Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6173717 | Hair shaping method using acidic aqueous intermediate rinse to prevent overcurling | Dieter Schonert, Beate Dannecker, Gunther Lang, Dieter Hoch, Johann Märkl | 2001-01-16 |