Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6767448 | Method for producing aqueous alkaline solutions or reduced indigoid dyes | Thomas Bechtold, Hans-Peter Maier, Georg Schnitzer, Franz Sütsch, Wolfgang Schrott +1 more | 2004-07-27 |
| 6730132 | Reduction clearing of polyester textiles | Eberhard Beckmann, Ulrich Karl, Claus Tritschler | 2004-05-04 |
| 6428581 | Concentrated leucoindigo solutions | Manfred Gang, Peter Miederer | 2002-08-06 |
| 6353131 | Composition containing at least one sulfinic derivative and potassium carbonate | Eberhard Beckmann | 2002-03-05 |
| 6007587 | Leuco vat dye preparations in granule form | Manfred Gang, Peter Miederer, Eberhard Beckmann | 1999-12-28 |
| 6004358 | Batchwise dyeing of cellulosic textile material with indigo by the exhaust method | Gert Rainer Kuhnel, Georg Schnitzer | 1999-12-21 |
| 5984980 | Process for continuous dyeing in a single operation of cellulose-containing yarn with indigo | Franz Sutach | 1999-11-16 |
| 5935273 | Process for continuous dyeing of cellulose-containing yarn with indigo in a single application while controlling the pH value | Franz Sütsch | 1999-08-10 |
| 5888254 | Leuco vat-dye preparations in granule form | Manfred Gang, Peter Miederer, Harald Schluter, Peter Schultz, Manfred R. Wolf | 1999-03-30 |