Issued Patents 1994
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376150 | Use of pyridine dyes in the textile sector, dye mixtures with pyridine dyes, and triazolopyridine dyes having a thienyl radical | Arno Lange, Ruediger Sens, Karl-Heinz Etzbach, Helmut Reichelt, Sabine Gruettner-Merten | 1994-12-27 |
| 5371266 | Bichromophoric cyano-containing methine dyes and transfer thereof | Karl-Heinz Etzbach, Ruediger Sens | 1994-12-06 |
| 5350873 | Optically active phenoxypropionic esters | Wolfgang Brox, Karl-Heinz Etzbach, Axel Paul, Karl Siemensmeyer | 1994-09-27 |
| 5338445 | Module for a reactor for anaerobic waste water treatment | Michael Zumbragel | 1994-08-16 |
| 5332520 | Liquid-crystalline polymers of virtually uniform molecular weight | Karl-Heinz Etzbach, Karl Siemensmeyer | 1994-07-26 |
| 5312926 | Indonaphthol dyes and thermal transfer thereof | Karl-Heinz Etzbach, Ruediger Sens | 1994-05-17 |
| 5312703 | Reversible or irreversible production of an image | Gerhard Wagenblast | 1994-05-17 |
| 5310942 | Pyridone dyes and thermal transfer thereof | Ruediger Sens, Karl-Heinz Etzbach | 1994-05-10 |
| 5281572 | Bichromorphic methine and azamethine dyes and process for transferring them | Karl-Heinz Etzbach, Ruediger Sens | 1994-01-25 |