Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8865016 | Biodegradable, frost proof heat-transfer fluid, use thereof in near-surface geothermal installations, and a concentrate for preparing same | Michael Waidelich, Achim Stankowiak, Johann Schuster, Sabine Dronia | 2014-10-21 |