Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8455682 | Method for the production of aminodicarboxylic acid-N,N-diacetic acids | Alfred Oftring, Armin Stamm, Gerold Braun | 2013-06-04 |
| 7671234 | Method for producing methylglycine-N,N-diethanoic acid-trialkali metal salts with a low by-product content | Alfred Oftring, Gerold Braun, Armin Stamm, Kai-Uwe Baldenius | 2010-03-02 |
| 6861548 | Continuous process for the cyanoalkylation of compounds having one or more NH functions | Thomas Greindl, Gerold Braun, Georg Krug | 2005-03-01 |
| 6509012 | Aqueous cationic tenside preparations, method for the production and use thereof | Peter Hossel, Michael Zirnstein, Walter Schunter, Wolfgang Kasel, Knut Oppenlander | 2003-01-21 |
| 5210187 | Double attachment reactive dyes having alkyl- or alkenylsulfonyl and alkyl- or alkenylsulfonylalkyl groups | Manfred Patsch, Uwe Nahr, Joerg L. Jessen, Klaus Pandl, Claus Marschner +1 more | 1993-05-11 |