Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7771734 | Process to color and permanently restructure hair | Anette Schmidt-Hoerr | 2010-08-10 |
| 7273058 | Method for simultaneously dyeing and permanent shaping of hair | Anette Schmidt-Hoerr, Uwe Lenz | 2007-09-25 |
| 6945254 | Method for simultaneously dyeing and permanent shaping of hair | Anette Schmidt-Hoerr, Uwe Lenz | 2005-09-20 |
| 6506501 | Foil for wrapping hair ends | Gerhard Maresch, Gernot Mecks | 2003-01-14 |
| 6173717 | Hair shaping method using acidic aqueous intermediate rinse to prevent overcurling | Beate Dannecker, Gunther Lang, Dieter Hoch, Wilfried K. Kalbacher, Johann Märkl | 2001-01-16 |
| 5879669 | Aqueous hair fixing composition containing a water-soluble hair fixing polymer and a thickener | Thomas Clausen, Gunther Lang, Wolfgang Keil, Michael Franzke, Jurgen Schmenger | 1999-03-09 |
| 5065417 | Method and apparatus for monitoring the partial density of metal and acid in pickling baths | Jurgen Behringer, Dieter Evers | 1991-11-12 |
| 4928717 | Equipment for surface treatment of continuously, running strips particularly pickling equipment | Werner Osarek, Franz G. Pempera | 1990-05-29 |