Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6063286 | Modified, fine-particle, water-insoluble aziridine polymer and use therefore for removing heavy metals from aqueous solution | Ulrich Steuerle, Wolfgang Reuther, Hubert Meixner, Michael Ehle, Thomas Greindl | 2000-05-16 |
| 4970321 | Preparation of cyclic N,N'-dimethylureas | Erwin Hahn, Rolf Fikentscher | 1990-11-13 |