Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5217062 | Heat accumulator with an enlarging expansion area | Friedrich Paul Lindner, Peter Tattermusch | 1993-06-08 |
| 5088548 | Heat accumulator with expansion recesses | Friedrich Paul Lindner, Peter Tattermusch | 1992-02-18 |