Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11498790 | Sheet-processing machine comprising a turning device, method for conveying sheets, and use of sheet guide elements containing deionization devices | Heinz Koch, Mario Herzog, Tilo Hanke, Michael Geihsler | 2022-11-15 |
| 7670845 | Indicator granular material | Gunnar Wenzel | 2010-03-02 |
| 5735232 | Animal litter and process for producing it | Rudiger Lang, Peter Schlimm, Rolf Hornig | 1998-04-07 |
| 4441698 | Furnace for the heat treatment of drills | Ferdinand Limque, Cornelis H. Luiten, Franz Bless, Reinhard Neubauer | 1984-04-10 |