Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5715687 | Double layer cooler | Hermann Niemerg, Gunter Driemeier | 1998-02-10 |
| 5568734 | Double layer cooler | Hermann Niemerg, Ralf Osburg, Arthur Berger, Manfred Strohbusch | 1996-10-29 |