Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9140711 | Determination of vitamin D metabolites in dried blood | Franz Paul Armbruster, Hans J. Gron | 2015-09-22 |
| 7964363 | Direct determination of vitamin D in serum or plasma | Franz Paul Armbruster, Heinz-Juergen Roth, Sabine Friedl | 2011-06-21 |