Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679855 | Preparation of benzophenone imines | Guido Voit, Tom Witzel, Alexander Aumuller | 1997-10-21 |
| 5624981 | Polyalkylpiperidine containing acetic acid and 3-amino-acrylic acid derivatives | Alexander Aumueller, Hubert Trauth | 1997-04-29 |
| 5610210 | Aminovinylphosphonic ester stabilizers for organic material | Alexander Aumueller, Hubert Trauth | 1997-03-11 |