Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790241 | Mediator systems based on mixed metal complexes, used for reducing dyes | Thomas Bechtold, Eduard Burtscher, Wolfgang Schrott, Norbert Grund, Peter Maier +1 more | 2004-09-14 |
| 6767448 | Method for producing aqueous alkaline solutions or reduced indigoid dyes | Thomas Bechtold, Rudolf Kruger, Hans-Peter Maier, Franz Sütsch, Wolfgang Schrott +1 more | 2004-07-27 |
| 6004358 | Batchwise dyeing of cellulosic textile material with indigo by the exhaust method | Rudolf Kruger, Gert Rainer Kuhnel | 1999-12-21 |
| 5586992 | Dyeing cellulose-containing textile material with hydrogenated indigo | Franz Suetsch, Michael Schmitt, Erich Kromm, Harald Schlueter, Rudolf Krueger +1 more | 1996-12-24 |
| 5518508 | Continuous dyeing of yarns | Gert Kuehnel, Peter Richter, by Wolfgang Richter, legal representative, by Georg Richter, legal representative | 1996-05-21 |