Zwissler, Georg Konrad
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zwissler, Georg Konrad.The latest application filed is for "aqueous dispersion of water-insoluble organic uv filter substances".
- Zwissler, Georg Konrad - Heidelberg DE
- Zwissler; Georg Konrad - Bad Durkheim DE
| Patent | Date |
|---|---|
| Aqueous dispersion of water-insoluble organic UV filter substances App 20030143166 - Heger, Robert ; et al. | 2003-07-31 |
| Aqueous dispersion of water-insoluble organic UV filter substances Grant 6,531,117 - Heger , et al. March 11, 2 | 2003-03-11 |
| Aqueous dispersion of water-insoluble organic UV filter substances App 20010022965 - Heger, Robert ; et al. | 2001-09-20 |
| Use of solubilized carotenoid preparations for coloring food preparations Grant 6,287,615 - Runge , et al. September 11, 2 | 2001-09-11 |
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