switchgear cabinet | Friedhelm Loh | 2016-05-10 |
| 5638205 | Layer system with a controllable heat emission | Thomas Meisel, Walter Rothmund, Walter Schwarzott, Werner Scherber, Albert Braig | 1997-06-10 |
| 4643772 | Preparation of a mixed-phase pigment based on iron oxide and chromium oxide | Harald Gaedcke, Roland Bauer | 1987-02-17 |