Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10343969 | Process and plant for recovering acrylic acid | Ulrich Hammon, Thomas Walter, Frank Huetten | 2019-07-09 |
| 9701612 | Process and plant for recovering acrylic acid | Ulrich Hammon, Thomas Walter, Frank Huetten | 2017-07-11 |
| 9150483 | Aqueous solution comprising acrylic acid and the conjugate base thereof | Frank Huetten, Otto Machhammer, Thomas Daniel, Daniel Pfeiffer, Stefanie Herzog +2 more | 2015-10-06 |
| 9018416 | Thermal separation process | Klaus Joachim Mueller-Engel, Thomas Walter, Frank Huetten, Ulrich Hammon | 2015-04-28 |
| 8507721 | Process for preparing acrylic acid from ethanol and formaldehyde | Stefanie Herzog, Stefan Altwasser, Frank Huetten, Annebart Engbert Wentink, Alexander Christoph Schaefer | 2013-08-13 |