Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8697792 | Migration-free coloured copolycondensates for colouring polymers | Thomas Ruch, Thomas Eichenberger, Peter Werner Sutter, Christoph Krebs | 2014-04-15 |
| 8691002 | Organic black pigments and their preparation | Thomas Eichenberger, Thomas Ruch, Ralf Bauer, Christoph Krebs, Marc Maurer | 2014-04-08 |
| 8013045 | Monoazo colorants for mass-colouring of polymers | Thomas Ruch | 2011-09-06 |
| 7517369 | Dyes that are soluble in organic solvents | Thomas Ruch | 2009-04-14 |
| 7470780 | Dyes that are soluble in organic solvents | Thomas Ruch | 2008-12-30 |