Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371232 | Preparation of 2-(4-aminophenyl)benzothiazole compounds | Christoph Bomba, Guido Kuth, Erwin Hahn | 1994-12-06 |
| 5352729 | Use of pigment formulations for the preparation of pastes, printing inks and coatings | Hermann Birkhofer, Walter Denzinger, Heinrich Hartmann, Juan Antonio Gonzalez Gomez, Joachim Jesse +4 more | 1994-10-04 |
| 5324354 | Pigment formulations containing a pigment, a colorant having an external basic group and a surfactant | Joachim Jesse, Juan Antonio Gonzalez Gomez, Gustav Bock | 1994-06-28 |