Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6294592 | Pigment preparations with radiation curable binder suitable for ink jet printing method | Manfred Herrmann, Wolfgang Reich, Rudiger Sens, Bernd Siegel, Karl Siemensmeyer | 2001-09-25 |
| 5318601 | Dye mixtures containing azo and quinophthalone dyes | Arno Lange, Helmut Degen, Volker Walther | 1994-06-07 |
| 4368055 | Solvent bleed-fast, deep-shade disperse dyed textile material | Kurt Fohn | 1983-01-11 |