Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12233426 | Method and device for high-efficiency hydrodynamic separation of heavy materials | — | 2025-02-25 |
| 5529692 | Method and apparatus for anaerobic biological hydrolysis and for subsequent biomethanization | — | 1996-06-25 |
| 5377917 | Processing waste materials for anaerobic digestion of the biogenic-organic constituents | Harry Wiljan, Ulrich Niefnecker, Ottokarl Muck, Roland Schnell, Roland Carra +1 more | 1995-01-03 |
| 4274086 | Security alarm system | Wolfgang Benckendorff | 1981-06-16 |