Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4678758 | Porous ceramic filter body and manufacturing method therefor | Konrad Kampfer, Wolfhart Rieger, Ludwig Gauckler | 1987-07-07 |
| 4528099 | Filter medium for filtering molten metals | Wolfhart Rieger, Lugwig Gauckler, Konrad Kampfer, Albert Mauer, Volker Nobbe | 1985-07-09 |