Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7632969 | Process for the preparation of perfluoroalkylphosphines and the use thereof as perfluoroalkylating reagents | Urs Welz-Biermann, Nikolai (Mykola) Ignatyev, Michael Weiden, Michael Schmidt, Udo Heider +2 more | 2009-12-15 |
| 7585994 | Process for the preparation of compounds containing perfluoroalkanesulfonic acid groups | Nikolai (Mykola) Ignatyev, Michael Schmidt, Udo Heider, Andry Kucheryna | 2009-09-08 |
| 7247740 | Method for producing perfluoroalkane sulfonic acid esters and the salts thereof | Michael Schmidt, Nicolai Ignatyev, Udo Heider, Andrij Kucheryna | 2007-07-24 |
| 7208626 | Method for the production of perfluoroalkyl phosphines and the use thereof as perfluoroalkylating reactants | Urs Welz-Biermann, Nikolai (Mykola) Ignatyev, Michael Weiden, Michael Schmidt, Udo Heider +2 more | 2007-04-24 |
| 7202379 | Process for the preparation of bis(perfluoroalkyl)phosphinic acids and salts thereof | Urs Welz-Biermann, Nikolai (Mykola) Ignatyev, Michael Weiden, Udo Heider, Andri Kucheryna +1 more | 2007-04-10 |
| 7145004 | Method for the production of monohydro-perfluoroalkanes, bis(perfluoroalkyl)phosphinates and perfluoroalkylphosphonates | Nikolai (Mykola) Ignatyev, Michael Weiden, Urs Welz-Biermann, Udo Heider, Andriy Kucheryna +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 |
| 7084290 | Method for producing perfluoroalkanesulfonic acid esters | Nikolai (Mykola) Ignatyev, Michael Schmidt, Udo Heider, Andry Kucheryna | 2006-08-01 |
| 6943263 | Method for producing bis(trifluoromethyl)imido salts | Udo Heider, Michael Schmidt, Nikolai (Mykola) Ignatyev, Andrij Kucherina, Ludmila Zinovyeva | 2005-09-13 |
| 6893774 | Fluoroalkylphosphate salts, and process for the preparation of these substances | Michael Schmidt, Andreas Kuhner, Nikolai (Mykola) Ignatyev | 2005-05-17 |
| 6841301 | Fluoroalkyl phosphates for use in electrochemical cells | Udo Heider, Michael Schmidt, Andreas Kuhner, Nikolai (Mykola) Ignatyev | 2005-01-11 |
| 6582849 | Stable (CF3)2N— salts and process for preparing them | Udo Heider, Michael Schmidt, Nikolai Ignatev, Adrji Kucherna | 2003-06-24 |
| 6534682 | N(CF3)2 anion generation and its use | Volker Hilarius, Herwig Buchholz, Nikolai Ignatiev, Andrei Kucherina, Sergii Datsenko | 2003-03-18 |
| 6423454 | Lithium fluoroalkylphosphates and their use as electrolyte salts | Udo Heider, Michael Schmidt, Andreas Kuhner, Nikolai (Mykola) Ignatyev | 2002-07-23 |
| 6410190 | Process for the purification of methanide electrolytes | Nikolai Ignatiev, Peter Barthen | 2002-06-25 |
| 6264818 | Electrochemical synthesis of perfluoroalkylfluorophosphoranes | Udo Heider, Volker Hilarius, Nikolai Ignatiev | 2001-07-24 |
| 6210830 | Lithium fluorophosphates and their use as conducting salts | Nikolai (Mykola) Ignatyev | 2001-04-03 |
| 6107493 | Preparation of cyclic perfluoroalkanebis (sulfonyl) imides | Ludwig Pohl, Volker Hilarius, Ralf Jueschke | 2000-08-22 |
| 5616308 | Process for producing an oxygen-free or low-oxygen, high-temperature resistant shaped article of silicon carbide | Robin Richter, Hans-Peter Martin, Gerhard Roewer, Eberhard Mueller, Hans-Georg Kraemer +3 more | 1997-04-01 |
| 5247028 | Halogenated polycarbosilanes and processes for preparing them | Wolfgang Habel, Lutz Mayer | 1993-09-21 |
| 5204431 | Polycarbosilanes containing a hetero element | Wolfgang Habel, Christopher Nover, Baudouin van Aefferden, Lutz Mayer, Thomas Adrian | 1993-04-20 |
| 5204434 | Polycarbosilanes and process for preparing them | Wolfgang Habel, Heinz-Peter Judenau | 1993-04-20 |
| 5087685 | Process for preparing polycarbosilanes and new polycarbosilanes | Baudouin van Aefferden, Wolfgang Habel | 1992-02-11 |
| 4804447 | Method of producing NF.sub.3 | — | 1989-02-14 |