Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6407029 | Mixtures comprising tetrakis(pyrrolidino/piperdino)phosphonium salts | Berthold Schiemenz, Thomas Wessel, Ralf Pfirmann, Walter Hahn | 2002-06-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6407029 | Mixtures comprising tetrakis(pyrrolidino/piperdino)phosphonium salts | Berthold Schiemenz, Thomas Wessel, Ralf Pfirmann, Walter Hahn | 2002-06-18 |