Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6440957 | Cephalosporines having cyclic aminoguanidine substituents as antibiotics | Gerd Ascher, Werner Heilmayer, Johannes Ludescher, Johannes Hildebrandt, Michael Schranz | 2002-08-27 |
| 6414140 | Process for the production of 3-vinyl cephalosporins | Gerd Ascher, Johannes Ludescher, Herbert Sturm | 2002-07-02 |