Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5160348 | Mixtures of blue azo disperse dyestuffs | Manfred Hoppe, Klaus-Peter Sagner, Heinz Jordan, Horst Brandt | 1992-11-03 |
| 4968318 | Red mixtures of disperse azo dyestuffs | Wolf-Dieter Elsner | 1990-11-06 |
| 4523926 | Mixtures of disperse dyestuffs | Horst Brandt, Gunter Gehrke, Rolf Muders, Hans Otten | 1985-06-18 |
| 4374642 | Dyestuff mixtures, a process for their preparation and a process for dyeing hydrophobic fibres | Horst Brandt, Reinhold Hornle, Richard Buchele | 1983-02-22 |