Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4563192 | Process for dyeing fibre material made of synthetic polyamides with anionic dyes and an auxiliary mixture | Heinz Salathe, Hermann Flensberg | 1986-01-07 |
| 4537598 | Process for trichromatic dyeing or printing of polyamide | Helmut Raisin, Dieter Mausezahl | 1985-08-27 |
| 4445905 | Process for trichromatic dyeing or printing of polyamide | Helmut Raisin, Dieter Mausezahl | 1984-05-01 |
| 4444564 | Process for dyeing fiber material made of natural polyamides with anionic wool dyes at pH 4.5 to 5.5 in the presence of a dyeing assistant | Heinz Salathe, Hermann Flensberg | 1984-04-24 |
| 4402704 | Process for trichromatic dyeing or printing | Helmut Raisin, Dieter Mausezahl | 1983-09-06 |
| 4396393 | Dye mixtures and their use | Helmut Raisin, Dieter Mausezahl | 1983-08-02 |