Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7441443 | Drying balance | Horst Nagel, Wilfried Spannagel | 2008-10-28 |
| 6331683 | Drying balance with temperature calibration disk | Wilfried Spannagel, Olaf Dudda, Christian Baseler | 2001-12-18 |