Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695529 | Liquid formulation of N-(2-sulfatoethyl)piperazine sulfate | Andreas Schrell, Michael Meier | 1997-12-09 |
| 5596099 | Process for the preparation of N-(2-sulfatoethyl)-piperazine in high purity | Michael Meier | 1997-01-21 |