Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6071632 | Triboluminescent lanthanide.sup.III complexes | — | 2000-06-06 |
| 6071989 | Process for preparing fine pigment dispersions | Werner Sieber | 2000-06-06 |
| 6063924 | Soluble chromophores containing solubilising groups which can be easily removed | — | 2000-05-16 |
| 6010567 | Black-pigmented structured high molecular weight material | Ulrich Schadeli, Eric Tinguely, Gerardus De Keyzer | 2000-01-04 |
| 6001168 | Pigment dispersions comprising C.I. Pigment Red 222 | Yves Grandidier, Hanspeter Hauser | 1999-12-14 |
| 5750758 | Pyrocarbonic acid diesters and the preparation and use thereof | John S. Zambounis | 1998-05-12 |