Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7547670 | Low odor ester-based microemulsions for cleaning hard surfaces | Stephen F. Gross, Timothy C. Morris | 2009-06-16 |
| 5578712 | Fibre-reactive monoazonaphthyl dyestuffs | Roland Wald | 1996-11-26 |
| 5227477 | Dyes having one or two 2,4- or 4,6-dichloro-5-cyanopyrimidyl groups linked through bridging radicals containing at least two nitrogen atoms to chloro-1,3,5-triazinyl groups | Gunther Auerbach, Kurt Brenneisen, Paul Doswald, Markus Gisler, Werner Koch +2 more | 1993-07-13 |