Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4602914 | Process for printing polyester fiber materials by the transfer printing technique: separate dots for individual colors | — | 1986-07-29 |
| 4461622 | Dyestuffs of the phthalocyanine series, their preparation and their use on cellulose | Konrad Mix | 1984-07-24 |
| 4428750 | Process for the localized lightening, white discharging or colored discharging of dyeings on textile sheet-like structures using dye dissolving agent | Walter Birke, Hans-Ulrich von der Eltz, Franz Schon | 1984-01-31 |
| 4314811 | Two-phase printing process for preparing conversion articles and discharge resist prints | Friedrich Reinhardt | 1982-02-09 |
| 4314812 | Two-phase printing process for preparing conversion articles and discharge resist prints | — | 1982-02-09 |
| 4242094 | Dyeing preparations and their use for preparing developing dyes | Willy Gronen | 1980-12-30 |
| 4242091 | Process for the continuous dyeing of textile webs pre-heated with infra-red or micro-waves | Walter Birke, Joachim Steinbach | 1980-12-30 |
| 4231745 | Process for pad-dyeing and printing fabrics made of cellulose and/or regenerated modified cellulose and optionally polyester fibers | Friedrich Reinhardt | 1980-11-04 |
| 4212646 | Process for the printing of mixed fabrics of polyester and cellulose fibers | Horst Curtius, Willy Gronen | 1980-07-15 |
| 4212648 | Process for the printing of cellulose fiber fabrics | Horst Curtius, Willy Gronen | 1980-07-15 |
| 4201547 | Process for the preparation of azo dyestuffs on fiber materials consisting of, or containing, cellulose fibers | Hartmut Springer, Paul Karacsonyi, Willy Gronen, Horst Curtius | 1980-05-06 |
| 4195973 | Process for printing with developing dyes which employs having ether substituents derived from glycols, polyglycols, or alkoxy derivatives thereof | Hasso Hertel, Horst Curtius, Paul Karacsonyi | 1980-04-01 |