Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8859813 | Ionic liquids having uronium cations and a process for making same | Nikolai Ignatyev, Urs Welz-Biermann, German Bissky, Helge Willner | 2014-10-14 |
| 8702815 | Cyanoborate, fluoroalkylphosphate, fluoroalkylborate or imide dyes | Nikolai (Mykola) Ignatyev, Urs Welz-Biermann, Helge Willner, Maik Finze, Eduard Bernhardt | 2014-04-22 |
| 8269041 | Ionic liquids having uronium or thiouronium cations | Nikolai Ignatyev, Urs Welz-Biermann, German Bissky, Helge Willner | 2012-09-18 |
| 8101749 | Process for the preparation of onium salts with a tetrafluoroborate anion having a reduced halide content | Nikolai (Mykola) Ignatyev, Urs Welz-Biermann, Helge Willner | 2012-01-24 |
| 8084617 | Ionic liquids having fluoroalkyltrifluoroborate anions | Nikolai (Mykola) Ignatyev, Urs Welz-Biermann, German Bissky, Helge Willner | 2011-12-27 |
| 7999111 | Process for the preparation of onium alkylsulfonates | Nikolai (Mykola) Ignatyev, Urs Welz-Biermann, Helge Willner | 2011-08-16 |
| 7939644 | Cyanoborate, fluoroalkylphosphate, fluoroalkylborate or imide dyes | Nikolai (Mykola) Ignatyev, Urs Welz-Biermann, Helge Willner, Maik Finze, Eduard Bernhardt | 2011-05-10 |
| 7576242 | Process for the preparation of organic salts containing bis(perfluoroalkyl) phosphinate anions | Nikolai Mykola Ignatyev, Urs Welz-Biermann, Helge Willner | 2009-08-18 |
| 7550491 | Ionic liquids having [N(CF3)2]− anions | Nikolai Ignatyev, Urs Welz-Biermann, Michale Schmidt, Helge Willner | 2009-06-23 |
| 7541488 | Process for the preparation of mono- and bis(fluoroalkyl)phosphoranes and the corresponding acids and phosphates | Nikolai (Mykola) Ignatyev, Urs Welz-Biermann, Michael Schmidt, Helge Willner | 2009-06-02 |
| 7145004 | Method for the production of monohydro-perfluoroalkanes, bis(perfluoroalkyl)phosphinates and perfluoroalkylphosphonates | Nikolai (Mykola) Ignatyev, Michael Weiden, Urs Welz-Biermann, Udo Heider, Peter Sartori +1 more | 2006-12-05 |
| 7094328 | Strong acids, process for the preparation thereof, and uses thereof | Nikolai (Mykola) Ignatyev, Michael Schmidt, Andreas Kuhner, Volker Hilarius, Udo Heider +2 more | 2006-08-22 |