Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9115110 | Method for recovering di-trimethylolpropane and trimethylolpropane-enriched product streams from the side streams of trimethylolpropane production | Guido D. Frey, Kurt Schalapski, Norman Nowotney, Heinz Strutz, Donald K. Raff | 2015-08-25 |
| 9108898 | Continuous method for producing primary aliphatic amines from aldehydes | Matthias Eisenacher, Sebastian Geisel, Leif Johnen, Peter Heymanns, Norman Nowotny +2 more | 2015-08-18 |
| 8841489 | Method for carrying out multiphase aldol condensation reactions to give mixed α, β-unsaturated aldehydes | Guido D. Frey, Norman Nowotny, Kurt Schalapski, Heinz Strutz | 2014-09-23 |
| 8664444 | Method for producing primary aliphatic amines from aldehydes | Kurt Schalapski, Norman Nowotny, Matthias Eisenacher, Thorsten Kreickmann, Peter Heymanns +1 more | 2014-03-04 |