Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5234465 | Pad-dyeing of cellulose fibers with sulfur black dyes: mixture of dithionite and glucose reducing sugar as reducing agent in aqueous alkaline dye bath | Manfred Hahnke, Ullrich Saalfrank, Joachim Steinbach, Gerd Krauzpaul | 1993-08-10 |
| 4527993 | Process for producing transfer printing papers with foamed aqueous ink | Horst Homuth | 1985-07-09 |
| 4422854 | Transfer printing support, process for the manufacture thereof, with blue azo dye:di-cyano-nitro-phenyl-azo aniline | Reinhard Hahnle, Manfred Schneider, Rudolf Schickfluss | 1983-12-27 |
| 4401692 | Transfer-printing support | Rudolf Schickfluss, Manfred Schneider | 1983-08-30 |
| 4306874 | Process for printing synthetic, hydrophobic fiber material in accordance with the principle of transfer printing | Horst Tappe | 1981-12-22 |