Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10046994 | Method for treating liquids with gaseous ozone | Arne Wieland, Jens Scheideler, Achim Ried | 2018-08-14 |
| 7351373 | Method for the oxidative treatment of bulk material | Achim Ried, Frank Spranzel | 2008-04-01 |