Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11371973 | Test device and method for the semi-quantitative determination of chlorine dioxide in a liquid sample containing free chlorine | Jurgen Hoffmann, Ralph Husmann, Tobias Schillberg | 2022-06-28 |
| 11353405 | Method for treating indicator fields, indicator field and test device comprising such an indicator field | Jurgen Hoffmann, Ralph Husmann, Christian Prokisch | 2022-06-07 |