Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6562775 | Fabric care method | Frank Bachmann, Josef Dannacher, Martin Studer, Cornelia Makowka, Peter Weingartner +2 more | 2003-05-13 |
| 6486110 | Fabric care method | Frank Bachmann, Josef Dannacher, Martin Studer, Cornelia Makowka, Peter Weingartner +2 more | 2002-11-26 |
| 5496707 | Assay method for hemicellulases using a colored substrate | Dieter Werthemann, Alfred L. Gaertner, Spencer Fisk | 1996-03-05 |