Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11306054 | Propanediol monoacetate mononitrate | Christine MENDROK-EDINGER, Peter Riebel | 2022-04-19 |
| 9458096 | Process for the manufacture of methyl limonitrile | Werner Bonrath, Raphael Beumer, Silke Dorn | 2016-10-04 |
| 9434671 | Nitrogen monoxide as cis/trans isomerization catalysts for unsaturated compounds | René Tobias Stemmler, Nadine Greiner | 2016-09-06 |
| 9340750 | Process for the manufacture of methyl limonitrile | Raphael Beumer, Werner Bonrath, Silke Dorn | 2016-05-17 |
| 8747621 | Process for the rectification of mixtures of high-boiling air- and/or temperature-sensitive useful products | Juan Ramon Herguijuela, Werner Pietzonka, Thomas Wolf | 2014-06-10 |
| 8431727 | Process for the manufacture of chroman derivatives, especially α-tocopherol and alka-noates thereof | Werner Bonrath, Yann Foricher, Thomas Netscher | 2013-04-30 |
| 8420838 | Process for the rectification of mixtures of high-boiling air- and/or temperature-sensitive useful products | Juan Ramon Herguijuela, Werner Pietzonka, Thomas Wolf | 2013-04-16 |
| 8414850 | Process for the working-up of a vitamin E- and vitamin E-acetate-containing mixture or product stream | Werner Pietzonka, Peter Ruckstuhl | 2013-04-09 |
| 8183396 | Process for the working-up of a vitamin E- and vitamin E-acetate- containing mixture or products stream | Werner Pietzonka, Peter Ruckstuhl | 2012-05-22 |
| 8003843 | Transport of ethyne in form of α-alkynols as ethyne precursors | Werner Bonrath, Gunther Hellmann | 2011-08-23 |
| 7858813 | Process for the rectification of mixtures of high-boiling air-and/or temperature-sensitive useful products | Juan Ramon Herguijuela, Werner Pietzonka, Thomas Wolf | 2010-12-28 |
| 7696364 | Process for the manufacture of alkenylated hydroxylated aromatic compounds, of chroman compounds and of their acylated derivatives | Werner Bonrath, Yann Foricher, Thomas Netscher | 2010-04-13 |
| 5908957 | Isomerization process | — | 1999-06-01 |