Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4988418 | Method of electrically measuring the concentration of acids | Holger Krohn, Rainer Wagner, Eberhard Nann | 1991-01-29 |
| 4988420 | Electrophorectically overcaotable coatings applied by electrocoating | Wolfgang Batzill, Ulrich Heilmann, Hans-Joachim Streitberger, Harald Guder | 1991-01-29 |
| 4882090 | Electrophoretically overcoatable coatings applied by electrocoating | Wolfgang Batzill, Ulrich Heilmann, Hans-Joachim Streitberger, Harald Guder | 1989-11-21 |
| 4842700 | Preparation of .omega.-hydroxyaldehydes or cyclic hemiacetals thereof | Bernd Wermeckes, Harry W. Schulz | 1989-06-27 |