Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372609 | Self-tanning, pretanning and assist tanning of pelts and skin pelts and retanning of leather and skin | Juergen Weiser, Wolfgang Reuther, Karl Stork, Ortwin Schaffer | 1994-12-13 |
| 5360454 | Tanning of leather and fur | Norbert Grief, Knut Oppenlaender, Brigitte Wegner, Johannes P. Dix | 1994-11-01 |
| 5352729 | Use of pigment formulations for the preparation of pastes, printing inks and coatings | Walter Denzinger, Heinrich Hartmann, Juan Antonio Gonzalez Gomez, Paul Guenthert, Joachim Jesse +4 more | 1994-10-04 |